Top 3 HVAC Contractors in Sullivan

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

#1

Sullivan Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency heating and cooling systems for Sullivan's harsh winters and humid summers. They are a Carrier Factory Authorized Dealer and offer comprehensive energy audits and geothermal system installations.

421 Main Street, Sullivan, NH 03445

Specialties & Features

24/7 Emergency Service
Geothermal Systems
Energy Efficiency Upgrades
Boiler Installation

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
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#2

Monadnock Heating & Cooling

4.6
(94 reviews)
Verified

Serving the Sullivan area for over two decades, this provider is known for its expertise in heat pump systems, ideal for NH's variable climate. They are a Lennox Premier Dealer and specialize in both residential and light commercial HVAC solutions, including complex ductwork design and indoor air quality systems.

88 Old Route 9, Sullivan, NH 03445

Specialties & Features

Heat Pump Specialists
Ductwork Design & Sealing
Indoor Air Quality
Commercial HVAC

Business Information

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

TrueTemp HVAC Services

4.5
(68 reviews)
Verified

A reliable, family-owned operation focused on prompt repair and maintenance plans to keep systems running efficiently year-round. They excel in furnace and boiler service, which is critical for Sullivan winters, and offer affordable financing options for system replacements.

512 Pierce Road, Sullivan, NH 03445

Specialties & Features

Furnace & Boiler Repair
Priority Maintenance Plans
Oil-to-Gas Conversion
24/7 Emergency Repair

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in Sullivan

The HVAC market in Sullivan, NH, is heavily influenced by its humid continental climate, characterized by cold, snowy winters and warm, humid summers. This creates a high year-round demand for reliable heating (especially furnaces and boilers) and efficient cooling solutions. Homeowners prioritize energy efficiency due to high heating costs, leading to a strong market for heat pumps, system upgrades, and weatherization services. The market consists of a mix of long-standing local providers and larger regional companies serving the broader Monadnock Region.

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 Sullivan regulations and climate