| Sl No. | Firm Name | Class | Applied for | Final Cert No | Issue Dt | Valid From | Valid Upto |
|---|---|---|---|---|---|---|---|
| 1 | R S CONSTRUCTION and CO | Special Class | Renewal | WB/REPAIR-FINAL/2018/10 | 2018-03-24 | 2018-03-24 | 2020-03-23 |
| 2 | R S CONSTRUCTION and CO | Special Class | Not Available | 63 | 2016-04-22 | 2016-03-19 | 2018-03-18 |
| 3 | R S CONSTRUCTION and CO | Special Class | Not Available | 1 | 2014-03-19 | 2014-03-19 | 2016-03-18 |
| 4 | R S CONSTRUCTION and CO | Special Class | Renewal | WB/REPAIR-FINAL/2020/61 | 2020-03-12 | 2020-03-12 | 2022-03-12 |
| 5 | R S CONSTRUCTION and CO | Special Class | Recognition | WB/REPAIR-FINAL/2022/91 | 2022-03-16 | 2022-03-16 | 2024-03-15 |
| 6 | R S CONSTRUCTION and CO | Special Class | Renewal | WB/REPAIR-FINAL/2024/53 | 2024-03-19 | 2024-03-19 | 2026-03-18 |
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