The Division of Facilities Development (DFD) utilizes the Trimble Unity Construct Bid Portal for electronic bid submissions. Please note that the Bid Portal login is separate from the standard Trimble Unity Construct account used for project access and is not associated with your MyWisconsin ID.
Trimble ID (TID) Requirement
All bidders must sign in to the Trimble Unity Construct Bid Portal using a Trimble ID (TID). If you do not have one, you must Create a Trimble ID. Existing bidders should create or use a Trimble ID with the same email address previously associated with their Bid Portal account. This ensures access to existing bidding history and active bid packages.
Accessing Bidding Opportunities
DFD does not utilize private bid invitations through the Trimble Unity Construct Bid Portal. All DFD construction bidding opportunities are publicly advertised on this webpage. To participate in a bidding opportunity:
- Locate the project listed below.
- Select the project-specific Bid Portal link.
- Sign in using your Trimble ID (TID). If you are prompted to create a Trimble ID, follow the registration prompts.
- Review bidding documents and addenda.
- Complete all required bid forms and upload all required bid documents.
- Submit your bid electronically through the Bid Portal prior to the bid opening date and time.
- Return to the DFD Projects Out for Bid webpage to access additional bidding opportunities.
Bid Submission Confirmation
When submitting a bid through the Trimble Unity Construct Bid Portal, bidders are prompted to confirm their submission by entering the
Base Bid Subtotal displayed on the Bid Form. The value entered must exactly match the Base Bid Subtotal shown on the screen in order to complete the submission process.
Bidders remain responsible for ensuring all required forms, attachments, acknowledgements, and bid documents have been completed and uploaded prior to final submission.
Resources
View the Trimble Unity Construct User Guide.
Create or Manage a Trimble ID.
Contact Trimble Unity Construct Support with questions on bidding opportunities or Bid Portal access.
NOTE: The 5% permissive bidding preference for certified minority businesses pursuant to Wisconsin Statute section 16.855(10m)(am)3 is currently paused.
Effective October 21, 2026 – Bid Drop Box Relocation For security purposes, the DFD Bid Drop Box has been relocated to the interior breezeway of the Department of Administration (DOA) Building at 101 E. Wilson Street, Madison, WI 53703. The drop box is accessible Monday through Friday, 7:30 a.m. to 5:00 p.m., excluding state holidays. After-hours access is no longer available. All bids must be received by the deadline established in the applicable bidding documents.
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| IMPORTANT NOTICE – TEMPORARY BID SUBMISSION ERROR The Qualifications text box currently displayed in the Bid Portal appears in error and should be left blank.
No information or documentation is required in this field.
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Projects Out for Bid
View Previous WisBuild Bidding Opportunities and Results prior to May 2024.
Notices of Proprietary Acquisition