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Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2025
Segment Information |
Summary of information about reportable segments |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | Mechanical Segment | ​ ​ ​ | Electrical Segment | ​ ​ ​ | Corporate | ​ ​ ​ | Consolidated
Total assets at December 31, 2025 | ​ | $ | 3,683,678 | ​ | $ | 1,765,570 | ​ | $ | 991,921 | ​ | $ | 6,441,169
Total assets at December 31, 2024 | ​ | $ | 3,162,677 | ​ | $ | 985,006 | ​ | $ | 563,405 | ​ | $ | 4,711,088
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, 2025
​ | ​ ​ ​ | Mechanical Segment | ​ ​ ​ | Electrical Segment | ​ ​ ​ | Corporate | ​ ​ ​ | Consolidated
Revenue | ​ | $ | 6,673,745 | ​ | $ | 2,427,896 | ​ | $ | — | ​ | $ | 9,101,641
Cost of services | ​ | ​ | 5,101,349 | ​ | ​ | 1,804,393 | ​ | ​ | — | ​ | ​ | 6,905,742
Gross profit | ​ | ​ | 1,572,396 | ​ | ​ | 623,503 | ​ | ​ | — | ​ | ​ | 2,195,899
Selling, general and administrative expenses | ​ | ​ | 574,344 | ​ | ​ | 236,580 | ​ | ​ | 72,360 | ​ | ​ | 883,284
Gain on sale of assets | ​ | ​ | (1,433) | ​ | ​ | (541) | ​ | ​ | — | ​ | ​ | (1,974)
Operating income (loss) | ​ | $ | 999,485 | ​ | $ | 387,464 | ​ | $ | (72,360) | ​ | $ | 1,314,589
Reconciliation to income before income taxes: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other income (expense) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | (21,136)
Income before income taxes | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | $ | 1,293,453
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of identifiable intangible assets | ​ | $ | 54,162 | ​ | $ | 25,418 | ​ | $ | — | ​ | $ | 79,580
Depreciation expense | ​ | $ | 50,754 | ​ | $ | 10,199 | ​ | $ | 1,426 | ​ | $ | 62,379
Capital expenditures | ​ | $ | 126,436 | ​ | $ | 26,556 | ​ | $ | 1,911 | ​ | $ | 154,903
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, 2024
​ | ​ ​ ​ | Mechanical Segment | ​ ​ ​ | Electrical Segment | ​ ​ ​ | Corporate | ​ ​ ​ | Consolidated
Revenue | ​ | $ | 5,527,604 | ​ | $ | 1,499,872 | ​ | $ | — | ​ | $ | 7,027,476
Cost of services | ​ | ​ | 4,413,108 | ​ | ​ | 1,137,957 | ​ | ​ | — | ​ | ​ | 5,551,065
Gross profit | ​ | ​ | 1,114,496 | ​ | ​ | 361,915 | ​ | ​ | — | ​ | ​ | 1,476,411
Selling, general and administrative expenses | ​ | ​ | 499,441 | ​ | ​ | 170,155 | ​ | ​ | 60,476 | ​ | ​ | 730,072
Gain on sale of assets | ​ | ​ | (1,813) | ​ | ​ | (1,217) | ​ | ​ | — | ​ | ​ | (3,030)
Operating income (loss) | ​ | $ | 616,868 | ​ | $ | 192,977 | ​ | $ | (60,476) | ​ | $ | 749,369
Reconciliation to income before income taxes: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other income (expense) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | (82,808)
Income before income taxes | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | $ | 666,561
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of identifiable intangible assets | ​ | $ | 74,873 | ​ | $ | 22,393 | ​ | $ | — | ​ | $ | 97,266
Depreciation expense | ​ | $ | 39,601 | ​ | $ | 7,450 | ​ | $ | 1,168 | ​ | $ | 48,219
Capital expenditures | ​ | $ | 80,957 | ​ | $ | 26,850 | ​ | $ | 3,264 | ​ | $ | 111,071
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, 2023
​ | ​ ​ ​ | Mechanical Segment | ​ ​ ​ | Electrical Segment | ​ ​ ​ | Corporate | ​ ​ ​ | Consolidated
Revenue | ​ | $ | 3,946,022 | ​ | $ | 1,260,738 | ​ | $ | — | ​ | $ | 5,206,760
Cost of services | ​ | ​ | 3,195,916 | ​ | ​ | 1,020,335 | ​ | ​ | — | ​ | ​ | 4,216,251
Gross profit | ​ | ​ | 750,106 | ​ | ​ | 240,403 | ​ | ​ | — | ​ | ​ | 990,509
Selling, general and administrative expenses | ​ | ​ | 394,657 | ​ | ​ | 129,623 | ​ | ​ | 50,143 | ​ | ​ | 574,423
Gain on sale of assets | ​ | ​ | (1,715) | ​ | ​ | (587) | ​ | ​ | — | ​ | ​ | (2,302)
Operating income (loss) | ​ | $ | 357,164 | ​ | $ | 111,367 | ​ | $ | (50,143) | ​ | $ | 418,388
Reconciliation to income before income taxes: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other income (expense) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | (30,194)
Income before income taxes | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | $ | 388,194
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of identifiable intangible assets | ​ | $ | 17,619 | ​ | $ | 25,785 | ​ | $ | — | ​ | $ | 43,404
Depreciation expense | ​ | $ | 30,850 | ​ | $ | 6,576 | ​ | $ | 736 | ​ | $ | 38,162
Capital expenditures | ​ | $ | 82,449 | ​ | $ | 9,600 | ​ | $ | 2,789 | ​ | $ | 94,838

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-22 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-30 + Details
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