Company: LGN
Filing Date: 2025-08-25
Form Type: S-1/A
Source: 0001193125-25-186788
Chunk: 134

Company: Legence Corp.
Filing Date: 2025-08-25
Form: S-1/A
Chunk 134
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 |      | 1,188,816 |     |   |  73.6 | % |     |                | 270,924 |     |   | 29.5 | % |
| Revenue                                  |     | $                       | 1,246,501 |     |   | 100.0 | % |     | $    | 1,615,062 |     |   | 100.0 | % |     | $              | 368,561 |     |   | 29.6 | % |

96

Engineering & Consulting: Engineering & Consulting segment revenue increased $97.6 million for the year ended December 31, 2023 compared to the year ended December 31, 2022. The Engineering & Design service line accounted for $81.1 million, or 83%, of the increase in Engineering & Consulting segment revenue. Higher job volumes, primarily from mixed-useand life sciences & healthcare clients, accounted for approximately 60% of the increase in Engineering & Design service line revenue. Approximately 40% of the increase in Engineering & Design service line revenue resulted from the full year impact of acquisitions completed in 2022, including Black Bear, and the contribution from companies acquired in 2023. The results of Black Bear benefited from $7.4 million in revenue related to one-timeamendments to several contracts with a developer in exchange for discounted fees in the fourth quarter of 2023. The Program & Project Management service line accounted for $16.5 million, or 17%, of the increase in Engineering & Consulting segment revenue. Higher job volumes, primarily from state & local government clients, drove the increase in Program & Project Management service line revenue. Installation & Maintenance: Installation & Maintenance segment revenue increased $270.9 million for the year ended December 31, 2023 compared to the year ended December 31, 2022. The Installation & Fabrication service line accounted for $204.7 million, or 76%, of the increase in Installation & Maintenance segment revenue. Higher job volumes, primarily from data centers & technology clients, accounted for approximately 60% of the increase in Installation & Fabrication service line revenue. The contribution from acquisitions completed in 2023 accounted for approximately 40% of the increase in Installation & Fabrication service line revenue. The Maintenance & Service service line accounted for $66.2 million, or 24%, of the increase in the Installation & Maintenance segment revenue. Approximately 80% of the increase