HVAC (heating & air conditioning) in Guilford, CT

There are 161 HVAC companies within 25 miles of Guilford, CT in the AssistAnt directory as of October 17, 2026, 3 of them based in Guilford 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 Guilford

• R & B Air Conditioning & Heating Guilford, CT · 0.4 mi Not verified yet (203) 453-6831
• Total Comfort Control A Division Of East River Energy Guilford, CT · 1.0 mi Not verified yet (203) 484-9698
• BDM Mechanical Guilford, CT · 1.1 mi Not verified yet (203) 533-5674
• Corporal Heating North Branford, CT · 4.7 mi Not verified yet (203) 488-8547
• Schuster Brothers Plumbing & Heating & Well Service Killingworth, CT · 6.4 mi Not verified yet (860) 663-3044
• Hurricane Energy Heating and Cooling North Branford, CT · 6.6 mi Not verified yet (203) 208-4768
• RLD Heating & Cooling Killingworth, CT · 6.9 mi Not verified yet (860) 663-3181
• CA trudeau plumbing and heating Branford, CT · 7.3 mi Not verified yet (203) 627-9422
• AirTech Heating and Cooling Branford, CT · 7.8 mi Not verified yet (203) 488-1976
• Air, Inc. Branford, CT · 8.4 mi Not verified yet (203) 315-0323
• Home Comfort Heating & Cooling East Haven, CT · 9.4 mi Not verified yet (203) 290-1005
• Unique Heating & Cooling East Haven, CT · 9.5 mi Not verified yet (203) 467-9710
• PurpleFuels Branford, CT · 9.5 mi Not verified yet (203) 208-4917
• Bullseye Refrigeration & A/C East Haven, CT · 9.6 mi Not verified yet (203) 469-4444
• Total Plumbing & Heating East Haven, CT · 10.1 mi Not verified yet (203) 481-8111
• Westbrook Oil Westbrook, CT · 10.2 mi Not verified yet (860) 664-5116
• Comfort Zone Heating & Air Conditioning East Haven, CT · 10.3 mi Not verified yet (203) 627-7377
• All Temperature Heating & Cooling North Haven, CT · 10.6 mi Not verified yet (203) 671-0658
• Viglione Heating & Cooling East Haven, CT · 10.7 mi Not verified yet (203) 429-4013
• Around the Clock Heating and Cooling, Inc North Haven, CT · 10.8 mi Not verified yet (203) 239-2226
• F Perrelli & Sons Fuel Inc East Haven, CT · 11.0 mi Not verified yet (203) 469-1364
• Alpine Heating & Cooling New Haven, CT · 11.2 mi Not verified yet (203) 467-1406
• Krall Oil Company-Alpine Heating & Cooling New Haven, CT · 11.3 mi Not verified yet (203) 466-4146
• Elm Pro. Heating & Cooling L.L.C. New Haven, CT · 11.3 mi Not verified yet (203) 214-5373
• Blue Flame Oil New Haven, CT · 11.5 mi Not verified yet (203) 468-2176
• Pennywise Oil Company Westbrook, CT · 11.7 mi Not verified yet
• Wilcox Energy Westbrook, CT · 11.7 mi Not verified yet (860) 399-6218
• Carlin Combustion Technology North Haven, CT · 11.8 mi Not verified yet (203) 680-9401
• M&G Plumbing And Heating Inc Haven, CT · 11.8 mi Not verified yet (203) 624-0264
• Next Step Living New Haven, CT · 11.9 mi Not verified yet (866) 867-8729

Showing the 30 listed first. Search by ZIP code to see more.

Questions

How many HVAC companies are near Guilford, CT?

161 within 25 miles, 3 in Guilford, as of October 17, 2026.

Which HVAC companies near Guilford, 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 Guilford

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• Electricians in Guilford, CT169 businesses
• Roofers in Guilford, CT157 businesses
• Landscaping & lawn care in Guilford, CT374 businesses
• Cleaning services in Guilford, CT191 businesses
• Locksmiths in Guilford, CT35 businesses
• Painters in Guilford, CT75 businesses
• Water, fire & mold restoration in Guilford, CT54 businesses
• Concrete, masonry & paving in Guilford, CT125 businesses
• Septic services in Guilford, CT27 businesses
• Home inspectors in Guilford, CT35 businesses
• Remodeling contractors in Guilford, CT99 businesses
• Solar installers in Guilford, CT10 businesses
• Auto repair in Guilford, CT535 businesses
• Collision repair & auto glass in Guilford, CT133 businesses
• Motorcycle, marine & small engine repair in Guilford, CT38 businesses
• Welding & fabrication in Guilford, CT118 businesses
• Machine shops & CNC in Guilford, CT123 businesses
• Computer & phone repair / IT in Guilford, CT131 businesses
• Excavation & heavy equipment in Guilford, CT32 businesses

Nearby towns

• North Branford, CT 6 mi
• Branford, CT 6 mi
• Killingworth, CT 7 mi
• East Haven, CT 10 mi
• Westbrook, CT 11 mi
• New Haven, CT 12 mi
• Haven, CT 12 mi
• North Haven, CT 12 mi
• Higganum, CT 13 mi
• Hamden, CT 14 mi

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