| Sangam earthmovers private limited | U14200WB2011PTC169568 | 71; METCALFE STREET; 3RD FLOOR; ROOM NO.308; KOLKATA; West Bengal; 700013; India |
| Sps geomining solution private limited | U14200WB2011PTC163424 | RAJMARKET TRADERS ASSOCIATION; RAJMARKET; RAJDANGA MAIN RD. EAST; KOLKATA; Kolkata; West Bengal; 700107; India |
| GANWARI SILICA PRIVATE LIMITED | U14200WB2011PTC161807 | 18 RABINDRA SARANI PODDAR COURT GATE NO: 1 5TH FLOOR ROOM NO: 508 KOLKATA Kolkata WB 700001 IN |
| GEE DEE MINING PRIVATE LIMITED | U14200WB2011PTC160197 | 347 (57/1) SANTOSH ROY ROAD BARISHA KOLKATA Parganas South WB 700008 IN |
| Mangal granites private limited | U14200WB2011PTC160170 | 15; PRATAP GHOSH LANE; KOLKATA; West Bengal; 700007; India |
| Aich mining resources private limited | U14200WB2011PTC157677 | FE- 346; SECTOR - III; SALT LAKE CITY; BIDHANNAGAR; NEAR TANK NO.12; BIDHANNAGAR SOUTH P.S.; KOLKATA; West Bengal; 700106; India |
| Peace mines private limited | U14200WB2011PTC156775 | 8/1B; MAHARSHI DEVENDRA ROAD; 3 RD FLOOR; KOLKATA; West Bengal; 700007; India |
