To ensure notification of future bid opportunities with Columbia County, vendors must be registered. It is the bidder's responsibility to register with Columbia County via DemandStar to receive future amendments, questions, revisions, etc., prior to bid/proposal opening.
Your subscription offers your company a number of important benefits:
- Free access to procurement opportunities from all Wisconsin Association of Public Purchasers (WAPP) members
- Automatic and immediate notification of procurement opportunities
- Access to bidding documents, addenda, bid results 24 hours a day, 7 days a week
Additionally, your subscription offers services covering local, state, regional, or national geographic territories, however, vendors are not required to pay for access to participating WAPP member solicitations.
Important note: Vendors must select commodity codes after registering with DemandStar. You will receive an email notification for each bid/quote, logged by a WAPP agency, referencing the commodity codes you have selected. Additionally, you have the ability to search for bids/quotes logged by a DemandStar agency.
Follow the instructions on how to register.

For questions regarding bids, contact 608.429.2136 (Highway Department bids) or 608.742.9658 (all other bids). For more information, contact Onvia Supplier Services at 1.800.711.1712.