A & J Main & Co (Engineers) Pvt Ltd is a WEST BENGAL based private ltd. Company Registered at dated 10 JUL 1969 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of A & J Main & Co (Engineers) Pvt Ltd is U31200WB1969PTC027525 and registration number is 027525 and MRINAL NANDI is director in A & J MAIN & CO (ENGINEERS) PVT LTD

Biswaman Projects Private Limited is a WEST BENGAL based private ltd. Company Registered at dated 01 JUL 2010 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Biswaman Projects Private Limited is U45400WB2010PTC150917 and registration number is 150917 and MRINAL NANDI is director in BISWAMAN PROJECTS PRIVATE LIMITED