❄️ Official Rankings
10 Best HVAC in Bellingham, WA (August 2026)
We compared 10 hvac serving Bellingham and Whatcom County, Washington, and ranked the top providers by verified reviews, ratings, and local reputation — 4,913 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Marr's Heating, AC, Plumbing & Electrical. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 4,913
- Area code
- 360
Marr's Heating, AC, Plumbing & Electrical
⭐ 4.9 · 1950 reviews
1677 Mt Baker Hwy, Bellingham, WA 98226
West Mechanical Heating Cooling Electrical, Plumbing
⭐ 4.9 · 1327 reviews
4443 Aldrich Rd, Bellingham, WA 98226
Clean Air Heating & Cooling
⭐ 4.9 · 856 reviews
3620 Iron Gate Rd #119, Bellingham, WA 98226
CPI Plumbing, Heating & Cooling
⭐ 4.9 · 246 reviews
1200 Harris Ave #203, Bellingham, WA 98225
Feller Heating & Air Conditioning
⭐ 4.8 · 274 reviews
501 Virginia St, Bellingham, WA 98225
Bellingham Auto Air
⭐ 4.8 · 84 reviews
2014 Pacific St, Bellingham, WA 98229
LSM Heating, Plumbing, Electric, Inc.
⭐ 5.0 · 27 reviews
1308 Meador Ave C108, Bellingham, WA 98229
Air Plus Heating & Air Conditioning Bellingham
⭐ 4.9 · 37 reviews
1313 E Maple St Unit 110, Bellingham, WA 98225
Cascadia Energy Solutions LLC
⭐ 5.0 · 19 reviews
4039 Eliza Ave, Bellingham, WA 98226
Heating Green
⭐ 4.7 · 93 reviews
2005 Masonry Way Unit 101, Bellingham, WA 98226
HVAC listed here serve Bellingham, Whatcom County, and nearby ZIP codes including 98225, 98226, 98227, 98228, 98229.