The West Bengal State Council of Science & Technology has invited e-tenders from eligible bidders for providing security guarding services at Green House, Central Park, Salt Lake, Kolkata. Tender Details: Tender Notice No.: 093/WBSCST/F/0826/26 Tender ID: 2026_WSCST_1031793_1 Bid Submission Period: 10 July 2026 to 25 July 2026 (2:00 PM) Contact Details: Administrative Officer West Bengal State Council of Science & Technology Department of Science & Technology & Biotechnology Vigyan Chetana Bhavan, 26/B, DD Block, Sector-I, Salt Lake, Kolkata – 700064 Website: https://wbtenders.gov.in