Wisconsin Department of Transportation

Alert: The following services will be unavailable on Saturday, January 5, 2013 from 12 a.m. (midnight) to 6 a.m. CST due to system maintenance.


picture of a pavement performance van with several cameras attached

Do you have something to sell that's not related to engineering, road, airport or bridge construction projects? Check out what we buy and how to become a registered vendor.

Commodity information

Purchasing agents by assigned commodities (who buys what for WisDOT)

Vendor registration

Register on VendorNet if you wish to be on state of Wisconsin bidder lists for purchases not related to road or building construction. VendorNet purchasing information and the vendor notification service is available to all businesses and organizations that want to sell to a state agency. Registration guarantees you will receive an email message each time a state agency, including any University of Wisconsin system campus, posts a request for bid or a request for proposal with an estimated value over $50,000. For more information, call the VendorNet Information Center at 1-800-482-7813 or in the Madison area (608) 264-7898.

You may also wish to register for WisDOT’s vendor database by accessing our vendor registration page or by contacting the Department of Transportation Purchasing Unit via email: tipscorrespondence.dbm@dot.wi.gov

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