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UNCOMPLETED CONTRACTS | 9 Months Ended
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Jun. 30, 2025
UNCOMPLETED CONTRACTS |
UNCOMPLETED CONTRACTS | 8. UNCOMPLETED CONTRACTS Costs, estimated earnings, and billings on uncompleted contracts as of June 30, 2025 and September 30, 2024, are summarized as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30, 2025 |  | September 30, 2024
Costs incurred on contracts in progress | ​ | $ | 444,808,043 | ​ | $ | 347,180,901
Estimated earnings, net of estimated losses | ​ |  | 77,668,447 | ​ |  | 59,349,378
​ | ​ |  | 522,476,490 | ​ |  | 406,530,279
Less billings to date | ​ |  | 523,451,080 | ​ |  | 398,885,475
​ | ​ | $ | (974,590) | ​ | $ | 7,644,804
​ | ​ | ​ | ​ | ​ | ​ | ​
Costs and estimated earnings in excess of billed on uncompleted contracts | ​ | $ | 26,685,573 | ​ | $ | 24,595,792
​ | ​ | ​ | ​ | ​ | ​ | ​
Less billings in excess of costs and estimated earnings on uncompleted contracts | ​ |  | 27,660,163 | ​ |  | 16,950,988
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | $ | (974,590) | ​ | $ | 7,644,804
​ The Company’s unaudited backlog at June 30, 2025 and September 30, 2024 was $304.4 million and $243.2 million, respectively.

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