DepartmentSolid Waste Management — engineering wingJurisdiction notes—Emailceswm@bbmp.gov.inWhatsApp—Office timing—Last verified—SourceGBA Department DirectoryPublic notesThe BSWML Officers page lists this officer as CE & CGM (mobile 9110289696); the Dec-2025 GBA list carries the same person as Chief Engineer (B-SMILE). The SWM-CE mapping is therefore inferred, not stated. Also official: eeswm1@, eeswm2@bbmp.gov.in.