BASU Consulting Engineers7, Aswini Dutta Rd, Dover Terrace, Ballygunge, Kolkata, West Bengal 700029, India
WaVE18 STUDIORabindra Road, Barasat, Kolkata, West Bengal 700124, India
JANASWASTHYA KARIGARI BHAWAN (NIJALAYA)Office of Public Health Engineering Department (PHED), Govt. of West Bengal, CN8, Street Number 18, CN Block, Sector V, Bidhannagar, Kolkata, West Bengal 700091, India
Security Engineers Pvt Ltd42 A /1 J Raja Santosh Road, Alipore, Near Alipore Guest House, Kolkata, West Bengal 700027, India