❄️ Official Rankings
10 Best HVAC in Salem, NH (August 2026)
We compared 10 hvac serving Salem and Rockingham County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 2,140 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Janusz Electric. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,140
- Area codes
- 603, 978
Cornerstone Services - Electrical, Plumbing, Heat/Cool, Handyman, Cleaning
⭐ 4.8 · 1338 reviews
44 Cross St, Salem, NH 03079
New Age Heating and Air Conditioning
⭐ 5.0 · 29 reviews
14 Cross St, Salem, NH 03079
Donovan Plumbing & Heating
⭐ 4.8 · 35 reviews
10 Redwood Rd, Salem, NH 03079
HVAC in Salem — FAQs
How do I choose the best HVAC company in Salem, NH?+
Compare local companies on verified reviews, confirm they service your equipment — furnace, heat pump, or central air — and check they're licensed in New Hampshire. Top-rated options serving Salem include PureTemp Heating and Cooling and New Age Heating and Air Conditioning. Ask about emergency availability for a New Hampshire winter.
How much does HVAC service or installation cost in Salem?+
Costs depend on whether you need a repair, a tune-up, or a full system replacement, plus your home's size, so Salem contractors quote after an assessment. For installations especially, get two or three quotes from top-rated local companies to compare.
How often should I service my heating system in New Hampshire?+
Most HVAC professionals recommend an annual furnace or heat-pump tune-up before winter and an air-conditioning check before summer. Regular maintenance keeps the system efficient and helps catch small problems before they become cold-weather failures.
Which HVAC companies are top-rated in Salem, NH?+
By verified reviews, highly rated HVAC providers serving Salem include PureTemp Heating and Cooling, New Age Heating and Air Conditioning, and New Generation HVAC. Salem is in Rockingham County (area code 603).
HVAC listed here serve Salem, Rockingham County, and nearby ZIP codes including 03073, 03079.