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Walnut, CA

HVAC Contractors in Walnut, CA

22 HVAC contractors in Walnut, California, with Google ratings, hours and websites where the business has them.

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22 HVAC contractors serving Walnut

Recommended businesses first, then businesses that have claimed their profile, then Verified ones, then by Google rating and review count. Use Sort to see highest rated first.

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22 of 22 shown. Recommended businesses first, then businesses that have claimed their profile, then Verified ones, then by Google rating and review count. Use Sort to see highest rated first.

Top rated

Highest-rated hvac contractors in Walnut

Ranked by Google rating, then review count. Only businesses rated 4.5 or higher with 5+ Google reviews qualify.

  1. KG AIR Inc.

    5.071 Google reviewsVerified

  2. HMK Air Conditioning

    5.042 Google reviewsVerified

  3. I GO Heating & Air Conditioning

    5.018 Google reviewsVerified

  4. Alliance Industrial R Services

    5.015 Google reviewsVerified

  5. Air Temperature Control

    5.010 Google reviewsVerified

  6. Air CareSaver

    4.9268 Google reviewsVerified

See every hvac contractors in Walnut sorted by rating · Best of Walnut across every trade

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Compare quotes in Walnut

22 HVAC contractors serve Walnut, CA. 9 are rated 4.5 or higher on Google and 7 have a perfect 5.0. 12 have a website.

Verified on Google
7
Average rating
5.0 / 5
Google reviews
434

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Page One Partner Research

How HVAC contractors in Walnut compare

HVAC ContractorsWalnutCAU.S.
Average Google rating (10+ reviews)4.984.744.69
Median Google reviews151725
Reviews for the top quarter42+65+108+
Have a website54.5%52.9%60.6%

Businesses listed in our directory, not every business in the market. Updated November 2026. HVAC Contractors industry report · What is a good rating for HVAC contractors? · Best cities for HVAC contractors

From Page One Partner Research

  • In Walnut, half of the HVAC contractors we list with reviews have 15 or fewer Google reviews, and 42+ puts one in the local top quarter; the average rating is 4.98 (22 listed in our directory). HVAC Contractors industry report
  • A good Google rating for HVAC contractors: in our directory, the median is 4.8 and at least a quarter hold a perfect 5.0. Half of them have 25 or fewer reviews. What is a good rating for HVAC contractors?
  • California businesses in our directory average 4.52 stars on Google, ranking 22 of the 50 states we measured; 30.9% list no website. Ratings in every state

Quick answers

Who serves Walnut?

Names and Google ratings, straight from each business's profile.

Which HVAC contractors serve Walnut, CA?

22 HVAC contractors serve Walnut, CA. Highest rated (10+ reviews): KG AIR Inc. (Verified, rated 5.0 on Google from 71 reviews), HMK Air Conditioning (Verified, rated 5.0 on Google from 42 reviews) and I GO Heating & Air Conditioning (Verified, rated 5.0 on Google from 18 reviews), plus 19 more.

How many HVAC contractors serve Walnut, CA, and how are they rated?

22 HVAC contractors serve Walnut, California. 9 are rated 4.5 or higher on Google and 7 have a perfect 5.0. 12 have a website. ZIP codes covered: 91789.

Which HVAC contractors in Walnut, CA have the most Google reviews?

Air CareSaver (268 reviews, rated 4.9), KG AIR Inc. (71 reviews, rated 5.0) and HMK Air Conditioning (42 reviews, rated 5.0). Review counts are read from each business's Google Business Profile.

HVAC Contractors near Walnut

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FAQ

Questions about Walnut businesses

How businesses get here and how up to date everything is.

Yes. Page One Partner is a free directory of local service businesses across the United States. It costs nothing to search, and nothing for a business to be listed. Each profile is built from the business's public Google Business Profile, and an owner can claim, update or hide theirs at any time by contacting info@pageoneinsights.com.

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