🐜AssistAnt · Pro directory
There are 189 HVAC companies within 25 miles of Swansea, IL in the AssistAnt directory as of October 16, 2026, 1 of them based in Swansea itself. None are verified by AssistAnt yet, so check a business’s license and insurance before you hire it. Verified businesses are listed first, then by distance. No business can pay for a higher spot.
Brands named most by these businesses: Wolf (1).
HVAC (heating & air conditioning) near Swansea
- Certified Air Ltd.
Swansea, IL · 0.2 mi
Not verified yet
(618) 277-6036
- Anytime Heating and Cooling | IL
Belleville, IL · 1.2 mi
Not verified yet
(618) 520-4240
- Weis Keil-Forness Comfort Systems
Belleville, IL · 1.3 mi
Not verified yet
(618) 233-3039
- Kiefer Heating and Cooling
Belleville, IL · 1.5 mi
Not verified yet
(618) 277-7744
- Green-Aire Company
Belleville, IL · 1.5 mi
Not verified yet
(618) 779-8334
- All Seasons Heating
Belleville, IL · 1.8 mi
Not verified yet
(618) 257-2665
- Thermodyne
Belleville, IL · 1.9 mi
Not verified yet
(618) 398-7886
- Archway Cooling & Heating Inc
Belleville, IL · 2.2 mi
Not verified yet
(618) 234-2810
- Sigman Heating & Air Conditioning, Inc.
Belleville, IL · 3.0 mi
Not verified yet
(618) 234-4343
- Sigman Indoor Climate Solutions Llc
Belleville, IL · 3.0 mi
Not verified yet
(314) 436-2600
- Climate Bullies Heating and Cooling
Belleville, IL · 3.1 mi
Not verified yet
(618) 855-6625
- Honest Abe's Home Services
O Fallon, IL · 4.2 mi
Not verified yet
(618) 623-4116
- Home Heating & Cooling
O'Fallon, IL · 4.6 mi
Not verified yet
(618) 416-0111
- Bel-O-Cooling & Heating
O Fallon, IL · 5.4 mi
Not verified yet
(618) 632-5700
- Heritage Heating & Cooling
O Fallon, IL · 6.2 mi
Not verified yet
(636) 597-6937
- Tettaton Heating and Air Conditioning
Caseyville, IL · 6.3 mi
Not verified yet
(618) 344-9211
- Morrison Plumbing, Heating, Air, & Electrical Services
Caseyville, IL · 7.0 mi
Not verified yet
(618) 414-3942
- Garrett Heating & Cooling
Caseyville, IL · 7.0 mi
Not verified yet
(618) 420-8800
- BEL-O Cooling & Heating Inc.
Lebanon, IL · 7.2 mi
Not verified yet
(618) 228-3047
- DOW Heating and Air Conditioning
Millstadt, IL · 7.9 mi
Not verified yet
(618) 476-9604
- Green Home Solutions
Collinsville, IL · 8.5 mi
Not verified yet
(618) 343-0033
- Crumer’s Heating & Cooling
Collinsville, IL · 9.2 mi
Not verified yet
(618) 410-5321
- Viviano Heating & Air Conditioning, Inc.
Collinsville, IL · 9.3 mi
Not verified yet
(618) 345-7498
- Mars Plumbing & Heating
Collinsville, IL · 9.8 mi
Not verified yet
(618) 883-5651
- Blue Stream Services, Inc.
Collinsville, IL · 9.9 mi
Not verified yet
(618) 345-8622
- C&k Heating & Cooling
Lebanon, IL · 10.7 mi
Not verified yet
(618) 537-8888
- Weir Heating and Cooling
Cahokia, IL · 10.7 mi
Not verified yet
(618) 632-6382
- G & W Heating and Cooling
Collinsville, IL · 10.8 mi
Not verified yet
(618) 789-3018
- DUCTZ of the Metro East
Waterloo, IL · 11.0 mi
Not verified yet
(618) 418-3030
- McGinnis Heating & Cooling
Cahokia, IL · 11.0 mi
Not verified yet
(618) 628-3907
Showing the 30 listed first. Search by ZIP code to see more.
Questions
- How many HVAC companies are near Swansea, IL?
- 189 within 25 miles, 1 in Swansea, as of October 16, 2026.
- Which HVAC companies near Swansea, IL are verified?
- None yet. Verified means AssistAnt checked the business registration and insurance; unverified listings come from public business records.
- Can a business pay to rank higher on AssistAnt?
- No. Verified businesses are listed first, then everyone else by distance. Placement cannot be bought, and AssistAnt never sells your contact information.
More in Swansea
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- Dryer vent cleaning in Swansea, IL9 businesses
- Plumbers in Swansea, IL127 businesses
- Electricians in Swansea, IL101 businesses
- Roofers in Swansea, IL204 businesses
- Landscaping & lawn care in Swansea, IL282 businesses
- Cleaning services in Swansea, IL189 businesses
- Pest control in Swansea, IL65 businesses
- Locksmiths in Swansea, IL71 businesses
- Painters in Swansea, IL67 businesses
- Garage door repair in Swansea, IL69 businesses
- Water, fire & mold restoration in Swansea, IL51 businesses
- Fence contractors in Swansea, IL20 businesses
- Home security systems in Swansea, IL23 businesses
- Auto repair in Swansea, IL695 businesses
- Collision repair & auto glass in Swansea, IL181 businesses
- Welding & fabrication in Swansea, IL111 businesses
- Trucking in Swansea, IL75 businesses
Nearby towns
- Belleville, IL 1 mi
- O Fallon, IL 5 mi
- Caseyville, IL 7 mi
- Millstadt, IL 8 mi
- Lebanon, IL 9 mi
- Collinsville, IL 10 mi
- Cahokia, IL 11 mi
- Maryville, IL 13 mi
- Madison, IL 14 mi
- Columbia, IL 14 mi