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REVENUE FROM CUSTOMERS (Tables) | 6 Months Ended
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Jun. 30, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Backlog by Segment | The following table presents the Company’s RPOs, by segment:
| June 30, 2025 |  | December 31, 2024
E-Infrastructure Solutions RPOs | $ | 1,249,711 |  |  | $ | 1,032,109 |
Transportation Solutions RPOs | 714,983 |  |  | 622,085 |
Building Solutions RPOs - Commercial | 44,001 |  |  | 39,029 |
Total RPOs | $ | 2,008,695 |  |  | $ | 1,693,223 |
Schedule of Revenue Disaggregation | The following tables present the Company’s revenue disaggregated by major end market and contract type:
| Three Months Ended June 30, |  | Six Months Ended June 30, |  |
Revenues by major end market | 2025 |  | 2024 |  | 2025 |  | 2024 |  |  |  |  |  |
E-Infrastructure Solutions Revenues | $ | 310,406 |  |  | $ | 241,312 |  |  | $ | 528,669 |  |  | $ | 425,788 |  |  |  |  |  |  |
Heavy Highway | 133,109 |  |  | 161,863 |  |  | 220,307 |  |  | 255,240 |  |  |  |  |  |  |
Aviation | 15,797 |  |  | 22,634 |  |  | 27,308 |  |  | 40,774 |  |  |  |  |  |  |
Other Services | 47,891 |  |  | 48,278 |  |  | 69,843 |  |  | 85,730 |  |  |  |  |  |  |
Transportation Solutions Revenues (1) | 196,797 |  |  | 232,775 |  |  | 317,458 |  |  | 381,744 |  |  |  |  |  |  |
Residential | 91,812 |  |  | 84,682 |  |  | 168,578 |  |  | 168,451 |  |  |  |  |  |  |
Commercial | 15,453 |  |  | 24,053 |  |  | 30,712 |  |  | 47,199 |  |  |  |  |  |  |
Building Solutions Revenues | 107,265 |  |  | 108,735 |  |  | 199,290 |  |  | 215,650 |  |  |  |  |  |  |
Total Revenues (1) | $ | 614,468 |  |  | $ | 582,822 |  |  | $ | 1,045,417 |  |  | $ | 1,023,182 |  |  |  |  |  |  |
Revenues by contract type |  |  |  |  |  |  |  |  |  |  |  |  |
Lump-Sum | $ | 323,186 |  |  | $ | 274,701 |  |  | $ | 547,374 |  |  | $ | 498,862 |  |  |  |  |  |  |
Fixed-Unit Price | 200,034 |  |  | 221,297 |  |  | 326,596 |  |  | 352,158 |  |  |  |  |  |  |
Residential and Other | 91,248 |  |  | 86,824 |  |  | 171,447 |  |  | 172,162 |  |  |  |  |  |  |
Total Revenues (1) | $ | 614,468 |  |  | $ | 582,822 |  |  | $ | 1,045,417 |  |  | $ | 1,023,182 |  |  |  |  |  |  |
(1) Due to the deconsolidation of RHB on December 31, 2024, RHB’s revenue is no longer included in Sterling’s consolidated revenue in 2025. For the three and six months ended June 30, 2024, RHB had revenue of $73,947 and $112,411, respectively, included within Transportation Solutions and Total Revenues. |  |  |  |  |  |

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