W071 Endist Omaha of Department of the Army posted this Presolicitation on Oct 6, 2026. Responses were due Oct 20, 2026; this notice is closed. NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors), product or service code Z1NB (Maintenance of Water Supply Facilities). Solicitation number W9128F26XICGB.