Government contracts for plumbers in Michigan

Plumbers contracts in Michigan typically cover backflow-preventer testing, water-main repair, fixture replacement at federal buildings, sewer-line work at correctional facilities, and on-call plumbing IDIQs. Federal posts in this category fall under NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors), and the bulk of the work flows to the Army Corps of Engineers, the Federal Bureau of Prisons, and GSA. Small-business set-asides are common because most jobs sit well below the simplified acquisition threshold.

Michigan currently has 1 open plumbers contract in our database, with 1 added in the last 30 days. Volume in smaller markets is lumpy: a single base or facility can drive a quarter of annual postings. The most active buyer is Farmington Public Schools (1 open posts), but contracts also come from federal civilian agencies and state-level departments operating in Michigan.

Beyond federal opportunities, much of the plumbers work in Michigan is posted through SIGMA Vendor Self-Service (Michigan DTMB), with recurring buyers including the Michigan Department of Transportation and Michigan public universities. The Department of Technology, Management & Budget (DTMB) acts as the central buying authority — registering with DTMB exposes you to most state agencies. ContractRadar pulls federal postings from SAM.gov alongside state and local feeds so a plumbing contractor doesn't have to monitor each portal manually.