Notes to Condensed Consolidated Financial Statements (Unaudited)
Note 1 – Business and Organization
Limbach Holdings, Inc. (the “Company,” “we” or “our”), a Delaware corporation headquartered in Tampa, Florida is a building systems solutions firm that designs, delivers, and maintains mechanical (heating, ventilation, and air conditioning), electrical, plumbing, and controls (“MEPC”) systems. The Company partners with building owners and operators of mission-critical facilities across healthcare, industrial and manufacturing, data centers, life sciences, higher education, and cultural and entertainment markets. As of June 30, 2026, the Company had approximately 1,600 employees across 21 offices throughout the Eastern and Midwestern regions of the United States. The Company strives to be an indispensable partner by combining its national capabilities with strong local execution and talent to deliver proactive, safe, and reliable solutions for complex facilities. Operating on a connected platform, the Company integrates engineering expertise with field execution to provide customized MEPC infrastructure solutions that address both operational and capital project needs, optimizing performance, enhancing reliability, and ensuring long-term safety.
The Company operates in two segments, (i) Owner Direct Relationships (“ODR”), in which the Company performs owner direct projects and/or provides maintenance or service primarily on MEPC systems, and specialty contracting projects to existing buildings direct to, or assigned by, building owners or operators, and (ii) General Contractor Relationships (“GCR”), in which the Company generally manages new construction or renovation projects that involve primarily MEPC systems awarded to the Company by general contractors or construction managers. The Company’s work is primarily performed under fixed-price, modified fixed price, and time and materials contracts over periods of typically less than two years.
Note 2 – Significant Accounting Policies
Basis of Presentation
References in these financial statements to the Company refer collectively to the accounts of Limbach Holdings, Inc. and its wholly-owned subsidiaries, including Limbach Holdings LLC (“LHLLC”), Limbach Facility Services LLC (“LFS”), Limbach Company LLC (“LC LLC”), Limbach Company LP (“LC LP”), Harper Limbach LLC (“Harper”), Harper Limbach Construction LLC (“Harper Construction LLC”), Limbach Facility & Project Solutions LLC (“LFPS”), Jake Marshall, LLC (“JMLLC”), Coating Solutions, LLC (“CSLLC”), ACME Industrial Piping, LLC (“ACME”), Industrial Air, LLC (“Industrial Air”), Kent Island Mechanical, LLC (“Kent Island”), Consolidated Mechanical, LLC (“Consolidated Mechanical”) and Pioneer Power, LLC (“Pioneer Power”) for all periods presented, unless otherwise indicated. All intercompany balances and transactions have been eliminated.
The accompanying unaudited condensed consolidated financial statements were prepared using generally accepted accounting principles (“GAAP”) for interim financial information and with the requirements of Form 10-Q and applicable rules of Regulation S-X of the Securities and Exchange Commission (“SEC”). Consequently, certain information and note disclosures normally included in financial statements prepared in accordance with GAAP have been condensed or omitted pursuant to those rules and regulations, although the Company believes that the disclosures made are adequate to make the information not misleading. Readers of this report should refer to the consolidated financial statements and the notes thereto included in the Company’s most recent Annual Report on Form 10-K filed with the SEC on March 2, 2026.
Use of Estimates
The preparation of the condensed consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the amounts reported in the condensed consolidated financial statements for assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements, the reported amounts of revenue and expenses during the reported period, and the accompanying notes. Management believes that its most significant estimates and assumptions have been based on reasonable and supportable assumptions and the resulting estimates are reasonable for use in the preparation of the condensed consolidated financial statements. The Company’s significant estimates include estimates associated with revenue recognition on construction contracts, costs incurred through each balance sheet date, intangibles, property and equipment, fair value accounting for acquisitions, insurance reserves, income tax valuation allowances, fair value of contingent consideration arrangements and contingencies. If the underlying estimates and assumptions upon which the condensed consolidated financial statements are based change in the future, actual amounts may differ from those included in the accompanying condensed consolidated financial statements.
Unaudited Interim Financial Information
The accompanying interim Condensed Consolidated Balance Sheets, Condensed Consolidated Statements of Operations, Condensed Consolidated Statements of Stockholders’ Equity and Condensed Consolidated Statements of Cash Flows for the periods presented are unaudited. Also, within the notes to the condensed consolidated financial statements, the Company has included unaudited information for these interim periods. These unaudited interim condensed consolidated financial statements have been prepared in accordance with GAAP. In the Company’s opinion, the accompanying unaudited condensed consolidated financial statements contain all normal and recurring adjustments necessary for a fair statement of the Company’s financial position as of June 30, 2026, its results of operations and equity for the three and six months ended June 30, 2026 and 2025 and its cash flows for the six months ended June 30, 2026 and 2025. The results for the three and six months ended June 30, 2026 are not necessarily indicative of the results to be expected for the year ending December 31, 2026.
The Condensed Consolidated Balance Sheet as of December 31, 2025 was derived from the Company’s audited financial statements included in its Annual Report on Form 10-K filed with the SEC on March 2, 2026, but is presented as condensed and does not contain all of the footnote disclosures from the annual financial statements.
Recent Accounting Pronouncements
In July 2025, the FASB issued ASU 2025-05, Financial Instruments - Credit Losses (Topic 326): Measurement of Credit Losses for Accounts Receivable and Contract Assets. ASU 2025-05 provides a practical expedient that all entities can use when estimating expected credit losses for current accounts receivable and current contract assets arising from transactions accounted for under Accounting Standards Update (“ASC”) Topic 606 – Revenue from Contracts with Customers. Under this practical expedient, an entity is allowed to assume that the current conditions it has applied in determining credit loss allowances for current accounts receivable and current contract assets remain unchanged for the remaining life of those assets. The Company adopted ASU 2025-05 effective January 1, 2026 on a prospective basis and elected to apply the practical expedient to its current accounts receivable and contract assets. The adoption of ASU 2025-05 did not have a material impact on the Company’s condensed consolidated financial statements or related disclosures.
In November 2024, the FASB issued ASU 2024-03, Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40): Disaggregation of Income Statement Expenses, and in January 2025, the FASB issued ASU 2025-01, Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40): Clarifying the Effective Date. ASU 2024-03 requires additional disclosure of the nature of expenses included in the income statement as well as disclosures about specific types of expenses included in the expense captions presented in the income statement. ASU 2024-03, as clarified by ASU 2025-01, is effective for fiscal years beginning after December 15, 2026, and interim periods beginning after December 15, 2027. Companies have the option to apply this guidance either on a retrospective or prospective basis, and early adoption is permitted. The Company is currently evaluating the impact that the adoption of these standards will have on its condensed consolidated financial statements and disclosures.
Note 3 – Acquisitions
Pioneer Power
On July 1, 2025 (the "Pioneer Power Effective Date"), the Company, through LFS, acquired all of the outstanding equity interests of Pioneer Power (the “Pioneer Power Transaction”) for net cash consideration of $65.7 million, after giving effect to cash acquired as part of the transaction. The acquisition was funded through a combination of cash on hand and borrowings under the Company’s revolving credit facility. Approximately $4.1 million of the cash consideration was initially held in escrow for indemnification purposes, a portion of which has subsequently been released. Pioneer Power is a provider of industrial and institutional mechanical solutions serving healthcare, food, power/utility, oil refining and other select markets in the greater Twin Cities region of Minnesota and upper Midwest regions. The acquisition further expanded the Company’s footprint in the core Midwest and extended its reach into new geographic markets in the upper Midwest regions. As a result of the Pioneer Power Transaction, Pioneer Power became a wholly-owned indirect subsidiary of the Company.
The Pioneer Power Transaction was accounted for as a business combination using the acquisition method of accounting. As a result of the acquisition, the Company recognized goodwill of $39.5 million, which was allocated between the Company’s ODR and GCR segments and is expected to be fully deductible for income tax purposes. The goodwill recognized is primarily attributable to anticipated future earnings of the acquired business.
During the measurement period, the Company recorded measurement period adjustments related to the Pioneer Power Transaction as additional information became available regarding the facts and circumstances that existed as of the acquisition date. The Company finalized the purchase price allocation during the three months ended June 30, 2026, and the measurement period expired on June 30, 2026. The following table presents the final purchase price allocation, including cumulative
measurement period adjustments recorded through June 30, 2026. Any excess of the purchase price over the fair value of the identifiable net assets acquired was recorded as goodwill.
