Where to bid in Detroit, MI
The City of Detroit posts its bids and RFPs on its bid page. Contracts here can also come from Wayne County and the State of Michigan (Michigan DTMB Procurement (SIGMA Vendor Self Service)).
City of Detroit
Detroit Office of Contracting and Procurement
In SpendQuery: Agreements and purchase orders
Listed by hand (the site blocks automated checks), 2026-11-05.
Wayne County, MI
Official website (look for Bids, Purchasing or Procurement)
Bid page not confirmed yet: start from the official site, 2026-11-05.
State of Michigan
Michigan DTMB Procurement (SIGMA Vendor Self Service)
Bid page checked, 2026-11-05.
Nearby cities
SpendQuery links to Detroit's own pages and doesn't copy their bids. Wrong or missing link?