Best HVAC Companies in Pleasanton, CA
Tri-Valley heating and cooling contractors, compared
Part of our Bay Area best-of guides, lists for every city and service we cover.
Pleasanton has its own HVAC contractors, and East Bay companies from San Leandro to Concord also work here. These seven companies all name Pleasanton as a place they serve.
At a glance
| # | Company | Based in | Focus | License |
|---|---|---|---|---|
| 1 | Cool Aid Air Conditioning & Refrigeration | Santa Clara | Residential and commercial HVAC, commercial refrigeration | C-20 & C-38 |
| 2 | Art of Comfort | Pleasanton | Residential HVAC, heat pumps, furnaces, maintenance contracts | #977736 |
| 3 | J.E. Moore Air Conditioning | Pleasanton | Residential and commercial AC and heating repair and service | — |
| 4 | Jazz Heating, Air Conditioning and Plumbing | Pleasanton | HVAC and plumbing, heat pumps, ductless | — |
| 5 | Comfy Heating & Air Conditioning | San Leandro | Residential and commercial HVAC, ductless, heat pumps, water heaters | #894110 |
| 6 | Connolly Heating & Air Conditioning | Pacheco | Residential and commercial HVAC, heat pumps, ductless, zoning | — |
| 7 | Perfect Star Heating, Cooling & Electrical | Concord | HVAC, ductless, electrical and solar | — |
License numbers are shown only where the company prints one on its own site. Check any contractor on the CSLB license lookup before you hire.
How we picked
We started from contractors that are based in or near Pleasanton or that name Pleasanton on their own website as a place they work. We then visited each company’s site to confirm what it actually offers and where it works. We left out lead-generation directories, businesses whose sites no longer load, and national chains with no local presence. We do not publish star ratings or review counts here: they change weekly, so read them on Google or Yelp at the time you hire.
The order after #1 reflects how close each company is to Pleasanton and how closely its services match typical Pleasanton homes. It is not a quality score, and no company paid to be included.
#1 — Cool Aid Air Conditioning & Refrigeration
Cool Aid is a family-owned HVAC and refrigeration contractor founded in 1966 and based at 3511 Thomas Rd in Santa Clara. We work on homes and businesses in Pleasanton for repair, replacement and maintenance, and we publish this list. We are not based in Pleasanton. For a routine tune-up, a company closer to home may be able to schedule you sooner, and several of them are listed below.
What stands out
- California C-20 (HVAC) and C-38 (refrigeration) licensed; EPA Universal certified technicians
- 24/7 emergency service for no-heat and no-cooling calls
- Furnaces, central AC, heat pumps and ductless mini-splits, plus commercial HVAC and refrigeration
- Every job backed by a 1-year parts & labor warranty
More about our work in Pleasanton: Pleasanton HVAC & refrigeration services.
#2 — Art of Comfort
Residential HVAC, heat pumps, furnaces, maintenance contracts.
What stands out
#3 — J.E. Moore Air Conditioning
Residential and commercial AC and heating repair and service.
What stands out
#4 — Jazz Heating, Air Conditioning and Plumbing
HVAC and plumbing, heat pumps, ductless.
What stands out
#5 — Comfy Heating & Air Conditioning
Residential and commercial HVAC, ductless, heat pumps, water heaters.
What stands out
#6 — Connolly Heating & Air Conditioning
Residential and commercial HVAC, heat pumps, ductless, zoning.
Based in Pacheco, about 25 miles north, but it names Pleasanton as a service area.
What stands out
#7 — Perfect Star Heating, Cooling & Electrical
HVAC, ductless, electrical and solar.
Based in Concord, about 25 miles north, but it names Pleasanton as a service area.
What stands out
What Pleasanton homeowners should know
- The City of Pleasanton requires permits for residential HVAC and water heater work. Applications are filed online through Accela Citizen Access. (City of Pleasanton)
- Pleasanton is in Ava Community Energy’s service area, with PG&E delivering the power. (Ava Community Energy)
- Tri-Valley summers are noticeably hotter than the bayside cities, so cooling capacity and attic duct condition matter more here than in San Jose or Palo Alto. Ask for a load calculation on any replacement.
- Depending on the work, a permitted HVAC change may need HERS testing, and you can hire an independent rater. (CEC on HERS testing)
How to choose an HVAC company in Pleasanton
- Check the license yourself. Look up the business on the CSLB site and confirm a C-20 classification for heating and cooling work.
- Get the permit in writing. The quote should say who pulls the permit and whether HERS testing is included. A price that leaves both out is not comparable.
- Ask for a load calculation on replacements. Sizing a new system from the old nameplate repeats whatever mistake was made last time.
- Compare the same scope. Equipment model numbers, duct work, electrical upgrades and warranty terms should all be written down.
- Ask about rebates before you sign. Some programs need approval before installation.
For more, see our guide to choosing an HVAC company in the Bay Area.
Frequently asked questions
Do I need a permit to replace a furnace, AC or heat pump in Pleasanton?
Yes. The City of Pleasanton requires permits for residential trade work including HVAC and water heaters. Applications are filed online through Accela Citizen Access, and the Permit Center is at 200 Old Bernal Ave, (925) 931-5630. (City of Pleasanton) Depending on the work, HERS testing may also be required. (CEC)
Are there heat pump rebates in Pleasanton?
Programs change often, and several Bay Area incentives have closed or changed since 2024, so confirm what is open before you budget around one. Pleasanton is in Ava Community Energy’s service area, with PG&E delivering the power. (Ava Community Energy) Check Ava and BayREN for current offers, and see our Bay Area heat pump rebate guide for how the programs fit together.
How do I check an HVAC contractor’s license?
Search the company name or license number on the CSLB license lookup. Residential HVAC work needs a C-20 license. The lookup also shows the bond, workers’ compensation status and any disciplinary actions. If a company only gives you a number, check that the name on the license matches the business you are dealing with.
Does Cool Aid serve Pleasanton?
Yes. We serve Pleasanton from our Santa Clara base for residential and commercial HVAC and refrigeration, including 24/7 emergency calls. See our Pleasanton page or call 1-800-266-5243.
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