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| (in thousands) | | Purchase Price Allocation | | Cumulative Measurement Period Adjustments Through June 30, 2026(1) | | Adjusted Purchase Price Allocation | | | | |
| Consideration: | | | | | | | | | | |
| Cash | | $ | 66,612 | | | $ | — | | | $ | 66,612 | | | | | |
| | | | | | | | | | |
| Total Consideration | | 66,612 | | | — | | | 66,612 | | | | | |
| | | | | | | | | | |
| Fair value of assets acquired: | | | | | | | | | | |
| Cash and cash equivalents | | 961 | | | — | | | 961 | | | | | |
| Accounts receivable | | 18,416 | | | — | | | 18,416 | | | | | |
| Contract assets | | 4,176 | | | 920 | | | 5,096 | | | | | |
| Other current assets | | 58 | | | — | | | 58 | | | | | |
| Property and equipment | | 6,291 | | | — | | | 6,291 | | | | | |
| | | | | | | | | | |
| Intangible assets | | 16,200 | | | — | | | 16,200 | | | | | |
| Amount attributable to assets acquired | | 46,102 | | | 920 | | | 47,022 | | | | | |
| | | | | | | | | | |
| Fair value of liabilities assumed: | | | | | | | | | | |
| Accounts payable, including retainage | | 8,071 | | | 38 | | | 8,109 | | | | | |
| | | | | | | | | | |
| Accrued expenses and other current liabilities | | 1,527 | | | (150) | | | 1,377 | | | | | |
| Contract liabilities | | 6,506 | | | 3,931 | | | 10,437 | | | | | |
| | | | | | | | | | |
| Amount attributable to liabilities assumed | | 16,104 | | | 3,819 | | | 19,923 | | | | | |
| Goodwill | | $ | 36,614 | | | $ | 2,899 | | | $ | 39,513 | | | | | |
(1) The cumulative measurement period adjustments primarily related to refinements of acquired working capital balances, including accounts payable, accrued expenses and other current liabilities, and contract assets and contract liabilities, based on additional information regarding facts and circumstances that existed as of the acquisition date. The net effect of these adjustments was recorded as a corresponding adjustment to goodwill. Certain contract liability adjustments may be subject to recovery. As of June 30, 2026, no receivable has been recognized in connection with such potential recoveries. Any future amounts recovered will not result in adjustments to the final purchase price allocation.
The acquisition of Pioneer Power contributed $30.9 million and $54.5 million of total revenue for the three and six months ended June 30, 2026, respectively. Pioneer Power did not have a material contribution to net income for the three and six months ended June 30, 2026. Pioneer Power operates at a lower gross margin profile relative to the Company’s legacy ODR operations. Management continues to integrate Pioneer Power into the Company’s broader operating model with the objective of enhancing operating efficiencies and improving profitability over time.
Note 4 – Revenue from Contracts with Customers
The Company’s revenue is primarily derived from construction-type and services contracts to deliver MEPC systems services to its customers. Such work is primarily performed under fixed-price, modified fixed-price, and time and materials contracts over periods of typically less than two years.
Construction-type contract revenue is primarily derived from fixed-price and modified fixed-price contracts. For the majority of these contracts, the Company’s performance obligations are satisfied over time because the customer controls the asset as it is created or enhanced or because the Company’s performance does not create an asset with an alternative use and the Company has an enforceable right to payment for performance completed to date. For contracts satisfied over time, the Company recognizes revenue using an input method based on costs incurred relative to total estimated costs at completion (the cost-to-cost method), which management believes depicts the transfer of control of services to the customer. The Company believes its extensive experience with MEPC systems projects, together with its internal cost estimation and review processes, enables it to reasonably estimate contract costs and mitigate the risk of cost overruns.
With respect to service contracts, the Company’s service arrangements generally include (i) fixed-price service contracts, typically for maintenance, repair and retrofit work over a period, commonly one year, and (ii) time and materials or similar service work performed on an as-needed basis. Revenue from fixed-price service contracts is generally recognized over time on a systematic basis that depicts performance over the contract term, which is typically on a straight-line basis when services are provided evenly over the contract period. Revenue derived from time and materials and other service work is recognized when the services are performed.
The Company generally invoices customers on a monthly basis based on a schedule of values that breaks down the contract amount into discrete billing items. Costs and estimated earnings in excess of billings on uncompleted contracts are recorded as a contract asset until billable under the contract terms. Billings in excess of costs and estimated earnings on uncompleted contracts are recorded as a contract liability until the related revenue is recognizable.
Contract Assets and Contract Liabilities
Contract assets represent the Company’s conditional right to consideration for goods or services transferred to customers when that right is conditioned on something other than the passage of time. Contract liabilities represent the Company’s obligation to transfer goods or services to customers for which consideration has been received or is due.
The Company’s contracts commonly include retainage provisions, pursuant to which a portion of billed consideration is contractually withheld by customers until achievement of specified contractual milestones, such as substantial completion, final acceptance, or satisfaction of defined performance criteria. Retainage does not represent an unconditional right to payment and is therefore not considered a trade receivable. Accordingly, retainage is reflected within contract balances based on the related net billing position.
Contract assets include costs and estimated earnings in excess of billings on uncompleted contracts and retainage associated with contracts for which the Company has a conditional right to consideration. The components of the contract asset balances as of the respective dates were as follows:
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| (in thousands) | June 30, 2026 | | December 31, 2025 | | Change |
| Contract assets | | | | | |
| Costs and estimated earnings in excess of billings on uncompleted contracts | $ | 27,399 | | | $ | 29,254 | | | $ | (1,855) | |
| Retainage receivable, net | 14,188 | | | 16,213 | | | (2,025) | |
| Total contract assets, net | $ | 41,587 | | | $ | 45,467 | | | $ | (3,880) | |
Contract liabilities
Contract liabilities include billings in excess of contract costs and estimated earnings on uncompleted contracts, provisions for losses and amounts related to retainage associated with overbilled contracts, which reduce billings in excess of costs until such payment become payable under contract terms. The components of the contract liability balances as of the respective dates were as follows:
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| (in thousands) | June 30, 2026 | | December 31, 2025 | | Change |
| Contract liabilities | | | | | |
| Billings in excess of costs and estimated earnings on uncompleted contracts, net | $ | 34,895 | | | $ | 20,889 | | | $ | 14,006 | |
| Provisions for losses | 232 | | | 47 | | | 185 | |
| Total contract liabilities, net | $ | 35,127 | | | $ | 20,936 | | | $ | 14,191 | |
Billings in excess of costs and estimated earnings on uncompleted contracts represent the excess of contract billings to date over the amount of contract costs and profits (or contract revenue) recognized to date, net of retention receivables. The balance may fluctuate depending on the timing of contract billings and the recognition of contract revenue.
Provisions for losses are recognized in the condensed consolidated statements of operations at the uncompleted performance obligation level for the amount of total estimated losses in the period that evidence indicates that the estimated total cost of a performance obligation exceeds its estimated total revenue.
During the three and six months ended June 30, 2026, the Company recognized revenue of $4.8 million and $14.2 million, respectively, that was included in its contract liabilities balance at January 1, 2026. During the three and six months ended
June 30, 2025, the Company recognized revenue of $8.8 million and $36.7 million, respectively, that was included in its contract liabilities balance at January 1, 2025.
Claims and Unapproved Change Orders
Contract assets may include amounts related to claims and unapproved change orders, which arise when there is a dispute regarding changes in scope or pricing, or when additional work is performed or costs are incurred prior to execution of a contract amendment. The Company estimates recoveries related to claims and unapproved change orders as variable consideration using the most likely amount method, to the extent it is probable that a significant reversal of cumulative revenue recognized will not occur. Such amounts are billable upon resolution and execution of contract amendments or other written agreements. The estimated net realizable value of claims and unapproved change orders included within contract assets and contract liabilities was $16.4 million and $13.6 million as of June 30, 2026 and December 31, 2025 respectively.
Net Contract Position
The net (overbilling) underbilling position for contracts in process consisted of the following:
| | | | | | | | | | | |
| (in thousands) | June 30, 2026 | | December 31, 2025 |
| Revenue earned on uncompleted contracts | $ | 677,744 | | | $ | 614,448 | |
| Less: Billings to date | (685,240) | | | (606,083) | |
| Net (overbilling) underbilling | $ | (7,496) | | | $ | 8,365 | |
| | | |
| | | |
| (in thousands) | June 30, 2026 | | December 31, 2025 |
| Costs and estimated earnings in excess of billings on uncompleted contracts | $ | 27,399 | | | $ | 29,254 | |
| Billings in excess of costs and estimated earnings on uncompleted contracts, net | (34,895) | | | (20,889) | |
| Net (overbilling) underbilling | $ | (7,496) | | | $ | 8,365 | |
Revisions in Contract Estimates
The Company recorded revisions in its contract estimates for certain ODR and GCR projects. During the three and six months ended June 30, 2026 and 2025, the Company did not record any material gross profit write-ups or write-downs that had a net gross profit impact of $1.0 million or more.
Remaining Performance Obligations
Remaining performance obligations represent the transaction price of firm orders for which work has not been performed and exclude unexercised contract options. The Company’s remaining performance obligations include projects that have a written award, a letter of intent, a notice to proceed or an agreed upon work order to perform work on mutually accepted terms and conditions.
