| Schedule of Backlog by Segment |
The following table presents the Company’s RPOs, by segment: | | | | | | | | | | | | | (In thousands) | June 30, 2026 | | December 31, 2025 | | E-Infrastructure Solutions RPOs | $ | 3,210,035 | | | $ | 1,843,536 | | | Transportation Solutions RPOs | 968,675 | | | 1,124,429 | | | Building Solutions RPOs - Commercial | 54,908 | | | 42,977 | | | Total RPOs | $ | 4,233,618 | | | $ | 3,010,942 | |
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| Schedule of Revenue Disaggregation |
The following tables present the Company’s revenue disaggregated by major end market and contract type: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Three Months Ended June 30, | | Six Months Ended June 30, | | | | Revenues by major end market | 2026 | | 2025 | | 2026 | | 2025 | | | | | | | | E-Infrastructure Solutions Revenues | $ | 905,001 | | | $ | 310,406 | | | $ | 1,502,733 | | | $ | 528,669 | | | | | | | | | | | | | | | | | | | | | | | Heavy Highway | 112,681 | | | 133,109 | | | 202,953 | | | 220,307 | | | | | | | | | Aviation | 22,770 | | | 15,797 | | | 43,952 | | | 27,308 | | | | | | | | Other Services | 21,241 | | | 47,891 | | | 42,650 | | | 69,843 | | | | | | | | | Transportation Solutions Revenues | 156,692 | | | 196,797 | | | 289,555 | | | 317,458 | | | | | | | | | | | | | | | | | | | | | | | Residential | 89,748 | | | 91,812 | | | 168,525 | | | 168,578 | | | | | | | | | Commercial | 16,738 | | | 15,453 | | | 33,041 | | | 30,712 | | | | | | | | | Building Solutions Revenues | 106,486 | | | 107,265 | | | 201,566 | | | 199,290 | | | | | | | | | Total Revenues | $ | 1,168,179 | | | $ | 614,468 | | | $ | 1,993,854 | | | $ | 1,045,417 | | | | | | | | | | | | | | | | | | | | | | | Revenues by contract type | | | | | | | | | | | | | | | Lump-Sum | $ | 741,426 | | | $ | 323,186 | | | $ | 1,275,360 | | | $ | 547,374 | | | | | | | | | Fixed-Unit Price | 257,339 | | | 200,034 | | | 457,116 | | | 326,596 | | | | | | | | | Residential and Other | 169,414 | | | 91,248 | | | 261,378 | | | 171,447 | | | | | | | | | Total Revenues | $ | 1,168,179 | | | $ | 614,468 | | | $ | 1,993,854 | | | $ | 1,045,417 | | | | | | | |
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