Description: PWD Kolkata IT Division invites tenders for renewal of antivirus software licenses for the centralized client-server antivirus system used at Nabanna and connected government offices for a period of three years. Tender ID: 2026_WBPWD_5016517_1 Bid Closing Date: 25 July 2026, 3:00 PM Contact Details: Executive Engineer Kolkata IT Division, PWD Writers' Buildings, Kolkata – 700001 Website: www.wbtenders.gov.in