As of June 30, 2026, the aggregate amount of the transaction prices allocated to the remaining performance obligations of the Company’s ODR and GCR segment contracts were $263.2 million and $200.1 million, respectively. The Company currently estimates that 69% and 57% of its ODR and GCR segment remaining performance obligations as of June 30, 2026, respectively, will be recognized as revenue during the remainder of 2026, with the substantial majority of remaining performance obligations to be recognized within 24 months, although the timing of the Company’s performance is not always under its control.
Additionally, the difference between remaining performance obligations and backlog is due to the exclusion of a portion of the Company’s ODR agreements under certain contract types from the Company’s remaining performance obligations as these contracts can be canceled for convenience at any time by the Company or the customer without considerable cost incurred by the customer.
Note 5 – Goodwill and Intangibles
Goodwill
Goodwill was $72.6 million and $70.6 million as of June 30, 2026 and December 31, 2025, respectively. The Company tests its goodwill and indefinite-lived intangible assets allocated to its reporting units for impairment annually on October 1, or more frequently if events or circumstances indicate that it is more likely than not that the fair value of its reporting units and indefinite-lived intangible assets are less than their carrying amount.
The Company did not recognize any impairment charges on its goodwill or intangible assets during the three and six months ended June 30, 2026 and 2025.
The following table summarizes the carrying amount and changes in goodwill associated with the Company’s segments:
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| (in thousands) | GCR | | ODR | | Total |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
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| Goodwill as of December 31, 2025 | $ | 15,578 | | | $ | 55,022 | | | $ | 70,600 | |
Measurement period adjustments - Pioneer Power Transaction(1) | — | | | 2,044 | | | 2,044 | |
| Goodwill as of June 30, 2026 | $ | 15,578 | | | $ | 57,066 | | | $ | 72,644 | |
(1) The Company recorded cumulative measurement period adjustments during the six months ended June 30, 2026 primarily related to refinements of acquired working capital balances, including accounts payable, accrued expenses and other current liabilities, and contract liabilities, based on additional information regarding facts and circumstances that existed as of the acquisition date. The net effect of these adjustments was recorded as a corresponding adjustment to goodwill. See Note 3 – Acquisitions for further detail.
Intangible Assets
Intangible assets are comprised of the following:
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| (in thousands) | Gross carrying amount | | Accumulated amortization | | Net intangible assets, excluding goodwill |
June 30, 2026 | | | | | |
| Amortized intangible assets: | | | | | |
| Customer relationships | $ | 47,620 | | | $ | (14,384) | | | $ | 33,236 | |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| Backlog | 5,960 | | | (5,960) | | | — | |
| | | | | |
| Trade name, trademarks and intellectual property | 5,550 | | | (2,970) | | | 2,580 | |
| | | | | |
| Total amortized intangible assets | 59,130 | | | (23,314) | | | 35,816 | |
| Unamortized intangible assets: | | | | | |
Trade name – Limbach(1) | 9,960 | | | — | | | 9,960 | |
| Total unamortized intangible assets | 9,960 | | | — | | | 9,960 | |
| Total amortized and unamortized assets, excluding goodwill | $ | 69,090 | | | $ | (23,314) | | | $ | 45,776 | |
(1) The Company has determined that its trade name has an indefinite useful life. The Limbach trade name has been in existence since the Company’s founding in 1901 and therefore is an established brand within the industry.
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| (in thousands) | Gross carrying amount | | Accumulated amortization | | Net intangible assets, excluding goodwill |
December 31, 2025 | | | | | |
| Amortized intangible assets: | | | | | |
| Customer relationships | $ | 47,620 | | | $ | (11,741) | | | $ | 35,879 | |
| | | | | |
| | | | | |
| | | | | |
| Backlog | 5,960 | | | (5,800) | | | 160 | |
| | | | | |
| Trade name, trademarks and intellectual property | 5,550 | | | (2,362) | | | 3,188 | |
| Total amortized intangible assets | 59,130 | | | (19,903) | | | 39,227 | |
| Unamortized intangible assets: | | | | | |
| Trade name – Limbach | 9,960 | | | — | | | 9,960 | |
| Total unamortized intangible assets | 9,960 | | | — | | | 9,960 | |
| Total amortized and unamortized assets, excluding goodwill | $ | 69,090 | | | $ | (19,903) | | | $ | 49,187 | |
Total amortization expense for the Company’s definite-lived intangible assets was $1.7 million and $3.5 million for the three and six months ended June 30, 2026, respectively, and $1.8 million and $3.6 million for the three and six months ended June 30, 2025, respectively.
Note 6 – Debt
Long-term debt consists of the following obligations as of:
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| (in thousands) | June 30, 2026 | | December 31, 2025 |
| | | |
| Wintrust Revolving Loans | 17,500 | | | 10,000 | |
Finance leases – collateralized by vehicles, payable in monthly installments of principal, plus interest ranging from 4.50% to 8.60% through 2031 | 18,199 | | | 20,570 | |
| Financing liability | 5,351 | | | 5,351 | |
| Total debt | 41,050 | | | 35,921 | |
| Less - Current portion of long-term debt | (4,862) | | | (5,031) | |
| Less - Unamortized discount and debt issuance costs | (346) | | | (354) | |
| Long-term debt | $ | 35,842 | | | $ | 30,536 | |
Wintrust Revolving Credit Facility
The Company maintains a senior secured revolving credit facility with Wheaton Bank & Trust Company, N.A., a subsidiary of Wintrust Financial Corporation (collectively, “Wintrust”), as administrative agent, pursuant to a Second Amended and Restated Credit Agreement originally entered into on May 5, 2023 (the “Second A&R Wintrust Credit Agreement”).
On June 27, 2025, LFS, LHLLC, and other designated parties entered into a Second Amendment to the Second A&R Wintrust Credit Agreement (the “Second Amendment”) with Wintrust, as administrative agent, and the other lenders party thereto. The Second Amendment amended the Second A&R Wintrust Credit Agreement, which governs the Company's senior secured revolving credit facility (the "Wintrust Revolving Credit Facility"). The Second Amendment provides for, among other things, (i) an upsize of the aggregate principal amount of the senior secured revolving credit facility from $50.0 million to $100.0 million, (ii) modifying the definition of “L/C Sublimit” to increase the sublimit for the issuance of letters of credit from $10.0 million to $20.0 million, (iii) an extension of the revolving credit scheduled maturity date from February 24, 2028 to July 1, 2030, (iv) a decrease in the applicable margins for Term SOFR and Prime Rate (each defined in the Second Amendment) revolving loans as determined with reference to LFS’s Senior Leverage Ratio (as defined in the Second Amendment), (v) a term loan conversion feature, allowing LFS, subject to certain conditions, to convert outstanding revolving loans into one or more term loan tranches, (vi) the removal of certain covenant requirements, specifically in relation to LFS’s Borrowing Base, as formerly defined in the Second A&R Wintrust Credit Agreement, and (vii) modification to certain defined terms to reflect updated operational and financial terms.
Following the execution of the Second Amendment, borrowings under the Wintrust Revolving Credit Facility bear interest, at LFS’s option, at either the Term SOFR (with a 0.15% floor) plus 2.50% or the Prime Rate (with a 3.0% floor), subject to a 95 basis point step-down based on LFS's Senior Leverage Ratio.
As of June 30, 2026 and December 31, 2025, the Company had $17.5 million and $10.0 million in borrowings outstanding under the Wintrust Revolving Credit Facility, respectively. During the three and six months ended June 30, 2026, the maximum amount outstanding under the Wintrust Revolving Credit Facility at any time was $32.4 million and the average daily balance was $20.4 million and $17.1 million, respectively. During the three and six months ended June 30, 2025, the maximum amount outstanding under the Wintrust Revolving Credit Facility at any time was $10.0 million and the average daily balance was $10.0 million.
For the three and six months ended June 30, 2026, borrowings under the Wintrust Revolving Credit Facility bore interest at a weighted average annual interest rate of 5.59% and 5.55%, respectively, inclusive of the net impact associated with the Company’s interest rate swap arrangement. For the three and six months ended June 30, 2025, borrowings under the Wintrust Revolving Credit Facility bore interest at a weighted average annual interest rate of 5.70% and 5.71%, respectively.
At June 30, 2026 and December 31, 2025, the Company had outstanding letters of credit of $7.0 million and $5.1 million, respectively, with its lender to secure obligations under its self-insurance program.
As of June 30, 2026, the Company was in compliance with all financial maintenance covenants under the Second A&R Wintrust Credit Agreement. Subsequent to June 30, 2026, the Company entered into an additional amendment to the Second A&R Wintrust Credit Agreement. See Note 15 – Subsequent Events for more information.
