🐜AssistAnt · Pro directory
There are 253 HVAC companies within 25 miles of Derby, CT in the AssistAnt directory as of October 16, 2026, 4 of them based in Derby 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 Derby
- Giordano's Heating & A/C
Derby, CT · 0.2 mi
Not verified yet
(203) 734-7648
- Brainard's Heating Oil and Propane
Shelton, CT · 0.6 mi
Not verified yet
(203) 343-1011
- Gold Coast Refrigeration Service
Derby, CT · 0.7 mi
Not verified yet
(203) 888-5532
- 1-800-PLUMBER +AIR of Fairfield County
Shelton, CT · 0.9 mi
Not verified yet
(203) 921-1560
- A & S Nathan Heating & Cooling Llc
Ansonia, CT · 0.9 mi
Not verified yet
(203) 735-5332
- Hillcrest Fuel
Ansonia, CT · 1.0 mi
Not verified yet
(203) 735-1847
- Aire Serv of Shelton
Ansonia, CT · 1.0 mi
Not verified yet
(203) 717-9527
- Blizzard Mechanical Llc
Derby, CT · 1.2 mi
Not verified yet
(203) 735-2549
- One Hour Heating & Air Conditioning® Of Shelton
Derby, CT · 1.2 mi
Not verified yet
(203) 442-9307
- Ralph Mann & Sons Inc
Ansonia, CT · 1.2 mi
Not verified yet
(800) 995-6266
- Superior Comfort Heating and Air
Ansonia, CT · 1.5 mi
Not verified yet
(203) 736-6309
- Adamowski Heating and Cooling
Ansonia, CT · 1.9 mi
Not verified yet
(203) 494-7461
- One Hour Heating & Air Conditioning
Shelton, CT · 2.0 mi
Not verified yet
(203) 445-6856
- Pro Tech Heating
Orange, CT · 3.1 mi
Not verified yet
(203) 799-9228
- Elite Heating And Cooling Llc
Seymour, CT · 3.5 mi
Not verified yet
(203) 516-5595
- Shelton Winair
Shelton, CT · 3.7 mi
Not verified yet
(203) 929-6319
- Carefree Heating & Cooling LLC
Seymour, CT · 4.9 mi
Not verified yet
(203) 743-6788
- Walsh Family Contracting Llc
Seymour, CT · 5.0 mi
Not verified yet
(203) 231-3652
- Air Dynamics
Monroe, CT · 5.0 mi
Not verified yet
(203) 579-4444
- Tomax Heating & Cooling
Orange, CT · 5.4 mi
Not verified yet
(203) 752-8430
- J.A. Binkley and sons LLC
Shelton, CT · 5.6 mi
Not verified yet
(203) 275-9464
- Ace Service Co.
New Haven, CT · 5.7 mi
Not verified yet
(203) 387-6800
- Leclaire Heating & Air Conditioning Llc
Seymour, CT · 5.8 mi
Not verified yet
(203) 735-1700
- Comfort Zone Heating & Air Conditioning
West Haven, CT · 6.2 mi
Not verified yet
(203) 285-6065
- CTS Heating and Cooling
West Haven, CT · 6.2 mi
Not verified yet
(203) 389-6099
- Levco Oil & Propane
Trumbull, CT · 6.3 mi
Not verified yet
(203) 533-8249
- Capitol Air
Milford, CT · 6.4 mi
Not verified yet
(203) 650-7480
- Cisco Heating and Cooling Pros
West Haven, CT · 6.4 mi
Not verified yet
(203) 535-6677
- Mtl Heating & Cooling, Llc
West Haven, CT · 6.8 mi
Not verified yet
(203) 619-1267
- Sean's Heating & Cooling, LLC
Milford, CT · 6.8 mi
Not verified yet
(203) 901-1134
Showing the 30 listed first. Search by ZIP code to see more.
Questions
- How many HVAC companies are near Derby, CT?
- 253 within 25 miles, 4 in Derby, as of October 16, 2026.
- Which HVAC companies near Derby, 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.
More in Derby
- Plumbers in Derby, CT192 businesses
- Electricians in Derby, CT258 businesses
- Roofers in Derby, CT262 businesses
- Landscaping & lawn care in Derby, CT582 businesses
- Cleaning services in Derby, CT308 businesses
- Pest control in Derby, CT83 businesses
- Locksmiths in Derby, CT64 businesses
- Painters in Derby, CT164 businesses
- Garage door repair in Derby, CT56 businesses
- Water, fire & mold restoration in Derby, CT70 businesses
- Concrete, masonry & paving in Derby, CT224 businesses
- Chimney sweep & repair in Derby, CT35 businesses
- Junk removal in Derby, CT9 businesses
- Towing in Derby, CT77 businesses
- Auto repair in Derby, CT819 businesses
- Collision repair & auto glass in Derby, CT227 businesses
- Welding & fabrication in Derby, CT183 businesses
- Machine shops & CNC in Derby, CT176 businesses
- Computer & phone repair / IT in Derby, CT228 businesses
- Excavation & heavy equipment in Derby, CT52 businesses
- Trucking in Derby, CT36 businesses
Nearby towns
- Ansonia, CT 1 mi
- Shelton, CT 2 mi
- Orange, CT 3 mi
- Seymour, CT 5 mi
- Milford, CT 7 mi
- Beacon Falls, CT 7 mi
- West Haven, CT 8 mi
- Trumbull, CT 8 mi
- Monroe, CT 9 mi
- Hamden, CT 9 mi