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.

Supplier and vendor information

Suppliers and vendors interested in developing a business relationship with the Wisconsin Department of Transportation (WisDOT) are encouraged to browse the supplier and vendor related information contained in the sites listed:

Doing Business with WisDOT

  • Overview of business opportunities with WisDOT.

WisDOT purchasing

  • Listing of commodities that WisDOT purchases and purchasing agent contact information.

VendorNet - registration information

  • VendorNet is the state of Wisconsin's electronic purchasing information system. VendorNet was created to provide easy access to vendors who wish to provide goods and services to the state, state agencies and municipalities.
  • VendorNet allows registered vendors to be automatically notified of statewide opportunities in their area of interest.

Wisconsin directory of certified minority-owned businesses

  • Minority firms certified by the Wisconsin Department of Administration are eligible for a listing in the state of Wisconsin's Directory of Minority-Owned Businesses, under Wisconsin Act 390. This searchable, online directory is maintained by the Department of Administration's Minority Business Program.

Disadvantaged Business Enterprise Program for highway construction suppliers

  • Information regarding DBE certification and participation in federal aid and state transportation road building contracts.

Questions about the content of this page:
Linda Hanby, linda.hanby@dot.wi.gov
Last modified: Mar. 18, 2015

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