HVAC & heating in Illinois
2,379 hvac & heating listed across 475 cities in Illinois.
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Quick answer
USA Business Search lists 2,379 hvac & heating in Illinois. The most are in Chicago (241), Elgin (36), Naperville (32).
Updated October 2026HVAC & heating by city
Chicago (241)Elgin (36)Naperville (32)Aurora (30)Champaign (26)Bloomington (26)Schaumburg (25)Skokie (24)St. Charles (24)Des Plaines (24)Crystal Lake (24)Elk Grove Village (24)Plainfield (23)Northbrook (22)Rockford (20)Springfield (20)Peoria (20)Joliet (19)Orland Park (19)Lombard (19)Glenview (19)Carol Stream (19)McHenry (18)Mokena (18)Elmhurst (17)Niles (17)Frankfort (17)Wheeling (17)Lake Zurich (17)Oak Lawn (16)Belleville (16)New Lenox (16)Addison (15)Downers Grove (14)Roselle (14)Waukegan (13)Buffalo Grove (13)Oswego (13)Loves Park (13)Palatine (12)Tinley Park (12)Pekin (12)Villa Park (12)West Chicago (12)Granite City (12)Romeoville (12)Morton Grove (12)Decatur (11)Mount Prospect (11)Yorkville (11)Wood Dale (11)Libertyville (10)Quincy (10)Bolingbrook (10)Edwardsville (10)Hoffman Estates (10)Mundelein (10)Freeport (10)Lansing (10)Alsip (10)Glendale Heights (10)Wauconda (10)Arlington Heights (9)Moline (9)Batavia (9)Antioch (9)Bartlett (9)Lemont (9)Willowbrook (9)Homer Glen (9)Murphysboro (9)Park Ridge (8)Barrington (8)Lisle (8)Rolling Meadows (8)Berwyn (8)Melrose Park (8)Grayslake (8)Collinsville (8)Mattoon (8)Bensenville (8)Streamwood (8)Shorewood (8)Machesney Park (8)Bradley (8)Montgomery (8)Minooka (8)Evanston (7)Gurnee (7)Danville (7)Dekalb (7)Algonquin (7)Effingham (7)Mount Vernon (7)Kankakee (7)Westmont (7)Bridgeview (7)Lincoln (7)Cary (7)Lake In The Hills (7)Carpentersville (7)Lake Bluff (7)Hillside (7)Wheaton (6)Geneva (6)Marion (6)Sycamore (6)Jacksonville (6)Lockport (6)Charleston (6)Huntley (6)Crest Hill (6)Burbank (6)North Aurora (6)Brookfield (6)Lake Villa (6)East Dundee (6)Round Lake (6)Paxton (6)Oak Park (5)
Well-documented hvac & heating in Illinois
A sample of listings with a street address, phone number and website, one per city.
Beebe Heating & Air Conditioning
Nortek Environmental
Artlip And Sons, Inc.
Mattex Heating, Cooling And Plumbing
Air Management Products Co.
Ray's Hvac
Ultimate Hvac
TDH Mechanical - Heating & Cooling Contractors
Alltech Hvac Inc
Paragon Insulation & Services
Arlington Heights Heating & Cooling, Inc.
How to choose an HVAC company in Illinois
- Ask for a load calculation before you replace a system, not just a size match.
- Compare efficiency ratings (SEER2/AFUE) and available rebates.
- Ask what maintenance plans cost and what they cover.
Common questions
How many hvac & heating are listed in Illinois?
USA Business Search lists 2,379 hvac & heating in Illinois, in 475 cities and towns.
Which Illinois cities have the most hvac & heating?
Chicago (241), Elgin (36), Naperville (32), Aurora (30), Champaign (26).
How do I verify a Illinois business?
Use the state's official business search and licensing boards, linked in our Illinois business lookup guide.