The following is a summary of the applicable margin and commitment fees payable on the Wintrust Revolving Loan, as amended, credit commitment:
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| Level | | Senior Leverage Ratio | | Applicable Margin for SOFR Revolver loans | | Applicable Margin for Prime Revolving loans | | Applicable Margin for commitment fee |
| I | | Greater than 1.00 to 1.00 | | 2.50 | % | | (0.70) | % | | 0.25 | % |
| II | | Less than or equal to 1.00 to 1.00 | | 2.25 | % | | (0.95) | % | | 0.25 | % |
Interest Rate Swap
The Company is party to an interest rate swap agreement to manage the risk associated with a portion of its variable-rate long-term debt. The interest rate swap involves the exchange of fixed-rate and variable-rate payments without the exchange of the underlying notional amount on which the interest payments are calculated. The swap agreement became effective on July 14, 2022 and will terminate on July 31, 2027. The notional amount of the swap agreement is $10.0 million with a fixed interest rate of 3.12% plus the SOFR Applicable Margin. If the one-month SOFR (as defined in the Second Amendment to the Second A&R Credit Agreement) is above the fixed rate, the counterparty pays the Company, and if the one-month SOFR is less than the fixed rate, the Company pays the counterparty, the difference between the fixed rate of 3.12% and the one-month SOFR. The Company has not designated this instrument as a hedge for accounting purposes. As a result, the change in fair value of the derivative instrument is recognized directly in earnings on the Company’s condensed consolidated statements of operations as a gain or loss on interest rate swap.
Sale-Leaseback Financing Transaction
On September 29, 2022, the Company completed a sale and leaseback transaction related to its facility in Pontiac, Michigan (the “Pontiac Facility”), with an aggregate transaction value of approximately $7.8 million, consisting of a purchase price of approximately $5.4 million and up to $2.4 million of tenant improvement allowances.
In connection with the transaction, the Company entered into a 25-year lease agreement with two five-year renewal options. Annual minimum rent is approximately $0.5 million, payable monthly and subject to annual escalations of approximately 2.5%. The lease includes a one-time termination option at the end of the fifteenth lease year, which would require payment of a termination fee of approximately $1.7 million if exercised.
The Company accounted for the transaction as a failed sale-leaseback and financing arrangement under ASC Topic 842 – Leases, as the lease was classified as a finance lease and control of the property did not transfer. Accordingly, no gain or loss was recognized, and the property was not derecognized from the Company’s condensed consolidated balance sheets. Proceeds received were recorded as a financing liability and are repaid through lease payments, which are allocated between principal and interest.
As of June 30, 2026, the financing liability was $5.0 million, net of issuance costs, which was recognized within long-term debt on the Company’s condensed consolidated balance sheets. For both the three and six months ended June 30, 2026 and 2025, approximately $0.1 million and $0.3 million of interest expense associated with the financing was recognized, respectively.
Note 7 – Equity
The Company’s second amended and restated certificate of incorporation currently authorizes the issuance of 100,000,000 shares of common stock, par value $0.0001, and 1,000,000 shares of preferred stock, par value $0.0001.
Incentive Plan
Upon the consummation of the Company’s business combination with LHLLC in July 2016, the Company adopted an omnibus incentive plan (as amended, the “Omnibus Incentive Plan”) pursuant to which equity awards may be granted thereunder. See Note 14 – Management Incentive Plans for a discussion of the Company’s management incentive plans for restricted stock units (“RSUs”) granted, vested, forfeited and remaining unvested.
Share Repurchase Program
In December 2025, the Company announced that its Board of Directors authorized a share repurchase program (the “Share Repurchase Program”), pursuant to which the Company may, from time to time, purchase up to $50.0 million of shares of its common stock through December 15, 2027. Share repurchases may be executed through various means, including, without limitation, open market transactions, privately negotiated transactions or by other means in accordance with federal securities
laws. Repurchases may also be made under Rule 10b5-1 plans. The Share Repurchase Program does not obligate the Company to acquire any particular amount of common stock, and the program may be suspended or terminated by the Company at any time at its discretion without prior notice. As of June 30, 2026, the Company has not repurchased any common stock under its Share Repurchase Program.
Employee Stock Purchase Plan
Upon approval of the Company’s stockholders on May 30, 2019, the Company adopted the Limbach Holdings, Inc. 2019 Employee Stock Purchase Plan (the “ESPP”). On January 1, 2020, the ESPP went into effect. The ESPP enables eligible employees, as defined by the ESPP, the right to purchase the Company’s common stock through payroll deductions during consecutive subscription periods at a purchase price of 85% of the fair market value of a share of the Company’s common stock at the end of each offering period. Annual purchases by participants are limited to the number of whole shares that can be purchased by an amount equal to ten percent of the participant's compensation or $5,000, whichever is less. Each offering period of the ESPP lasts six months, commencing on January 1st and July 1st of each year. The amounts collected from participants during a subscription period are used on the exercise date to purchase full shares of common stock. Participants may withdraw from an offering before the exercise date and obtain a refund of amounts withheld through payroll deductions. Compensation cost, representing the 15% discount applied to the fair market value of common stock, is recognized on a straight-line basis over the six-month vesting period during which employees perform related services. Under the ESPP, 500,000 shares are authorized to be issued. In January 2026, the Company issued 3,305 shares of its common stock to participants in the ESPP who contributed to the plan during the offering period ending December 31, 2025. In January 2025, the Company issued a total of 2,321 shares of its common stock to participants in the ESPP who contributed to the plan during the offering period ending December 31, 2024. As of June 30, 2026, 375,065 shares remain available for future issuance under the ESPP.
Note 8 – Fair Value Measurements
The Company measures the fair value of financial assets and liabilities in accordance with ASC Topic 820 – Fair Value Measurements and Disclosures, which defines fair value, establishes a framework for measuring fair value and expands disclosures about fair value measurements. ASC Topic 820 establishes a fair value hierarchy that prioritizes the inputs to valuation techniques used to measure fair value and requires an entity to maximize the use of observable inputs and minimize the use of unobservable inputs. The hierarchy gives the highest priority to unadjusted quoted prices in active markets for identical assets or liabilities (Level 1 measurements) and the lowest priority to measurements involving significant unobservable inputs (Level 3 measurements). The three levels of the fair value hierarchy are as follows:
•Level 1 — inputs are quoted prices (unadjusted) in active markets for identical assets or liabilities that are accessible at the measurement date;
•Level 2 — inputs other than quoted prices included in Level 1 that are observable for the asset or liability either directly or indirectly such as quoted prices in active markets for similar assets and liabilities, quoted prices for identical or similar assets or liabilities in markets that are not active, or other inputs that are observable or can be corroborated by observable market data for substantially the full term of assets or liabilities; and
•Level 3 — unobservable inputs in which little or no market data exists, therefore requiring an entity to develop its own assumptions.
The Company believes that the carrying amounts of its financial instruments, including cash and cash equivalents, trade accounts receivable and accounts payable, consist primarily of instruments without extended maturities, which approximate fair value primarily due to their short-term maturities and low risk of counterparty default. The Company considers all highly liquid investments purchased with a maturity of 90 days or less on the date of purchase to be cash equivalents. Cash equivalents as of June 30, 2026 and December 31, 2025 consisted of overnight repurchase agreements in which cash from the Company’s main operating checking account is invested overnight in highly liquid, short-term investments and certain investments in money market funds sponsored by a large financial institution. For both the three and six months ending June 30, 2026, interest income in the aggregate was less than $0.1 million. For the three and six months ending June 30, 2025, the Company recognized interest income in the aggregate of approximately $0.3 million and $0.7 million, respectively. The Company has not experienced any losses in its cash and cash equivalents and management believes the Company is not exposed to significant credit risk with respect to such accounts.
| | | | | | | | | | | | | | | | | | | | | | | |
| | | Fair Value at Reporting Date Using |
| (in thousands) | June 30, 2026 | | Level 1 | | Level 2 | | Level 3 |
| Cash equivalents: | | | | | | | |
| Overnight repurchase agreements | $ | 7,780 | | | $ | 7,780 | | | $ | — | | | $ | — | |
| | | | | | | |
| | | | | | | |
| Total | $ | 7,780 | | | $ | 7,780 | | | $ | — | | | $ | — | |
| | | | | | | |
| December 31, 2025 | | Level 1 | | Level 2 | | Level 3 |
| Cash equivalents: | | | | | | | |
| Overnight repurchase agreements | $ | 10,245 | | | $ | 10,245 | | | $ | — | | | $ | — | |
| | | | | | | |
| | | | | | | |
| Total | $ | 10,245 | | | $ | 10,245 | | | $ | — | | | $ | — | |
Wintrust Revolving Loans
The Company also believes that the carrying value of the Wintrust Revolving Loans approximates its respective fair value due to the variable rate on such debt. As of June 30, 2026, the Company determined that the fair value of the Wintrust Revolving Loans was $17.5 million. Such fair value was determined using discounted estimated future cash flows using level 3 inputs.
