Wisconsin · HVAC

Wisconsin HVAC Government Bids

Open HVAC bid opportunities from Wisconsin government agencies. 15 open right now. Jobs & Bids checks the Midwest sources we monitor throughout the day, so you can browse them free. With Basic or Pro, we email you the HVAC bids that match your trade, each with a plain-English summary so you know in 30 seconds if it's worth bidding.

Browse HVAC bids free, no card required →

• Mechanical Demolition Project
  Public agency · Closes Jul 24, 2026 · by end of day CT
  The solicitation covers the demolition of eight primary and seven secondary buildings, including furnishing all labor and materials necessary for the work.
• AHU-2 Replacement Project - Menomonie
  Chippewa Valley Technical College · Eau Claire, WI · Closes Jul 24, 2026 · by end of day CT
  Replace AHU-2 at the CVTC Education Center. The work involves replacing an air handling unit at the specified location.
• Substation U15 Rooftop Unit Replacement
  State of Wisconsin · Wisconsin (statewide) · Closes Jul 30, 2026 · 10:00 AM CT
  Replace rooftop units at Substation U15. Bid documents are linked below.
• Connect B406 AHU to Emergency Power
  252-NETWORK Contract Office 12 (36C252) (Veterans Affairs, Department of) · Tomah, WI, Federal · Closes Jul 30, 2026 · 10:00 AM CT
  Install and connect emergency power to the B406 AHU system.
• Substation U15 Rooftop Unit Replacement
  Public agency · Closes Jul 30, 2026 · by end of day CT
  Replace a 15-ton packaged rooftop air conditioning unit at Substation U15. The work includes removal of the existing unit, installation, electrical connections, factory...
• Cooling System Installation
  Public agency · Closes Jul 30, 2026 · by end of day CT
  Provide a turnkey solution for installing a new split system in a storage room on the Terrace Level.
• Boiler Replacement Project at Washington County
  Washington County, WI · West Bend, WI · Closes Aug 3, 2026 · by end of day CT
  Replace 3 existing boilers with 2 new Lochinvar boilers, including replacement and reworking of valves and piping. The existing boiler work must be completed by October 02, 2026.
• On-Call Commercial HVAC Electrical and Plumbing Services
  Public agency · Closes Aug 5, 2026 · by end of day CT
  The issuing organization wants on-call commercial HVAC, electrical and plumbing services. The work involves providing services as needed for commercial properties.
• HVAC Electrical Plumbing Services
  Northwood Technical College · Rice Lake, WI · Closes Aug 5, 2026 · by end of day CT
• Air System Components Replacement in Wisconsin
  Public agency · Closes Aug 6, 2026 · by end of day CT
  Replace an air compressor, air tank, and associated air piping and electrical work.
• Consolidated Food Service Refrigeration Units Replacement
  County of Dane — Public Works Engineering · Madison, WI · Closes Aug 7, 2026 · 7:00 PM CT
  Replace the Consolidated Food Service freezer refrigeration system, including refrigeration equipment, associated specialties, and supporting electrical modifications.
• Consolidated Food Service Refrigeration Units Replacement
  Public agency · Closes Aug 7, 2026 · by end of day CT
  The project involves replacing a freezer refrigeration system for a consolidated food service facility, including refrigeration equipment, associated specialties, and...
• MEP, DEC, and SEC Services for Portage County New Jail/LEC
  State of Wisconsin · Wisconsin (statewide) · Closes Aug 13, 2026 · 2:00 PM CT
  Mechanical, Plumbing, Electrical, Detention Equipment Contractor, and Security Electronic Contractor services for the Portage County New Jail/LEC. The work includes HVAC,...
• Smoke Control System Replacement: Three Buildings with UL-864 Compliance
  Public agency · Closes Aug 20, 2026 · by end of day CT
  The document requests the replacement of outdated controls with new direct digital controls for Housing Building A, Housing Building B, and 41 Unit E, serving smoke control...
• Pool and HVAC Replacement B132
  Public agency · Closes Aug 21, 2026 · by end of day CT
  Replace a pool and HVAC system. The work involves replacing both systems at a location in Wisconsin.

HVAC bids by area in Wisconsin

Madison (1)Eau Claire (1)

Other trades in Wisconsin

PlumbingElectricalRoofingGeneral ConstructionMasonry

Government bids in other states

IllinoisIowaIndianaOhioKansasMichiganMinnesotaMissouriSouth DakotaNorth DakotaNebraska

Bids are aggregated from public government notices across Wisconsin; always verify the deadline with the issuing agency before bidding.