Enviro Infra Engineers receives LOA for implementation of 60 mld Lohta STP Project in Varanasi, Uttar Pradesh February 25, 2026 | Awarded, Key Segments, Municipal Wastewater, Project Pipeline, Wastewater Enviro Infra Engineers Limited received the Letter of Acceptance (LoA) for a contract worth Rs 1,301.40 million. for … This content is restricted.