Earnout Payments
As a part of the total consideration for the Company’s November 2023 acquisition of Industrial Air, the former owner of Industrial Air was eligible to receive up to an aggregate of $6.5 million in cash, consisting of two individual tranches of $3.0 million and $3.5 million pursuant to the terms of the purchase agreement, if the gross profit of Industrial Air equaled or exceeded (i) $7.6 million in the 12-month period beginning on the closing date of the transaction (the “First IA Earnout Period”) or (ii) $8.8 million in the 12-month period beginning on the first anniversary of the closing date of the transaction (the “Second IA Earnout Period” and together with the First IA Earnout Period, the “IA Earnout Payments”). The Company initially recognized $3.2 million in contingent consideration as of the closing date of the transaction. The fair value of contingent IA Earnout Payments was based on generating growth rates on the projected gross margins of Industrial Air and calculating the associated contingent payments based on achieving the earnout targets, which were reassessed each reporting period. In February 2026 and February 2025, the Company made payments in the amount of $3.5 million and $3.0 million, respectively, to the former owner of Industrial Air related to the First and Second Industrial Air Earnout Periods.
As a part of the total consideration for the Company’s September 2024 acquisition of Kent Island, the former owner of Kent Island is eligible to receive up to an aggregate of $5.0 million in cash, consisting of two individual tranches of $2.5 million pursuant to the terms of the purchase agreement, if the gross profit of Kent Island equals or exceeds approximately (i) $3.3 million in the 12-month period beginning on the closing date of the transaction (the “First Kent Island Earnout Period”) or (ii) $0.2 million in the 12-month period beginning on the first anniversary of the closing date of the transaction (the “Second Kent Island Earnout Period” and together with the First Kent Island Earnout Period, the “Kent Island Earnout Payments”). The Company initially recognized $4.4 million in contingent consideration as of the closing date of the transaction. The fair value of contingent Kent Island Earnout Payments are based on generating growth rates on the projected gross margins of Kent Island and calculating the associated contingent payments based on achieving the earnout targets, which are reassessed each reporting period. In January 2026, the Company made a payment in the amount of $2.5 million to the former owner of Kent Island related to the First Kent Island Earnout Period.
As a part of the total consideration for Company’s December 2024 acquisition of Consolidated Mechanical, the former owner of Consolidated Mechanical is eligible to receive up to an aggregate of $2.0 million in cash, consisting of two individual tranches of $1.0 million pursuant to the terms of the purchase agreement, if the gross profit of Consolidated Mechanical equals or exceeds approximately (i) $6.8 million in the 12-month period beginning on the closing date of the transaction (the “First Consolidated Mechanical Earnout Period”) or (ii) $6.8 million in the 12-month period beginning on the first anniversary of the closing date of the transaction (the “Second Consolidated Mechanical Earnout Period” and together with the First Consolidated Mechanical Earnout Period, the “Consolidated Mechanical Earnout Payments”). The Company initially recognized $0.8 million in contingent consideration as of the closing date of the transaction. The fair value of contingent Consolidated Mechanical Earnout Payments is based on generating growth rates on the projected gross margins of Consolidated Mechanical and calculating the associated contingent payments based on achieving the earnout targets, which are reassessed each reporting period. In April 2026, the Company made a payment in the amount of $0.9 million to the former owner of Consolidated Mechanical related to the First Consolidated Mechanical Earnout Period.
Based on the Company’s ongoing assessment of the fair value of contingent earnout liabilities, the Company recorded a net increase in the estimated fair value of such liabilities of $0.1 million and $0.2 million for the three and six months ended
June 30, 2026, respectively, which was presented in the acquisition-related retention expense and contingent consideration in the Company’s condensed consolidated statements of operations. For the three and six months ended June 30, 2025, the Company recorded a net increase in the estimated fair value of such liabilities of $0.8 million and $1.2 million, respectively. The Company determined the fair value of the earnout payments by utilizing the Monte Carlo Simulation method, which represents a Level 3 measurement.
The following table presents the carrying values of the Company’s contingent earnout payment obligations included in the accompanying condensed consolidated balance sheets, which approximated fair value at June 30, 2026 and December 31, 2025.
| | | | | | | | | | | | | | | | | | | | | | | |
| | | Fair Value at Reporting Date Using |
| (in thousands) | June 30, 2026 | | Level 1 | | Level 2 | | Level 3 |
| Accrued expenses and other current liabilities: | | | | | | | |
| Second Kent Island Earnout Period | $ | 2,457 | | | $ | — | | | $ | — | | | $ | 2,457 | |
| Second Consolidated Mechanical Earnout Period | 760 | | | — | | | — | | | 760 | |
| Total | $ | 3,217 | | | $ | — | | | $ | — | | | $ | 3,217 | |
| | | | | | | |
| | | Fair Value at Reporting Date Using |
| (in thousands) | December 31, 2025 | | Level 1 | | Level 2 | | Level 3 |
| Accrued expenses and other current liabilities: | | | | | | | |
Second IA Earnout Period(1) | 3,500 | | | — | | | — | | | 3,500 | |
First Kent Island Earnout Period(2) | 2,500 | | | — | | | — | | | 2,500 | |
First Consolidated Mechanical Earnout Period(3) | 954 | | | — | | | — | | | 954 | |
| Other long-term liabilities: | | | | | | | |
| Second Kent Island Earnout Period | 2,372 | | | — | | | — | | | 2,372 | |
Second Consolidated Mechanical Earnout Period | 636 | | | — | | | — | | | 636 | |
| Total | $ | 9,962 | | | $ | — | | | $ | — | | | $ | 9,962 | |
(1) In February 2026, the Company made a $3.5 million payment to the former owner of Industrial Air related to the Second IA Earnout Period.
(2) In January 2026, the Company made a $2.5 million payment to the former owner of Kent Island related to the First Kent Island Earnout Period.
(3) In April 2026, the Company made a $0.9 million payment to the former owner of Consolidated Mechanical related to the First Consolidated Mechanical Earnout Period.
Interest Rate Swap
The fair value of the interest rate swap is determined using widely accepted valuation techniques and reflects the contractual terms of the interest rate swap including the period to maturity, and while there are no quoted prices in active markets, it uses observable market-based inputs, including interest rate curves and implied volatilities. The fair value analysis also considers a credit valuation adjustment to reflect nonperformance risk of both the Company and the single counterparty. The fair value of the interest rate contract has been determined using the market standard methodology of netting the discounted future fixed cash receipts (or payments) and the discounted expected variable cash payments (or receipts). The variable cash payments (or receipts) are based on an expectation of future interest rates (forward curves) derived from observable market interest rate curves. The interest rate swap is classified as a Level 2 item within the fair value hierarchy. As of June 30, 2026 and December 31, 2025, the Company determined that the fair value of the interest rate swap was approximately $0.1 million and less than $0.1 million, respectively, and is recognized in other assets on the Company’s condensed consolidated balance sheets. For the three and six months ended June 30, 2026, the Company recognized a gain of less than $0.1 million and approximately $0.1 million, respectively, on its condensed consolidated statements of operations associated with the change in fair value of the interest rate swap arrangement. For the three and six months ended June 30, 2025, the Company recognized a loss of $0.1 million and $0.2 million, respectively, on its condensed consolidated statements of operations associated with the change in fair value of the interest rate swap arrangement.
Note 9 – Earnings per Share
Earnings per Share
The Company calculates earnings per share in accordance with ASC Topic 260 – Earnings Per Share (“EPS”). Basic earnings per share of the Company’s common stock applicable to common stockholders is computed by dividing earnings applicable to common stockholders by the weighted-average number of shares of the Company’s common stock outstanding and assumed to be outstanding. Diluted EPS assumes the dilutive effect of outstanding common stock warrants and shares issued in conjunction with the Company’s ESPP and RSUs, all using the treasury stock method.
The following table sets forth the computation of the basic and diluted earnings per share attributable to the Company’s common stockholders for the three and six months ended June 30, 2026 and 2025:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | Three Months Ended June 30, | | Six Months Ended June 30, | | |
| (in thousands, except per share amounts) | | 2026 | | 2025 | | 2026 | | 2025 | | | | |
| EPS numerator: | | | | | | | | | | | | |
| Net income | | $ | 4,747 | | | $ | 7,762 | | | $ | 9,127 | | | $ | 17,976 | | | | | |
| | | | | | | | | | | | |
| EPS denominator: | | | | | | | | | | | | |
| Weighted average shares outstanding – basic | | 11,921 | | | 11,625 | | | 11,841 | | | 11,523 | | | | | |
| Impact of dilutive securities | | 119 | | | 490 | | | 206 | | | 584 | | | | | |
| Weighted average shares outstanding – diluted | | 12,040 | | | 12,114 | | | 12,047 | | | 12,107 | | | | | |
| | | | | | | | | | | | |
| EPS: | | | | | | | | | | | | |
| Basic | | $ | 0.40 | | | $ | 0.67 | | | $ | 0.77 | | | $ | 1.56 | | | | | |
| Diluted | | $ | 0.39 | | | $ | 0.64 | | | $ | 0.76 | | | $ | 1.48 | | | | | |
The following table summarizes the securities that were antidilutive, and therefore, were not included in the computations of diluted income per share of the Company’s common stock:
| | | | | | | | | | | | | | | | | | | | | | | | | | |
| | Three Months Ended June 30, | | Six Months Ended June 30, |
| | 2026 | | 2025 | | 2026 | | 2025 |
| | | | | | | | |
| | | | | | | | |
| Service-based RSUs | | — | | | — | | | 40 | | | — | |
| | | | | | | | |
| Market-based RSUs | | 9,278 | | | — | | | 10,523 | | | — | |
| Employee Stock Purchase Plan | | — | | | 246 | | | — | | | 668 | |
| Total | | 9,278 | | | 246 | | | 10,563 | | | 668 | |
Note 10 – Income Taxes
The Company is taxed as a C corporation and files income tax returns in the U.S. federal jurisdiction and in various state jurisdictions.
