Harry Clark Heating and Air Conditioning
Oakland, CA Furnace Repair · #6 of 5
At a glance
- Google rating
- 4.7★ from 15+ reviews
- Services
- 2 Furnace Repair services
- Service area
- Oakland, CA + 1 nearby
- Phone
- +1-510-444-1960
Overview
Harry Clark states a diagnosis-first approach for heating repairs. The business lists light-commercial HVAC and rooftop services. The company shows a California license number on its site. Reviewers note responsive communication and timely on-site visits.
Furnace repair and heating service across Oakland and the East Bay. Licensed contractor, CA License# 1056105, listed on their homepage. Light-commercial HVAC and heat-pump integration work noted on the site. A reviewer reports a detailed quote delivered the next day after a thorough assessment.
Vouched Score breakdown — 58/100
Oakland, CA Furnace Repair average is 76/100. Ranks #6 of 5 listed Furnace Repair providers in Oakland, CA.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How Harry Clark Heating and Air Conditioning compares to the Oakland average
| Signal | Harry Clark Heating and Air C… | Oakland avg | Delta |
|---|---|---|---|
| Vouched Score | 58/100 | 76/100 | -18 vs avg |
| Google rating | 4.7★ | 4.8★ | -0.1 vs avg |
| Review volume | 15+ | 165+ | -151 vs avg |
What customers say
Cons
- Smaller review history (18 Google reviews)
When to choose them — and when to consider alternatives
- You have a commercial property
- You prefer a provider with hundreds of customer reviews
- You want a BBB-rated firm specifically
Services
- Furnace Repair
- Commercial HVAC
Service area
Oakland, CA home · Repair Oakland, CA home
Guarantees & credentials
- Licensed
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the cons of Harry Clark Heating and Air Conditioning?
When should I choose Harry Clark Heating and Air Conditioning?
When should I consider alternatives to Harry Clark Heating and Air Conditioning?
What is the Vouched Score for Harry Clark Heating and Air Conditioning?
How can I contact Harry Clark Heating and Air Conditioning?
What does furnace repair service typically cost when working with a Oakland, CA provider like Harry Clark Heating and Air Conditioning?
Does Harry Clark Heating and Air Conditioning do Furnace Repair in Oakland, CA?
Does Harry Clark Heating and Air Conditioning do Commercial HVAC in Oakland, CA?
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Harry Clark Heating and Air Conditioning (this company) |
58/100 | 4.7★ (15+) | — | — | — | Gas Valve & Combustion Repair |
| 69/100 | 4.7★ (80+) | 74+ | — | — | — | |
| 75/100 | 4.9★ (115+) | 22+ | — | — | Most Transparent Pricing | |
| 81/100 | 4.9★ (255+) | 16+ | — | — | — |
Listed in
Explore more
Profile last updated July 19, 2026.