IIllinois Bid Radar
50+ ILLINOIS PROCUREMENT SOURCES

Illinois HVAC bids,
without the bulletin hunt.

Effective-open public opportunities from statewide, university, transportation, county, city, and park-district procurement sources—filtered for hvac contractors and linked to the issuing agency.

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HVAC OPPORTUNITIES

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HV
HVAC

6-Month HVAC SERVICE CONTRACT

DOC - Corrections · bidbuy:27-426DOC-PINCK-B-54276

◎ Statewide · Statewide County◷ Due 10/28/2026 9:00 AM
Last verified Oct 16, 2026, 6:31 PM CDT
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ILLINOIS HVAC BID GUIDE

Find the right work before you start estimating.

Public HVAC work can range from a single boiler replacement to a campus-wide controls or mechanical-system upgrade. The listings below bring those opportunities together while keeping the issuing agency and official documents one click away.

Common opportunities

  • Boilers, chillers, and air-handling equipment
  • Building automation and temperature controls
  • Ventilation, mechanical rooms, and system replacements

Contractor checklist

  • Confirm equipment and controls specifications
  • Review phasing and occupied-building requirements
  • Check prequalification, bonding, and prevailing-wage terms