🐜AssistAnt · Pro directory
There are 321 HVAC companies within 25 miles of Norwalk, CT in the AssistAnt directory as of October 17, 2026, 11 of them based in Norwalk 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.
HVAC (heating & air conditioning) near Norwalk
- The Heating & Cooling Company
Norwalk, CT · 0.4 mi
Not verified yet
(203) 855-0858
- Pramer Fuel Inc
Norwalk, CT · 0.9 mi
Not verified yet
(203) 866-9954
- Jlp Heating & Cooling
Norwalk, CT · 0.9 mi
Not verified yet
(203) 524-0297
- Silk Plumbing & Heating Inc
Norwalk, CT · 1.0 mi
Not verified yet
(203) 838-0157
- anthony valenti heating & cooling
Norwalk, CT · 1.1 mi
Not verified yet
(203) 750-8810
- Climate Care, Llc
Norwalk, CT · 1.2 mi
Not verified yet
(203) 354-2020
- Hellas Air Temp Inc
Norwalk, CT · 1.3 mi
Not verified yet
(203) 852-0666
- Astacio Heating
Norwalk, CT · 1.5 mi
Not verified yet
(203) 309-3492
- T&H Mechanical Systems
Norwalk, CT · 2.0 mi
Not verified yet
(203) 644-1098
- Swanson Plumbing & Heating LLC
Norwalk, CT · 2.2 mi
Not verified yet
(203) 515-8207
- Lesko Plumbing & Heating LLC
Norwalk, CT · 2.2 mi
Not verified yet
(203) 847-4176
- First Heating & Cooling Company
Westport, CT · 2.3 mi
Not verified yet
(203) 222-9195
- Accurate Heating and Cooling
Stamford, CT · 5.3 mi
Not verified yet
(203) 902-7556
- CV Longo Heating and Air Conditioning
Stamford, CT · 5.8 mi
Not verified yet
(203) 968-6428
- Brian's Air Conditioning and Heating
Stamford, CT · 5.8 mi
Not verified yet
(203) 968-2665
- Cannondale Heating & Air Conditioning
Wilton, CT · 5.9 mi
Not verified yet
(203) 834-0875
- Comfort Masters
Stamford, CT · 5.9 mi
Not verified yet
(203) 321-8689
- New Canaan Oil Company
Wilton, CT · 5.9 mi
Not verified yet
(203) 529-1643
- Servcon Llc.
Stamford, CT · 6.4 mi
Not verified yet
(203) 975-9106
- Thermocare
Stamford, CT · 6.4 mi
Not verified yet
(203) 595-9321
- Schede Plumbing & Heating
Stamford, CT · 6.4 mi
Not verified yet
(203) 969-2299
- Reliable Oil and Heat Company
Stamford, CT · 6.6 mi
Not verified yet
(203) 324-2141
- Steve's Fuel Oil
Stamford, CT · 6.6 mi
Not verified yet
(203) 866-9163
- Britt-Air LLC
Southport, CT · 6.7 mi
Not verified yet
(203) 254-0500
- ENCON Heating and Air Conditioning
Stamford, CT · 6.8 mi
Not verified yet
(203) 375-5228
- Controlled Temperatures Inc
Stamford, CT · 6.8 mi
Not verified yet
(203) 348-9141
- Atmosphere Cooling & Heating LLC
Stamford, CT · 7.1 mi
Not verified yet
(203) 461-9821
- Sila Heating & Air Conditioning
Stamford, CT · 7.9 mi
Not verified yet
(203) 323-9400
- Adj of Stamford Inc.
Stamford, CT · 8.5 mi
Not verified yet
(203) 889-5408
- Mazur Mechanical LLC
Stamford, CT · 8.6 mi
Not verified yet
(203) 554-4266
Showing the 30 listed first. Search by ZIP code to see more.
Questions
- How many HVAC companies are near Norwalk, CT?
- 321 within 25 miles, 11 in Norwalk, as of October 17, 2026.
- Which HVAC companies near Norwalk, CT 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.
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- Computer & phone repair / IT in Norwalk, CT333 businesses
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- Trucking in Norwalk, CT33 businesses
Nearby towns
- Westport, CT 2 mi
- Wilton, CT 5 mi
- Southport, CT 7 mi
- Stamford, CT 8 mi
- Fairfield, CT 9 mi
- Old Greenwich, CT 10 mi
- Ridgefield, CT 12 mi
- Bridgeport, CT 13 mi
- Trumbull, CT 14 mi
- Greenwich, CT 15 mi