GBPP has established itself in providing services on Life Extension Studies of Boiler including Remnant Life Assessment (RLA) and Condition Assessment (CA). GBPP have acquired Indian Boiler Regulations (IBR) approval to serve as Well Known Remnant Life Assessment Organization.
Reference Projects include:
| S. No | Customer | Unit/site | Capacity | Boiler type |
| 1 | Panafrican Paper Mills Limited | Webuye, Kenya | 480 TDS/D | Chemical Recovery Boiler |
| 2 | JK Paper Limited Unit – JKPM | Rayagada, India | 1400 TDS/D | Chemical Recovery Boiler |
| 3 | Jubilant Life Science Ltd | Gajurala, India | 25 TPH | Slop Boiler |
| 4 | Vedanta Ltd (G147) | Goa, India | 64 TPH | Waste Heat Recovery Boiler |
| 5 | Vedanta Ltd (G148) | Goa, India | 64 TPH | Waste Heat Recovery Boiler |
| 6 | Mufindi Paper Mills | Tanzania | 320 TDS/D | Chemical Recovery Boiler |
| 7 | Bindals Papers Mills Ltd. | Muzaffar Nagar, India | 400 TDS/D | Chemical Recovery Boiler |
| 8 | The Andhra Pradesh Paper Mills Ltd. | Rajahmundry, India | 1300 TDS/D | Chemical Recovery Boiler |
| 9 | Trident Limited | Barnala, India | 75 T/H | Evaporator |
| 10 | Century Pulp & Paper Mills | Lalkua, India | 1200 TDS/D | Chemical Recovery Boiler |
| 11 | Trident Limited | Barnala, India | 165 TDS/D | Chemical Recovery Boiler |
| 12 | Trident Limited | Barnala, India | 400 TDS/D | Boiler Structures |
| 13 | Trident Limited | Barnala, India | 165 TDS/D | Boiler Structures |
| 14 | JK Paper Limited Unit – JKPM | Rayagada, India | 1400 TDS/D | Chemical Recovery Boiler |
| 15 | Vedanta Ltd (G147) – Failure Analysis Study | Goa, India | 64 TPH | Waste Heat Recovery Boiler |