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Norwalk, CT

HVAC Contractors in Norwalk, CT

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

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22 HVAC contractors serving Norwalk

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 Norwalk

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

  1. JLP Heating & Cooling

    5.021 Google reviewsVerified

  2. American Air-Tech

    5.015 Google reviews

  3. The Heating & Cooling Company

    5.013 Google reviewsVerified

  4. Astacio Heating Cooling Plumbing & Electrical

    4.81,901 Google reviewsVerified

  5. Hellas Air Temp Inc

    4.8532 Google reviewsVerified

  6. Brothers Fix It

    4.727 Google reviewsVerified

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

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Compare quotes in Norwalk

22 HVAC contractors serve Norwalk, CT. 10 are rated 4.5 or higher on Google and 5 have a perfect 5.0. 15 have a website. Most common services: Air conditioning, Boiler service, Furnace service, Heating systems, Heat pumps, HVAC maintenance….

Verified on Google
9
Average rating
4.5 / 5
Google reviews
2,763

How Google categorizes hvac contractors in Norwalk

Primary and secondary categories from each business’s Google Business Profile. Tap one to filter the list.

Services hvac contractors in Norwalk list on Google

Service names as each business entered them on its Google Business Profile, with how many businesses list each one.

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Page One Partner Research

How HVAC contractors in Norwalk compare

HVAC ContractorsNorwalkCTU.S.
Average Google rating (10+ reviews)4.64.564.69
Median Google reviews172125
Reviews for the top quarter24+74+108+
Have a website68.2%64.9%60.6%

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

From Page One Partner Research

  • In Norwalk, half of the HVAC contractors we list with reviews have 17 or fewer Google reviews, and 24+ puts one in the local top quarter; the average rating is 4.6 (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?
  • Connecticut businesses in our directory average 4.53 stars on Google, ranking 20 of the 50 states we measured; 28.9% list no website. Ratings in every state

Quick answers

Who serves Norwalk?

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

Which HVAC contractors serve Norwalk, CT?

22 HVAC contractors serve Norwalk, CT. Highest rated (10+ reviews): JLP Heating & Cooling (Verified, rated 5.0 on Google from 21 reviews), American Air-Tech (rated 5.0 on Google from 15 reviews) and The Heating & Cooling Company (Verified, rated 5.0 on Google from 13 reviews), plus 19 more.

How many HVAC contractors serve Norwalk, CT, and how are they rated?

22 HVAC contractors serve Norwalk, Connecticut. 10 are rated 4.5 or higher on Google and 5 have a perfect 5.0. 15 have a website. Most common services: Air conditioning, Boiler service, Furnace service, Heating systems, Heat pumps, HVAC maintenance…. ZIP codes covered: 06851, 06850, 06855, 06852, 06853, 06854, 06856.

Which HVAC contractors in Norwalk, CT have the most Google reviews?

Astacio Heating Cooling Plumbing & Electrical (1,901 reviews, rated 4.8), Hellas Air Temp Inc (532 reviews, rated 4.8) and Climate Care LLC (169 reviews, rated 4.6). Review counts are read from each business's Google Business Profile.

What kinds of HVAC contractors are in Norwalk, CT?

Google lists them under Air conditioning contractor (1), Air conditioning repair service (1), Furnace repair service (1), Heating contractor (1), HVAC contractor (1) and Mechanical contractor (1). A business can carry more than one category, so the counts overlap.

HVAC Contractors near Norwalk

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FAQ

Questions about Norwalk 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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