Quick answer
There are 50 hvac companies listed in Alameda County, averaging 4.9★ across 14,799 verified reviews. Service Champions (4.9★, 4,817 reviews) currently ranks #1 by review rating, volume, and proximity.
Looking for the best hvac companies in Alameda County? FindInMyZip ranks every hvac in the county by the same transparent formula — review rating (40%), review volume (30%), proximity (20%), and category fit (10%). Here's what the data shows across 9 cities.
Top-rated hvac companies in Alameda County
- Service Champions — 4.9★ across 4,817 reviews.
- Service Champions — 4.8★ across 2,388 reviews.
- Barker Heating & Cooling — 4.8★ across 1,929 reviews.
- AIS Heating & Air Conditioning — 4.9★ across 767 reviews.
- Atlas Heating and Air Conditioning — 4.9★ across 575 reviews.
Rankings update automatically as new reviews come in — see the live, always-current list on the Alameda County directory page.
How many hvac companies serve Alameda County?
FindInMyZip currently tracks 50 hvac companies across Alameda County, holding an average rating of 4.9★ on 14,799 combined reviews. Get HVAC installs, repairs, or tune-ups from local pros.
HVAC Companies by city in Alameda County
- HVAC Companies in Alameda
- HVAC Companies in Berkeley
- HVAC Companies in Dublin
- HVAC Companies in Fremont
- HVAC Companies in Hayward
- HVAC Companies in Livermore
- HVAC Companies in Oakland
- HVAC Companies in Pleasanton
What to look for when hiring a hvac in Alameda County
Prioritize licensing and insurance, a track record of recent reviews (not just a high average), and proximity to your ZIP for faster response. When you're ready, get hvac quotes from any listing.
Top-rated hvac companies in Alameda County
Live ranking — updates automatically as reviews change.
Service Champions
Service Champions is a hvac business serving Pleasanton, CA and the surrounding area.
207 Boeing Ct, Livermore, CA 94551, USA
Service Champions
Service Champions is a hvac business serving Pleasanton, CA and the surrounding area.
7020 Commerce Dr, Pleasanton, CA 94588, USA
Barker Heating & Cooling
Barker Heating & Cooling is a hvac business serving Livermore, CA and the surrounding area.
7066 Las Positas Rd # G, Livermore, CA 94551, USA
AIS Heating & Air Conditioning
AIS Heating & Air Conditioning is a hvac business serving Fremont, CA and the surrounding area.
4432 Enterprise St suite a, Fremont, CA 94538, USA
Atlas Heating and Air Conditioning
Atlas Heating and Air Conditioning is a hvac business serving Oakland, CA and the surrounding area.
1451 32nd St, Oakland, CA 94608, USA
Frequently asked questions
Who are the best-rated hvac companies in Alameda County? +
There are 50 hvac companies listed in Alameda County, averaging 4.9★ across 14,799 verified reviews. Service Champions (4.9★, 4,817 reviews) currently ranks #1 by review rating, volume, and proximity.
How does FindInMyZip rank hvac companies? +
Listings are scored on review rating (40%), review volume (30%), proximity to your ZIP (20%), and category fit (10%). Ratings are Bayesian-smoothed so a few five-star reviews don't outrank an established business unfairly.
How many hvac companies are in Alameda County? +
50 hvac companies are currently listed across Alameda County, averaging 4.9★ on 14,799 reviews.