Top 3 HVAC Contractors in New Haven

Compare the highest-rated hvac professionals in New Haven, Connecticut. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Mariano's HVAC Services

4.8
(142 reviews)
Verified

Family-owned and operated HVAC specialist serving New Haven for over 35 years. Expert in installing high-efficiency Carrier and Trane systems specifically calibrated for Connecticut's humid summers and cold winters. Offers comprehensive maintenance plans to optimize system performance and longevity.

845 Orange Street, New Haven, CT 06511

Specialties & Features

24/7 Emergency Service
High-Efficiency System Installation
Geothermal Systems
NATE-Certified Technicians

Business Information

Years in Business:35 years
Licensed:Yes
Insured:Yes
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#2

Climate Control Pros

4.7
(118 reviews)
Verified

Full-service HVAC contractor specializing in energy-efficient solutions for both historic homes and modern buildings throughout New Haven. Strong expertise in ductwork design and sealing to address common inefficiencies in older New England homes. EPA-certified for refrigerant handling and Energy Star partner.

1221 Chapel Street, New Haven, CT 06511

Specialties & Features

Ductwork Design & Sealing
Energy Efficiency Audits
Historic Home HVAC
Heat Pump Installation

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
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#3

New Haven Heating & Cooling

4.5
(96 reviews)
Verified

Reliable local HVAC provider known for rapid response times and emergency services. Specializes in furnace repair and replacement crucial for Connecticut winters, along with AC tune-ups before the humid summer months. Offers flexible financing options for system replacements.

500 Forbes Avenue, New Haven, CT 06512

Specialties & Features

Emergency Furnace Repair
AC Maintenance Plans
24/7 Service
Boiler Systems

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in New Haven

New Haven's HVAC market services a mix of historic Yale University buildings, residential homes, and commercial properties. The humid continental climate creates strong seasonal demand for both cooling (May-Sept) and heating (Oct-Apr) services. Many older homes require specialized ductwork solutions and energy efficiency upgrades. The market trends toward high-efficiency systems due to Connecticut's energy costs, with increasing interest in heat pump technology for year-round climate control.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with New Haven regulations and climate