Bidroom has 37 HVAC contractor license records for Chgo, Illinois (counted 2026-11-05). Of these, 37 are listed as active. The most common license type is CONTRACTORHEATING (21).
Listings are populated from public state-license and BBB business records. To update or claim your profile, click any business above and use the “Claim this profile” button — it’s free and takes about 60 seconds.