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Which HVAC Contractor Should You Choose in New Hampshire?

Review 30 HVAC contractors across New Hampshire, including Dover, Concord and Derry, and find out what each company offers. Consider customer feedback and business details, then shortlist providers who handle the type of heating or cooling work you need.
Barrington (1)
Belmont (1)
Bristol (1)
Brookline (1)
Candia (1)
Concord (2)
Deerfield (1)
Derry (2)
Dover (3)
Epping (1)
Exeter (1)
Goffstown (1)
Hampstead (1)
Laconia (2)
Lyme (1)
Manchester (2)
Marlborough (1)
Nashua (2)
Portsmouth (2)
Raymond (1)
Rochester (1)
Salem (1)
7 reviews
HeatPro
Emergency
7 reviews
24-hour emergency HVAC services available
Trusted HVAC contractor and fuel provider serving Southern New Hampshire. 24/7 emergency services, Mitsubishi Diamond-certified technicians, and reliable heating oil/propane delivery.
HVAC Maintenance Heating Oil Delivery Propane Delivery
(603) 923-3103 Call Profile
7 reviews
HVAC Integration
19 Years
Emergency
7 reviews
30+ years of HVAC installation and repair expertise
Trusted HVAC contractor serving Goffstown, NH with heating, cooling, and air purification solutions since 2007. 30+ years of experience, 24/7 emergency service, and energy-saving expertise.
HVAC Installation Boiler Services Air Purification
(603) 497-3870 Call Profile
Cal's Air Conditioning & Heating
32 Years
Emergency
Open 24/7
4 reviews
Cal's Air Conditioning & Heating
32 Years
Emergency
Open 24/7
4 reviews
We have over 30 years of experience in HVAC services.
Trusted HVAC repair, installation, and 24/7 emergency services in Southern New Hampshire. Cal's Air Conditioning & Heating offers expert solutions for AC, furnaces, and heat pumps since 1994.
AC Repair Furnace Repair Heat Pump Installation
(603) 434-4340 Call Profile
Hometown Oil
21 Years
Emergency
4 reviews
Hometown Oil
21 Years
Emergency
4 reviews
20+ years of experience serving New Hampshire and Maine communities
Hometown Oil provides dependable residential and commercial oil delivery services in Portsmouth, NH, with 24/7 emergency support, flexible payment plans, and HVAC maintenance partnerships.
Residential Delivery Commercial Delivery Diesel Delivery
(603) 501-4555 Call Profile
2 reviews
Centorr Vacuum Industries
50+ Years
2 reviews
We offer 70+ years of combined furnace-building experience across our engineering teams
World leader in custom high-temperature vacuum furnaces since 1954. Specializing in industrial and R&D thermal processing systems for metals, ceramics, and composites.
Production Vacuum Furnaces Lab & R&D Furnaces Custom Kit Furnaces
(603) 595-7233 Call Profile
3 reviews
Logan Heating & AC
Emergency
3 reviews
We offer 30+ years of combined HVAC expertise serving New England.
Family-owned HVAC company with over 30 years of experience providing heating, cooling, and indoor air quality solutions for residential and commercial clients in New Hampshire and Massachusetts.
Heating Installation Air Conditioning Repairs Indoor Air Quality
(603) 463-8900 Call Profile
1 review
Mellen Company
50+ Years
1 review
50+ years of specialized furnace engineering experience
Discover precision-engineered high-temperature furnaces from Mellen Company. Made in the USA since 1966, our reliable heating systems serve research and industrial applications with guaranteed performance.
Box Furnaces Tube Furnaces Split Furnaces
(603) 228-2929 Call Profile
5 reviews
Gill's Automotive
50+ Years
5 reviews
Family-owned and operated since 1958.
Family-owned auto repair in Manchester, NH since 1958. Specializing in radiator, AC, and general automotive services. Certified technicians and AC Delco parts. Serving Southern New Hampshire with reliability.
Radiator Repair A/C Service General Auto Repair
(603) 623-7193 Call Profile
Not rated yet
Pike's HVAC
Not rated yet
We are a veteran-owned business with localized expertise in New Hampshire's climate challenges
Trusted HVAC installation and maintenance services in Alexandria, NH. Pike's HVAC offers furnace, boiler, and heat pump solutions with 24/7 emergency support and energy-saving expertise.
HVAC Maintenance Boiler Installation Ductwork Services
(603) 507-6486 Call Profile
Not rated yet
Coastal Mechanical
Emergency
Not rated yet
Family-owned business with decades of local service experience
Trusted HVAC contractor serving Epping, NH and surrounding areas. Offering 24/7 emergency service, system installations, maintenance, and repairs for residential and commercial properties.
AC Repair Heating Installation Heat Pump Maintenance
(603) 693-7195 Call Profile