Company: LGN
Filing Date: 2025-12-09
Form Type: S-1
Source: 0001193125-25-312729
Chunk: 109

Company: Legence Corp.
Filing Date: 2025-12-09
Form: S-1
Chunk 109
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:|:----|:---------|-----:|:--|:----|:--|----------------------:|:----|:--|-----:|:--|:----|:---------|-----:|:---|
|                                    |     | $                                |         |     | % Margin |      |   |     | $ |         |     | % Margin |      |   |     | $ |                       |     | % |      |   |     | % Margin |      |    |
| Gross profit:                      |     |                                  |         |     |          |      |   |     |   |         |     |          |      |   |     |   |                       |     |   |      |   |     |          |      |    |
| Engineering & Consulting segment   |     | $                                |  63,945 |     |          | 33.0 | % |     | $ |  67,326 |     |          | 31.7 | % |     | $ |                 3,381 |     |   |  5.3 | % |     |          | (1.3 | )% |
| Installation & Maintenance segment |     |                                  |  54,601 |     |          | 14.9 | % |     |   |  80,733 |     |          | 16.3 | % |     |   |                26,132 |     |   | 47.9 | % |     |          |  1.4 | %  |
| Gross profit                       |     | $                                | 118,546 |     |          | 21.1 | % |     | $ | 148,059 |     |          | 20.9 | % |     | $ |                29,513 |     |   | 24.9 | % |     |          | (0.2 | )% |

70

Engineering& Consulting: The $3.4 million, or 5.3%,
increase in gross profit for the three months ended September 30, 2025 compared to the three months ended September 30, 2024 was driven by organic revenue growth, partially offset by a slightly lower gross margin. The modest decrease in
gross margin was driven by a higher percentage of subcontractor expenses and lower margin in our Engineering & Design service line, primarily from life sciences & healthcare and education clients, partially offset by