Oel Extrusions Limited is a WEST BENGAL based public ltd. Company Registered at dated 13-SEP-2004 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Oel Extrusions Limited is U27203WB2004PLC099758 and registration number is 099758 and SIDDHARTHA RAY is director in OEL EXTRUSIONS LIMITED

Constantia Knowledge Services Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 16 APR 2012 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Constantia Knowledge Services Private Limited is U93000WB2012PTC180424 and registration number is 180424 and SIDDHARTHA RAY is director in CONSTANTIA KNOWLEDGE SERVICES PRIVATE LIMITED

Simco Commotrade Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 24 APR 1997 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Simco Commotrade Private Limited is U51109WB1997PTC084084 and registration number is 084084 and SIDDHARTHA RAY is director in SIMCO COMMOTRADE PRIVATE LIMITED