FORM10-Q (Mark One) for the quarterly period endedMarch 31, 2025 L.B. Foster Company (Exact name of registrant as specified in its charter) Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the SecuritiesExchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports),and (2)has been subject to such filing requirements for the past 90 days.Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submittedpursuant to Rule 405 of Regulation S-T (section 232.405 of this chapter) during the preceding 12 months (or for such shorter periodthat the registrant was required to submit such files).Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smallerreporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smallerreporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Largeacceleratedfiler☐Accelerated filer☒Non-accelerated filer☐Smallerreportingcompany☒ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period forcomplying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).Yes☐No☒ As of April30, 2025, there were10,559,308shares of the registrant’s common stock, par value $0.01 per share, outstanding. L.B. FOSTER COMPANY AND SUBSIDIARIES PART I. Financial Information Item 1. Financial Statements:Condensed Consolidated Balance SheetsCondensed Consolidated Statements of OperationsCondensed Consolidated Statements of Comprehensive (Loss) IncomeCondensed Consolidated Statements of Cash FlowsCondensed Consolidated Statements of Stockholders’ EquityNotes to Condensed Consolidated Financial StatementsItem 2. Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem 3. Quantitative and Qualitative Disclosures about Market RiskItem 4. Controls and ProceduresPART II. Other InformationItem 1. Legal ProceedingsItem 1A. Risk FactorsItem 2. Unregistered Sales of Equity Securities and Use of ProceedsItem 3. Defaults Upon Senior SecuritiesItem 4. Mine Safety DisclosuresItem 5. Other InformationItem 6. ExhibitsSignature L.B. FOSTER COMPANY AND SUBSIDIARIESCONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS(Unaudited)(In thousands, except per share data) L.B. FOSTER COMPANY AND SUBSIDIARIESCONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY L.B. FOSTER COMPANY AND SUBSIDIARIESNOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Note 1.Basis of Presentation The accompanying unaudited Condensed Consolidated Financial Statements have been prepared in accordance with accountingprinciples generally accepted in the United States (“GAAP”) for interim financial information and with the instructions to Form 10-Qand Article8 of Regulation S-X. Accordingly, they do not include all of the information and footnotes required by GAAP for completefinancial statements. The year-end consolidated balance sheet data was derived from audited financial statements, but does not includeall disclosures required by GAAP. In the opinion of management, all estimates and adjustments (consisting of normal recurringaccruals) considered necessary for a fair presentation have been included. Operating results for the three months ended March 31, Recently Issued Accounting Standards In November 2023, the FASB issued Accounting Standards Update 2023-07, “Segment Reporting (Topic 280): Improvements toReportable Segment Disclosures” (“ASU 2023-07”), which requires enhanced disclosures regarding significant segment expenses thatare regularly reviewed by the chief operating decision maker (“CODM”) and included in each reported measure of segment operatingincome or loss, including an amount for “other segment items” by reportable segment and a description of its composition. ASU 2023-07 also requires entities to disclose the title and position of the CODM and an explanation of how the CODM uses reported measuresof segment operating income or loss to assess performance and allocate resources. The Company adopted this guidance for the interim In December 2023, the FASB issued Accounting Standards Update 2023-09, Income Taxes (Topic 740): Improvements to Income TaxDisclosures (“ASU 2023-09”). ASU 2023-09 requires entities to disclose additional information with respect to the effective tax ratereconciliation and disaggregation of income tax expense and income taxes paid by jurisdiction. ASU 2023-09 is effective for fiscalyears beginning after December 15, 2024, with early adoption permitted. The Company is cur