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CUSTOMER CONCENTRATIONS (Tables) | 12 Months Ended
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Jan. 31, 2025
CUSTOMER CONCENTRATIONS |
schedule of the percentage of consolidated revenues | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | 2025 |  | 2024 |  | 2023 | ​
Power industry services | ​ | 79.3 | % | ​ | 72.6 | % | ​ | 76.0 | %
Industrial construction services | ​ | 19.2 | ​ | ​ | 24.9 | ​ | ​ | 20.4 | ​
Telecommunications infrastructure services |  | 1.5 | ​ |  | 2.5 | ​ |  | 3.6 | ​

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