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Quick answer #1 is Air Conditioning of Arizona (5.0★, 802 reviews)
The best-rated HVAC contractors in Scottsdale, AZ are Air Conditioning of Arizona (5.0★, 802 reviews), Compass Air Conditioning & Furnace Repair (5.0★, 401 reviews) and Larson Air Conditioning (4.9★, 1,956 reviews).
- 5.0★average rating
- 5,183Google reviews
- 6open 24/7
- 10hvac specialists
Checked · How we rank
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About this list
We compared HVAC contractors across Scottsdale by star rating and review volume. These 10 average 5.0 stars across 5,183 Google reviews, and 6 of them are open 24 hours. 9 of them are open on weekends.
Compare all 10 side by side
| # | Business | Rating | Reviews | 24/7 |
|---|---|---|---|---|
| 1 | Air Conditioning of Arizona | 5.0 | 802 | No |
| 2 | Compass Air Conditioning & Furnace Repair | 5.0 | 401 | Yes |
| 3 | Larson Air Conditioning | 4.9 | 1,956 | No |
| 4 | Cornerstone Heating and Cooling LLC | 5.0 | 256 | No |
| 5 | All Season Plumbing And Air | 5.0 | 253 | Yes |
| 6 | Champion Air | 4.9 | 731 | Yes |
| 7 | Alaskan Air Conditioning & Heating | 4.9 | 421 | Yes |
| 8 | Action Air Conditioning | 5.0 | 107 | Yes |
| 9 | Cooling Specialists | 4.9 | 159 | Yes |
| 10 | DeModica Air Conditioning | 5.0 | 97 | No |
Before you hire an HVAC contractor
5 quick checks before you call.
- Check the license.
In Arizona, look them up with the Arizona Registrar of Contractors (ROC).
- Ask for proof of insurance.
Liability insurance covers damage to your home if something goes wrong.
- Get 2 or 3 written quotes.
Compare what each one includes, not just the price.
- Don't pay everything upfront.
A deposit is normal. Pay the rest when the work is done.
- Read the newest reviews.
Recent reviews say more about the business today than old ones.
Questions people ask
Who is the best-rated HVAC contractor in Scottsdale?
Air Conditioning of Arizona ranks #1 with 5.0 stars from 802 reviews.
Which HVAC contractors in Scottsdale are open 24 hours?
Compass Air Conditioning & Furnace Repair, All Season Plumbing And Air, Champion Air, Alaskan Air Conditioning & Heating, Action Air Conditioning and Cooling Specialists are open 24 hours, 7 days a week.
Which HVAC contractor in Scottsdale has the most reviews?
Larson Air Conditioning has the most, with 1,956 Google reviews and a 4.9 rating.
How do I check if an HVAC contractor in Scottsdale is licensed?
Look them up with the Arizona Registrar of Contractors (ROC) at https://roc.az.gov/. Also ask for proof of insurance before work starts.
How is this list ranked?
We rank by Google star rating weighted by review count, so a 4.9 with 400 reviews beats a 5.0 with 8. HVAC specialists get a small edge over companies that also list other trades. Details were last checked Nov 2, 2026.