❄️ Official Rankings
10 Best HVAC in Somersworth, NH (August 2026)
We compared 10 hvac serving Somersworth and Strafford County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 2,399 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Integrity Comfort Heating And Cooling. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,399
- Area codes
- 603, 207
Integrity Comfort Heating And Cooling
⭐ 5.0 · 573 reviews
41 Marion Way, South Berwick, ME 03908
Kenco Plumbing & Drains
⭐ 4.9 · 249 reviews
128 Green View Dr unit 14, Rollinsford, NH 03869
Service Experts Somersworth
⭐ 4.7 · 1097 reviews
30 Centre Rd #4, Somersworth, NH 03878
Martel Plumbing, Heating & Air Conditioning Inc
⭐ 4.7 · 56 reviews
59 Old Rochester Rd, Dover, NH 03820
HVAC in Somersworth — FAQs
How do I choose the best HVAC company in Somersworth, 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 Somersworth include Zac's Dependable HVAC and Maguire Brothers Plumbing and Heating - AC, LLC. Ask about emergency availability for a New Hampshire winter.
How much does HVAC service or installation cost in Somersworth?+
Costs depend on whether you need a repair, a tune-up, or a full system replacement, plus your home's size, so Somersworth 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 Somersworth, NH?+
By verified reviews, highly rated HVAC providers serving Somersworth include Zac's Dependable HVAC, Maguire Brothers Plumbing and Heating - AC, LLC, Duct Dusters HVAC LLC, and CircumVent LLC. Somersworth is in Strafford County (area code 603).
HVAC listed here serve Somersworth, Strafford County, and nearby ZIP codes including 03878.