For interim periods, the provision for income taxes (including federal, state and local taxes) is calculated based on the estimated annual effective tax rate, adjusted for certain discrete items for the full fiscal year. Cumulative adjustments to the Company’s estimate are recorded in the interim period in which a change in the estimated annual effective rate is determined. Each quarter the Company updates its estimate of the annual effective tax rate, and if its estimated tax rate changes, the Company makes a cumulative adjustment.
The following table presents the Company’s income tax expense (benefit) and its income tax rate for the three and six months ended June 30, 2026 and 2025.
| | | | | | | | | | | | | | | | | | | | | | | | | | |
| | Three Months Ended June 30, | | Six Months Ended June 30, |
| (in thousands, except percentages) | | 2026 | | 2025 | | 2026 | | 2025 |
| Income tax expense (benefit) | | $ | 1,836 | | | $ | 3,002 | | | $ | (1,821) | | | $ | 779 | |
| Income tax rate | | 27.9 | % | | 27.9 | % | | (24.9) | % | | 4.2 | % |
The U.S. federal statutory tax rate was 21% for each of the three and six months ended June 30, 2026 and 2025. The Company’s effective tax rate differed from the U.S. federal statutory tax rate primarily due to state income taxes, federal tax credits, other permanent adjustments and discrete tax items.
The Company’s effective tax rates for the six months ended June 30, 2026 and 2025 were significantly impacted by excess tax benefits related to the vesting of restricted stock units ("RSUs") (see Note 14) recognized discretely during the first quarter of each year. The amount of the excess tax benefits recognized was primarily dependent upon the Company’s stock price on the RSU vesting dates. These discrete tax benefits reduced the effective tax rate by 533.3% and 53.5% during the first quarter of 2026 and 2025, respectively.
No valuation allowance was required as of June 30, 2026 or December 31, 2025.
Note 11 – Operating Segments
As discussed in Note 1, the Company operates in two segments (i) ODR, in which the Company performs owner direct projects and/or provides maintenance or service primarily on MEPC systems, and specialty contracting projects to existing buildings direct to, or assigned by, building owners or operators, and (ii) GCR, in which the Company generally manages new construction or renovation projects that involve primarily MEPC systems awarded to the Company by general contractors or construction managers.
Segment information is prepared on the same basis the Company’s Chief Operating Decision Maker (“CODM”) reviews operating results for the purposes of allocating resources and assessing performance. The Company’s CODM is comprised of its President and Chief Executive Officer and Executive Vice President and Chief Financial Officer. The Company’s CODM evaluates segment performance and makes resource allocation decisions primarily based on gross profit. Gross profit is a key measure used by the CODM in the annual budgeting and forecasting process, as well as in periodic reviews of actual operating results compared to planned performance. The CODM uses the Company's gross profit measure to assess the operating performance of its reportable segments, establish business priorities, and make decisions regarding the allocation of capital and other resources among those segments.
In accordance with ASC Topic 280 – Segment Reporting, the Company has aggregated all of the ODR work performed at its branches into one ODR reportable segment and all of the GCR work performed at its branches into one GCR reportable segment. All transactions between segments are eliminated in consolidation.
All of the Company’s identifiable assets are located in the United States, which is where the Company is domiciled.
Condensed consolidated segment information for the three and six months ended June 30, 2026 and 2025 were as follows:
| | | | | | | | | | | | | | | | | | | | | | | |
| Three Months Ended June 30, | | Six Months Ended June 30, |
| (in thousands) | 2026 | | 2025 | | 2026 | | 2025 |
| Statement of Operations Data: | | | | | | | |
| Revenue: | | | | | | | |
| ODR | $ | 128,414 | | | $ | 108,948 | | | $ | 228,225 | | | $ | 199,341 | |
| GCR | 45,043 | | | 33,293 | | | 84,091 | | | 76,008 | |
| Total revenue | 173,457 | | | 142,241 | | | 312,316 | | | 275,349 | |
| | | | | | | |
| Cost of revenue: | | | | | | | |
| ODR | 97,654 | | | 77,359 | | | 174,481 | | | 141,591 | |
| GCR | 38,510 | | | 25,056 | | | 69,372 | | | 57,213 | |
| Total cost of revenue | 136,164 | | | 102,415 | | | 243,853 | | | 198,804 | |
| | | | | | | |
| Gross profit: | | | | | | | |
| ODR | 30,760 | | | 31,589 | | | 53,744 | | | 57,750 | |
| GCR | 6,533 | | | 8,237 | | | 14,719 | | | 18,795 | |
| Total gross profit | 37,293 | | | 39,826 | | | 68,463 | | | 76,545 | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
Selling, general and administrative(1) | 28,116 | | | 26,632 | | | 56,230 | | | 53,150 | |
| Acquisition-related retention expense and contingent consideration | 230 | | | 795 | | | 379 | | | 1,222 | |
| Amortization of intangibles | 1,695 | | | 1,757 | | | 3,469 | | | 3,620 | |
| Operating income | $ | 7,252 | | | $ | 10,642 | | | $ | 8,385 | | | $ | 18,553 | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| Other (expenses) income: | | | | | | | |
| Interest expense | (773) | | | (563) | | | (1,474) | | | (1,089) | |
| Interest income | 1 | | | 334 | | | 16 | | | 704 | |
| Gain on disposition of property and equipment | 81 | | | 407 | | | 319 | | | 740 | |
| | | | | | | |
| | | | | | | |
| Gain (loss) on change in fair value of interest rate swap | 22 | | | (56) | | | 60 | | | (153) | |
| | | | | | | |
| Total other (expenses) income | (669) | | | 122 | | | (1,079) | | | 202 | |
| Income before income taxes | $ | 6,583 | | | $ | 10,764 | | | $ | 7,306 | | | $ | 18,755 | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
(1) Included within selling, general and administrative expenses was $2.1 million and $1.6 million of non-cash stock-based compensation expense for the three months ended June 30, 2026 and 2025, respectively, and $3.9 million and $3.2 million for the six months ended June 30, 2026 and 2025, respectively.
The Company does not identify capital expenditures and total assets by segment in its internal financial reports due in part to the shared use of a centralized fleet of vehicles and specialized equipment.
Note 12 - Leases
The Company leases real estate, vehicles and other equipment under operating lease arrangements. There have been no material changes to the Company’s lease accounting policies from those disclosed in its Annual Report on Form 10-K for the year ended December 31, 2025.
Southern California Sublease. The Company subleases substantially all of its Southern California leased office space through April 30, 2027. The Company remains obligated under the related master lease and would be required to satisfy its obligations to the landlord in the event of a sublessee default. Sublease income recognized in selling, general and administrative expense was approximately $0.3 million and $0.6 million for the three and six months ended June 30, 2026 and 2025, respectively.
The following table summarizes the lease amounts included in the Company’s condensed consolidated balance sheets:
| | | | | | | | | | | | | | | | | |
| (in thousands) | Classification on the Condensed Consolidated Balance Sheets | | June 30, 2026 | | December 31, 2025 |
| Assets | | | | | |
| Operating | Operating lease right-of-use assets(1)(2) | | $ | 18,220 | | | $ | 19,792 | |
| Finance | Property and equipment, net(3)(4) | | 19,259 | | | 22,002 | |
| Total lease assets | | | $ | 37,479 | | | $ | 41,794 | |
| | | | | |
| Liabilities | | | | | |
| Current | | | | | |
| Operating | Current operating lease liabilities | | $ | 4,592 | | | $ | 4,379 | |
| Finance | Current portion of long-term debt | | 4,862 | | | 5,031 | |
| Noncurrent | | | | | |
| Operating | Long-term operating lease liabilities | | 14,290 | | | 15,925 | |
| Finance | Long-term debt(5) | | 18,688 | | | 20,890 | |
| Total lease liabilities | | | $ | 42,432 | | | $ | 46,225 | |
(1) Operating lease assets are recorded net of accumulated amortization of $20.1 million at June 30, 2026 and $17.9 million at December 31, 2025.
