| Sl No. | Firm Name | Class | Applied for | Final Cert No | Issue Dt | Valid From | Valid Upto |
|---|---|---|---|---|---|---|---|
| 1 | Mukherjee Engineering | Class III | Not Available | 106 | 2017-04-12 | 2017-04-12 | 2019-04-11 |
| 2 | Mukherjee Engineering | Class III | Not Available | 41 | 2015-02-05 | 2015-02-05 | 2017-02-04 |
| 3 | Mukherjee Engineering | Class III | Renewal | WB/REPAIR-FINAL/2019/85 | 2019-06-12 | 2019-06-12 | 2021-06-11 |
| 4 | Mukherjee Engineering | Class III | Recognition | WB/REPAIR-FINAL/2021/189 | 2021-08-14 | 2021-08-14 | 2023-08-13 |
| 5 | Mukherjee Engineering | Class III | Recognition | WB/REPAIR-FINAL/2023/238 | 2023-11-28 | 2023-11-28 | 2025-11-27 |
| 6 | Mukherjee Engineering | Class III | Recognition | WB/REPAIR-FINAL/2023/238 | 2023-11-28 | 2023-11-28 | 2025-11-27 |
| 7 | Mukherjee Engineering | Class III | Recognition | WB/REPAIR-FINAL/2025/354 | 2025-12-29 | 2025-12-29 | 2027-12-28 |
| BACK | |||||||