| Autokage engineering private limited | U74200WB2008PTC131168 | F1 & F2 Behala Industrial Estate; 620 Diamond Harbour Road; KOLKATA; West Bengal; 700034; India |
| ASTHA ENERGY SERVICES PRIVATE LIMITED | U74200WB2008PTC130134 | ECOCENTRE, ROOM NO. 709, PLOT NO. 04, BLOCK- EM, 7 TH FLOOR, SECTOR-V, SALT LAKE KOLKATA Kolkata WB 700091 IN |
| I. M. ENGINEERING WORKS PRIVATE LIMITED | U74200WB2008PTC129701 | PANCHAYET ROAD, BANGIHATI, SERAMPUR(SIMLA), SERAMPUR WB 712203 IN |
| Avkon engineers private limited | U74200WB2008PTC129047 | 1/26; REGENT COLONY; KOLKATA; West Bengal; 700040; India |
| Enviro-treat engineers private limited | U74200WB2008PTC128924 | 36/A/1; SRI AUROBINDO SARANI; KOLKATA; Kolkata; West Bengal; 700005; India |
| S n agarwal & associates ( engineers) private limited | U74200WB2008PTC128644 | 53B; MIRZA GHALIB STREET; 6TH FLOOR; KOLKATA; West Bengal; 700016; India |
| MMB ENGINEERING PRIVATE LIMITED | U74200WB2008PTC128325 | 20, SHIV KRISHNA DAW LANE KOLKATA WB 700054 IN |
| All india spring engineering co. private limited | U74200WB2008PTC127606 | 135; NETAJI SUBHAS ROAD; 1ST FLOOR; KOLKATA; West Bengal; 700001; India |
| JINDAL PLAZA PRIVATE LIMITED | U74200WB2008PTC125383 | P-51, BANGUR AVENUE, BLOCK-B, 4TH FLOOR KOLKATA WB 700055 IN |
| BRAGGART ENGINEERING PRIVATE LIMITED | U74200WB2008PTC122642 | 39/1, 'Y' ROAD (PART) P.O.-NETAJIGARH, P.S.-LILUAH, HOWRAH Howrah WB 711108 IN |