(2) Includes approximately $0.7 million and $0.8 million at June 30, 2026 and December 31, 2025, respectively, related to a below-market lease recognized as a result of the Industrial Air acquisition, which was recorded as an increase to the Company’s operating lease right-of-use assets on its condensed consolidated balance sheet. The below-market lease will be amortized to amortization expense over the remaining lease term.
(3) Finance lease vehicle assets are recorded net of accumulated amortization of $9.5 million at June 30, 2026 and $8.2 million at December 31, 2025.
(4) Includes approximately $2.2 million of net property assets associated with the Company’s Pontiac Facility at both June 30, 2026 and December 31, 2025.
(5) Includes approximately $5.4 million associated with the Company’s sale and leaseback financing transaction at both June 30, 2026 and December 31, 2025. See Note 6 – Debt for further detail.
The following table summarizes the lease costs included in the Company’s condensed consolidated statements of operations for the three and six months ended June 30, 2026 and 2025:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | Three Months Ended June 30, | | Six Months Ended June 30, |
| (in thousands) | Classification on the Condensed Consolidated Statement of Operations | | 2026 | | 2025 | | 2026 | | 2025 |
| Operating lease cost | Cost of revenue(1) | | $ | 813 | | | $ | 911 | | | $ | 1,613 | | | $ | 1,769 | |
| Operating lease cost | Selling, general and administrative(1) | | 603 | | | 419 | | | 1,204 | | | 866 | |
| Finance lease cost | | | | | | | | | |
| Amortization | Cost of revenue(2) | | 1,387 | | | 1,042 | | | 2,811 | | | 1,971 | |
| Interest | Interest expense, net(2) | | 246 | | | 196 | | | 507 | | | 372 | |
| Total lease cost | | | $ | 3,049 | | | $ | 2,568 | | | $ | 6,135 | | | $ | 4,978 | |
(1) Operating lease costs recorded in cost of revenue included $0.2 million of variable lease costs for both the three months ended June 30, 2026 and 2025, respectively, and $0.3 million for both the six months ended June 30, 2026 and 2025, respectively. In addition, $0.1 million of variable lease costs are included in selling, general and administrative for both the three months ended June 30, 2026 and 2025, and $0.2 million for both the six months ended June 30, 2026 and 2025. These variable costs consist of the Company’s proportionate share of operating expenses, real estate taxes and utilities.
(2) Finance lease costs recorded in cost of revenue includes variable lease costs of $1.2 million and $0.8 million for the three months ended June 30, 2026 and 2025, respectively, and $2.0 million and $1.9 million for the six months ended June 30, 2026 and 2025, respectively. These variable lease costs consist of fuel, maintenance, and sales tax charges.
The future undiscounted minimum finance lease payments, as reconciled to the discounted minimum lease obligation indicated on the Company’s condensed consolidated balance sheets within current and long-term debt, less interest, and under current and long-term operating leases, less imputed interest, as of June 30, 2026 were as follows (in thousands):
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| Year ending: | | Vehicles | | Pontiac Facility | | Total Finance Lease Obligations | | | | | | Operating Lease Obligations | | Sublease Receipts(1) |
| Remainder of 2026 | | $ | 2,893 | | | $ | 272 | | | $ | 3,165 | | | | | | | $ | 2,853 | | | $ | 572 | |
| 2027 | | 5,209 | | | 555 | | | 5,764 | | | | | | | 5,051 | | | 495 | |
| 2028 | | 4,529 | | | 569 | | | 5,098 | | | | | | | 4,233 | | | 14 | |
| 2029 | | 4,697 | | | 583 | | | 5,280 | | | | | | | 3,537 | | | — | |
| 2030 | | 2,715 | | | 597 | | | 3,312 | | | | | | | 2,255 | | | — | |
| Thereafter | | 50 | | | 12,552 | | | 12,602 | | | | | | | 3,985 | | | — | |
| Total minimum lease payments | | 20,093 | | | 15,128 | | | 35,221 | | | | | | | 21,914 | | | $ | 1,081 | |
Financing Component (2) | | (1,894) | | | (9,777) | | | (11,671) | | | | | | | (3,032) | | | |
| Net present value of minimum lease payments | | 18,199 | | | 5,351 | | | 23,550 | | | | | | | 18,882 | | | |
| Less: current portion of finance and operating lease obligations | | (4,862) | | | — | | | (4,862) | | | | | | | (4,592) | | | |
| Long-term finance and operating lease obligations | | $ | 13,337 | | | $ | 5,351 | | | $ | 18,688 | | | | | | | $ | 14,290 | | | |
(1) Primarily associated with the aforementioned third-party sublease agreement.
(2) The financing component for finance lease obligations represents the interest component of finance leases that will be recognized as interest expense in future periods. The financing component for operating lease obligations represents the effect of discounting the lease payments to their present value.
The following is a summary of the lease terms and discount rates as of:
| | | | | | | | | | | |
| June 30, 2026 | | December 31, 2025 |
| Weighted average lease term (in years): | | | |
| Operating | 5.12 | | 5.43 |
Finance (1) | 3.57 | | 3.95 |
| | | |
| Weighted average discount rate: | | | |
| Operating | 6.19 | % | | 6.18 | % |
Finance (1) | 5.36 | % | | 5.41 | % |
(1) Excludes the weighted average lease term and weighted average discount rate associated with the aforementioned sale-leaseback financing transaction, which has a Primary Term of 25 years and utilized an implicit rate of 11.11%. See Note 6 – Debt for further detail.
The following is a summary of other information and supplemental cash flow information related to finance and operating leases:
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| | Six Months Ended June 30, |
| (in thousands) | | 2026 | | 2025 |
| Cash paid for amounts included in the measurement of lease liabilities: | | | | |
| Operating cash flows from operating leases | | $ | 2,723 | | | $ | 2,611 | |
| Operating cash flows from finance leases | | 450 | | | 345 | |
| Financing cash flows from finance leases | | 2,501 | | | 1,767 | |
| Right-of-use assets exchanged for lease liabilities: | | | | |
| Operating leases | | 710 | | | 1,676 | |
| Finance leases | | 177 | | | 7,933 | |
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| Right-of-use assets disposed or adjusted modifying finance leases liabilities | | 20 | | | — | |
Note 13 – Commitments and Contingencies
Legal. The Company is continually engaged in administrative proceedings, arbitrations, and litigation with owners, general contractors, suppliers, employees, former employees and other unrelated parties, all arising in the ordinary courses of business. The ultimate resolution of these contingencies could, individually or in the aggregate, be material to the condensed consolidated financial statements. In the opinion of the Company’s management, the current belief is that the results of these actions will not have a material adverse effect on the financial position, results of operations, or cash flows of the Company.
Surety. The terms of its construction contracts frequently require that the Company obtain from surety companies, and provide to its customers, payment and performance bonds (“Surety Bonds”) as a condition to the award of such contracts. The Surety Bonds secure the Company’s payment and performance obligations under such contracts, and the Company has agreed to indemnify the surety companies for amounts, if any, paid by them in respect of Surety Bonds issued on its behalf. In addition, at the request of labor unions representing certain of the Company’s employees, Surety Bonds are sometimes provided to secure obligations for wages and benefits payable to or for such employees. Public sector contracts require Surety Bonds more frequently than private sector contracts, and accordingly, the Company’s bonding requirements typically increase as the amount of public sector work increases. As of June 30, 2026, the Company had approximately $107.3 million in surety bonds outstanding. The Surety Bonds are issued by surety companies in return for premiums, which vary depending on the size and type of bond.
Collective Bargaining Agreements. Many of the Company’s craft labor employees are covered by collective bargaining agreements. The agreements require the Company to pay specified wages, provide certain benefits and contribute certain amounts to multi-employer pension plans. If the Company withdraws from any of the multi-employer pension plans or if the plans were to otherwise become underfunded, the Company could incur additional liabilities related to these plans. Although the Company has been informed that some of the multi-employer pension plans to which it contributes have been classified as “critical” status, the Company is not currently aware of any significant liabilities related to this issue.
Self-insurance. The Company is substantially self-insured for workers’ compensation and general liability claims, in the view of the relatively high per-incident deductibles the Company absorbs under its insurance arrangements for these risks. The Company purchases workers’ compensation and general liability insurance under policies with per-incident deductibles of $250,000 per occurrence and a $7.9 million maximum aggregate deductible loss limit per year. Losses incurred over primary policy limits are covered by umbrella and excess policies up to specified limits with multiple excess insurers. The Company accrues for the unfunded portion of costs for both reported claims and claims incurred but not reported. The liability for unfunded reported claims and future claims is reflected on the condensed consolidated balance sheets as current and non-current liabilities. The liability is determined by establishing a reserve for each reported claim on a case-by-case basis based on the nature of the claim and historical loss experience for similar claims plus an allowance for the cost of incurred but not reported claims. The current portion of the liability is included in accrued expenses and other current liabilities on the condensed consolidated balance sheets. The non-current portion of the liability is included in other long-term liabilities on the condensed consolidated balance sheets.
