Kariwala Industries Limited is a WEST BENGAL based public ltd. Company Registered at dated 02 JAN 1989 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Kariwala Industries Limited is U17121WB1989PLC045882 and registration number is 045882 and SANTANU RAY is director in KARIWALA INDUSTRIES LIMITED

La Opala R G Limited is a West Bengal based public ltd. Company Registered at dated 1995-05-03 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of La Opala R G Limited is L26101WB1987PLC042512 and registration number is 042512 and SANTANU RAY is director in LA OPALA R G LIMITED

Star Cement Meghalaya Limited is a MEGHALAYA based public ltd. Company Registered at dated 22 DEC 2005 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Star Cement Meghalaya Limited is U63090ML2005PLC008011 and registration number is 008011 and SANTANU RAY is director in STAR CEMENT MEGHALAYA LIMITED

Megha Technical And Engineers Private Limited is a MEGHALAYA based private ltd. Company Registered at dated 13 DEC 2002 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Megha Technical And Engineers Private Limited is U27107ML2002PTC006976 and registration number is 006976 and SANTANU RAY is director in MEGHA TECHNICAL AND ENGINEERS PRIVATE LIMITED