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San Marcos, CA

HVAC Contractors in San Marcos, CA

25 HVAC contractors in San Marcos, California, with Google ratings, hours and websites where the business has them.

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25 HVAC contractors serving San Marcos

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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25 of 25 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 San Marcos

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

  1. Five Star Svc Co

    5.0336 Google reviewsVerified

    Air conditioning repair · Heating repair · HVAC installation

  2. Oasis Plumbing Heating & Air Conditioning

    5.0193 Google reviewsVerified

  3. Smart Decisions SDS Inc

    5.010 Google reviewsVerified

  4. J A Fergus Heating & Air Conditioning

    5.06 Google reviewsVerified

  5. Action Air Conditioning & Heating

    4.93,817 Google reviewsVerified

  6. We Care Plumbing Heating and Air

    4.81,121 Google reviewsVerified

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

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Compare quotes in San Marcos

25 HVAC contractors serve San Marcos, CA. 8 are rated 4.5 or higher on Google and 5 have a perfect 5.0. 13 have a website. Most common services: Air conditioning repair, Air quality services, Heating repair, HVAC installation, HVAC maintenance.

Verified on Google
7
Average rating
4.8 / 5
Google reviews
5,603

Services hvac contractors in San Marcos list on Google

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

Page One Partner Research

How HVAC contractors in San Marcos compare

HVAC ContractorsSan MarcosCAU.S.
Average Google rating (10+ reviews)4.84.744.69
Median Google reviews981725
Reviews for the top quarter336+65+108+
Have a website50%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 San Marcos, half of the HVAC contractors we list with reviews have 98 or fewer Google reviews, and 336+ puts one in the local top quarter; the average rating is 4.8 (24 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 San Marcos?

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

Which HVAC contractors serve San Marcos, CA?

25 HVAC contractors serve San Marcos, CA. Highest rated (10+ reviews): Five Star Svc Co (Verified, rated 5.0 on Google from 336 reviews), Oasis Plumbing Heating & Air Conditioning (Verified, rated 5.0 on Google from 193 reviews) and Smart Decisions SDS Inc (Verified, rated 5.0 on Google from 10 reviews), plus 22 more.

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

25 HVAC contractors serve San Marcos, California. 8 are rated 4.5 or higher on Google and 5 have a perfect 5.0. 13 have a website. Most common services: Air conditioning repair, Air quality services, Heating repair, HVAC installation, HVAC maintenance. ZIP codes covered: 92069, 92078, 92076, 92079.

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

Action Air Conditioning & Heating (3,817 reviews, rated 4.9), We Care Plumbing Heating and Air (1,121 reviews, rated 4.8) and Five Star Svc Co (336 reviews, rated 5.0). Review counts are read from each business's Google Business Profile.

FAQ

Questions about San Marcos 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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