Five firms shortlisted for implementation of 20 mld Mirzapur STP (Faridabad Master Sewerage Scheme) in Haryana November 14, 2025 | Key Segments, Municipal Wastewater, Project Bidders, Project Updates, Wastewater A total of five firms have been shortlisted as technically qualified for implementation of 20 mld Mirzapur STP (Faridabad Master … This content is restricted.