The Company is self-insured related to medical and dental claims under policies with annual per-claimant and annual aggregate stop-loss limits. The Company accrues for the unfunded portion of costs for both reported claims and claims incurred but not reported. The liability for unfunded reported claims and future claims is reflected on the condensed consolidated balance sheets as a current liability in accrued expenses and other current liabilities.
The components of the self-insurance liability as of June 30, 2026 and December 31, 2025 are as follows:
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| (in thousands) | June 30, 2026 | | December 31, 2025 |
| Current liability — workers’ compensation and general liability | $ | 362 | | | $ | 539 | |
| Current liability — medical and dental | 619 | | | 621 | |
| Non-current liability | 515 | | | 915 | |
| Total liability | $ | 1,496 | | | $ | 2,075 | |
| Restricted cash | $ | 65 | | | $ | 65 | |
The restricted cash balance represents an imprest cash balance set aside for the funding of workers' compensation and general liability insurance claims. This amount is replenished either when depleted or at the beginning of each month.
Note 14 – Management Incentive Plans
The Company maintains the Omnibus Incentive Plan for the purpose of: (a) encouraging the profitability and growth of the Company through short-term and long-term incentives that are consistent with the Company’s objectives; (b) giving participants an incentive for excellence in individual performance; (c) promoting teamwork among participants; and (d) giving the Company a significant advantage in attracting and retaining key employees, directors and consultants. To accomplish such purposes, the Omnibus Incentive Plan, and such subsequent amendments to the Omnibus Incentive Plan, provides that the Company may grant options, stock appreciation rights, restricted shares, RSUs, performance-based awards (including performance-based restricted shares and restricted stock units), other share-based awards, other cash-based awards or any combination of the foregoing.
Service-Based Awards
The Company grants service-based stock awards in the form of RSUs. Service-based RSUs granted to executives, employees, and non-employee directors vest ratably, on an annual basis, over three years and in the case of certain awards to non-employee directors, over one year. The grant date fair value of the service-based awards was equal to the closing market price of the Company’s common stock on the date of grant. For the three months ended June 30, 2026 and 2025, the Company recognized $0.7 million and $0.6 million, respectively, of non-cash stock-based compensation expense related to outstanding service-based RSUs. For the six months ended June 30, 2026 and 2025, the Company recognized $1.4 million and $1.1 million, respectively, of stock-based compensation expense related to outstanding service-based RSUs.
The following table summarizes the Company’s service-based RSU activity for the six months ended June 30, 2026:
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| Awards | | Weighted-Average Grant Date Fair Value |
| Unvested at December 31, 2025 | 87,141 | | | $ | 46.20 | |
| Granted | 39,711 | | | 78.13 | |
| Vested | (58,179) | | | 35.61 | |
| Forfeited | (1,177) | | | 76.00 | |
| Unvested at June 30, 2026 | 67,496 | | | $ | 73.60 | |
Performance-Based Awards
The Company has granted performance-based restricted stock units (“PRSUs”) under which shares of the Company’s common stock may be earned based on the Company’s performance compared to defined metrics. The number of shares earned under a performance award may vary from zero to 150% of the target shares awarded, based upon the Company’s performance compared to the metrics. The metrics used for the grant are determined by the Company’s Compensation Committee of the Board of Directors and are based on internal measures such as the achievement of certain predetermined adjusted EBITDA and EBITDA margin performance goals generally over a three-year period.
The Company recognizes non-cash stock-based compensation expense for these awards over the vesting period based on the projected probability of achievement of the performance conditions as of the end of each reporting period during the performance period and may periodically adjust the recognition of such expense, as necessary, in response to any changes in the Company’s forecasts with respect to the performance conditions. For the three months ended June 30, 2026 and 2025, the Company recognized $0.6 million and $0.7 million, respectively, of non-cash stock-based compensation expense related to outstanding PRSUs. For the six months ended June 30, 2026 and 2025, the Company recognized $1.1 million and $1.4 million, respectively, of stock-based compensation expense related to outstanding PRSUs. All unvested PRSU awards as of June 30, 2026 are related to awards granted in fiscal year 2024.
The following table summarizes the Company’s PRSU activity for the six months ended June 30, 2026:
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| Awards | | Weighted-Average Grant Date Fair Value |
| Unvested at December 31, 2025 | 277,245 | | | $ | 21.58 | |
| Granted | — | | | — | |
Performance factor adjustment(1) | 99,690 | | | 12.20 | |
| Vested | (299,083) | | | 12.20 | |
| Forfeited | (1,436) | | | 45.47 | |
| Unvested at June 30, 2026 | 76,416 | | | $ | 45.60 | |
(1) Performance-based awards covering the three-year period ended December 31, 2025 were paid out in the first quarter of 2026 based on the approval of the Company’s Compensation Committee. The performance factor during the measurement period used to determine compensation payouts was 150% of the pre-defined metric target of 100%, which resulted in a positive performance factor adjustment and the issuance of 99,690 shares of the Company’s common stock as additional awards associated with the original grant.
Market-Based Awards
The Company grants market-based RSUs (“MRSUs”) to certain employees that vest based on the Company’s total shareholder return (“TSR”) relative to the TSR of the Russell 2000 Index over a three-year performance period. The number of shares that ultimately vest can range from 0% to 150% of the target award, based on the Company’s TSR percentile ranking relative to the Russell 2000 Index constituents during the performance period.
Because vesting is subject to a market condition, the grant date fair value of these awards was estimated using a Monte Carlo simulation model. The assumptions used in the model included expected volatility for the Company and the Russell 2000 Index, risk-free interest rates, expected dividend yields, and the correlation between the Company’s stock and the Russell 2000 Index. The grant date fair value is expensed over the requisite three-year performance period using a straight-line method, as long as the employee remains employed during the performance period. For the three months ended June 30, 2026, and 2025 the Company recognized $0.8 million and $0.4 million, respectively, of non-cash stock-based compensation expense related to outstanding MRSUs. For the six months ended June 30, 2026, and 2025 the Company recognized $1.4 million and $0.7 million, respectively, of non-cash stock-based compensation expense related to outstanding MRSUs.
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| Awards | | Weighted-Average Grant Date Fair Value |
| Unvested at December 31, 2025 | 47,786 | | | $ | 89.75 | |
| Granted | 61,411 | | | 82.26 | |
| Vested | — | | | — | |
| Forfeited | (2,302) | | | 86.48 | |
| Unvested at June 30, 2026 | 106,895 | | | $ | 85.52 | |
Stock-Based Compensation Expense
Total recognized non-cash stock-based compensation expense amounted to $2.1 million and $1.6 million for the three months ended June 30, 2026 and 2025, respectively. For the six months ended June 30, 2026 and 2025, the Company recognized non-cash stock-based compensation expense of $3.9 million and $3.2 million, respectively. The aggregate fair value as of the vest date of RSUs that vested during the six months ended June 30, 2026 and 2025 was $31.2 million and $29.7 million, respectively. Total non-cash unrecognized stock-based compensation expense related to unvested RSUs that are probable of vesting was $10.1 million at June 30, 2026. These costs are expected to be recognized over a weighted average period of 1.84 years.
Note 15 – Subsequent Events
On July 24, 2026, LFS, LHLLC, and certain other designated parties entered into a Third Amendment to the Second Amended and Restated Wintrust Credit Agreement (the “Third Amendment”) with Wintrust, as administrative agent. The Third Amendment provides for, among other things, (i) an increase in the aggregate principal amount of the senior secured revolving
credit facility from $100.0 million to $125.0 million, (ii) a reduction in the applicable margins for Term SOFR and Prime Rate revolving loans based on the Borrower’s Senior Leverage Ratio, and (iii) revisions to certain defined terms to reflect updated operational and financial provisions. The Third Amendment also includes other conforming and related changes in connection with the foregoing amendments.
On August 4, 2026, the Company completed an acquisition of Frisco, Texas-based professional services firm, CYMCOR, Inc. (“CYMCOR”), for a purchase price at closing of $30.0 million, which was funded through a combination of available cash and borrowings under the Company’s recently expanded revolving credit facility. The purchase price is subject to customary working capital adjustments. CYMCOR is a professional services firm specializing in program management, commissioning oversight, and strategic consulting for hyperscale, colocation, enterprise, and mission-critical data center clients. CYMCOR partners directly with owners to plan, coordinate, and deliver complex projects throughout the facility lifecycle, building long-term relationships through a highly technical, service-oriented approach. The acquisition expands the Company’s professional services platform and strengthens the Company’s position within the rapidly growing data center market.
At the time of this filing, the initial purchase price allocation has not been presented as the Company is still in the process of gathering and evaluating the necessary information required to complete the valuation of the acquired assets and liabilities. Accordingly, the preliminary allocation of the purchase price to the identifiable assets acquired and liabilities assumed is not yet available. The Company will provide the required disclosures, including the preliminary purchase price allocation, in a future filing once the necessary information becomes available.