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Explore HVAC Contractors Serving New Hampshire

Review the services of 28 HVAC contractors in New Hampshire, including Barrington, Dover and Laconia. Whether you need heating or cooling repairs, system installation or ongoing maintenance, look for relevant providers and inquire about availability and pricing.
Auburn (1)
Barrington (2)
Bedford (1)
Brookline (1)
Concord (1)
Deerfield (1)
Dover (2)
Epping (1)
Exeter (1)
Franklin (1)
Hampstead (1)
Henniker (1)
Hooksett (1)
Laconia (2)
Lebanon (1)
Madbury (1)
Manchester (1)
Milford (1)
Nashua (1)
Portsmouth (2)
Rochester (2)
Salem (2)
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HVAC Shop Drawings
28 Years
Not rated yet
25+ years of specialized HVAC drawing experience since 1998
HVAC Shop Drawings delivers precision HVAC, plumbing, and BIM coordination drawings since 1998. Serving Florida with technical expertise in ductwork layout, piping design, and clash detection.
HVAC Shop Drawingss Coordination Drawings Plumbing Shop Drawings
(888) 360-6062 Call Profile
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Mellen Company
50+ Years
Not rated yet
We have over 50 years of experience designing industrial furnaces in the USA
Discover reliable high-temperature furnaces designed and assembled in the USA since 1966. Mellen Company offers precision-engineered solutions for research and manufacturing processes.
Tube Furnaces Box Furnaces Split Furnaces
(603) 228-2929 Call Profile
Not rated yet
Jeff's K-1 Heating Lcc
35 Years
Emergency
Not rated yet
30+ years of heating system expertise since 1991
Trusted heating solutions since 1991. Authorized Toyotomi and Monitor dealer offering installation, maintenance, and 24/7 emergency repair services for oil and kerosene heating systems in Southern New Hampshire.
Heating Installation System Maintenance Emergency Repair
(603) 664-6020 Call Profile
Not rated yet
Absolute Mechanical Systems
28 Years
Emergency
Not rated yet
Family-run business with 25+ years of local HVAC expertise
Trusted HVAC solutions for residential and commercial clients in Southern New Hampshire and Massachusetts since 1998.
HVAC Installation AC Repair Furnace Maintenance
(603) 249-9800 Call Profile
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Quincy Hydronic Technology
Not rated yet
We offer 35 years of specialized HVAC product expertise and nationwide next-day shipping.
Discover QHT's energy-efficient boilers, radiators, and radiant heating systems with nationwide next-day shipping. Trusted HVAC solutions since 1988.
Boilers Radiators Fan Convectors
(603) 334-6555 Call Profile
Not rated yet
Joyce Cooling & Heating
31 Years
Emergency
Not rated yet
30 years of experience serving Nashua and surrounding areas
Trusted HVAC solutions in Nashua, NH for heating, cooling, and water heater services. Expert repairs, installations, and maintenance for residential and commercial properties.
HVAC Repair Heating Installation AC Installation
(855) 339-4424 Call Profile
Not rated yet
Howard's Heating & Cooling
Emergency
Not rated yet
14 years of experience in heating and cooling systems
Trusted HVAC contractor serving Salem, NH since 2009. Specializing in heating, cooling, and water heating systems with 14+ years of experience, 24/7 emergency service, and energy-efficient solutions.
Heating Systems Cooling Systems Air Conditioning
(603) 247-0137 Call Profile
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Defosses Plumbing & Heating
40 Years
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We offer over 35 years of combined plumbing and heating expertise
Defosses Plumbing & Heating in Franklin, NH offers expert plumbing, heating, and water filtration services for residential and commercial clients.
Bathroom Remodeling Gas Piping Radiant Heating
(603) 934-2759 Call Profile
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Joy's HVAC
Emergency
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We offer 7-day emergency HVAC service with rapid response times
Joy's HVAC delivers reliable heating, cooling, and air quality solutions in New Hampshire. Fast 7-day service, free estimates, and energy-efficient systems for homes and businesses. Serving Rochester and surrounding areas.
HVAC Installation Air Conditioning Repair Indoor Air Quality
(603) 755-4900 Call Profile
Not rated yet
Admiral Climate Control
8 Years
Emergency
Not rated yet
We offer 24/7 emergency HVAC services for urgent heating and cooling needs.
Trusted HVAC services in Rochester, NH. Admiral Climate Control offers furnace, boiler, and AC repair, installation, and 24/7 emergency service. EPA-certified with 70+ years combined experience.
Furnace Repair Boiler Installation Air Conditioning Services
(603) 330-3014 Call Profile