Information for Vendors
A Vendor Application form is submitted online. The applications go into a Vendor File maintained by the Accounts Payable Division of Finance.
Washtenaw County is utilizing a regional bid notification system created exclusively for the Tri-County Purchasing Cooperative under the Michigan Intergovernmental Trade Network (MITN) e-procurement initiative.
Click here for current Prevailing Wage Information.
Click here to provide your current W-9 Information. Contact Accounts Payable with any questions.