❄️ Official Rankings
10 Best HVAC in Laconia, NH (August 2026)
We compared 10 hvac serving Laconia and Belknap County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 1,519 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Heritage Home Service. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 1,519
- Area code
- 603
Heritage Home Service
⭐ 4.9 · 1135 reviews
14 Lexington Dr Unit 3, Laconia, NH 03246
Mountain Plumbing of NH
⭐ 5.0 · 51 reviews
484 Province Rd Unit 1, Laconia, NH 03246
Laconia Residential
⭐ 4.9 · 73 reviews
277 Hounsell Ave, Gilford, NH 03249
Home Energy Products
⭐ 4.7 · 106 reviews
170 Daniel Webster Hwy, Belmont, NH 03220
M.A. Smith Electric, LLC
⭐ 5.0 · 17 reviews
507 Union Ave, Laconia, NH 03246
F.W. Webb Company - Gilford
⭐ 4.7 · 66 reviews
302 Hounsell Ave, Gilford, NH 03249
Clean Comfort Systems
⭐ 5.0 · 15 reviews
138 Saltmarsh Pond Rd, Gilford, NH 03249
Laconia Plumbing & Heating LLC
⭐ 4.9 · 15 reviews
18 Olive Place, Laconia, NH 03246
HVAC in Laconia — FAQs
How do I choose the best HVAC company in Laconia, 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 Laconia include First Choice Installations, LLC and Clean Comfort Systems. Ask about emergency availability for a Lakes Region winter.
How much does HVAC service or installation cost in Laconia?+
Costs depend on whether you need a repair, a tune-up, or a full system replacement, plus your home's size, so Laconia 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 Laconia, NH?+
By verified reviews, highly rated HVAC providers serving Laconia include First Choice Installations, LLC, Clean Comfort Systems, and Mountain Plumbing of NH. Laconia is in Belknap County (area code 603).
HVAC listed here serve Laconia, Belknap County, and nearby ZIP codes including 03246, 03247.