HVAC Companies near San Marcos, CA
20 local HVAC companies — 7 based in San Marcos, 13 in nearby San Diego County cities, 17,446 public Google reviews between them; 12 list 24-hour hours — no chains, no lead brokers.
HVAC Companies serving San Marcos
20 of 20 listings shown 20 listings on this page. The count after your filters is at the foot of the list.
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Oasis Plumbing, Heating & Air Conditioning
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- Escondido, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; CSLB address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Mini Split Express
Record details
- Google category
- Contractor
- Guide trade
- HVAC
- Appeared in city searches
- San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Action Air Conditioning & Heating
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- Carlsbad, Escondido, Oceanside, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Anderson Plumbing, Heating & Air
Record details
- Google category
- Plumber
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- Carlsbad, Oceanside, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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We Care Plumbing Heating and Air
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Home Run Heating and Air
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Acuna's Polar Aire
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in San Marcos.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Max Air HVAC
Record details
- Google category
- Air conditioning contractor
- Guide trade
- HVAC
- Appeared in city searches
- Encinitas, Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Sherlock Plumbing, Heating & Air
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- Carlsbad, Encinitas, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Carlsbad.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Thompson Plumbing Heating and Air Conditioning
Record details
- Google category
- Air conditioning repair service
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- Carlsbad, Oceanside, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Oceanside.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
Good to know: Name also used by another listing; confirm who answers. Website also used by another listing.
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Viking Heating & Air - AC Repair, Service & Installation of San Diego
Record details
- Google category
- Air conditioning repair service
- Guide trade
- HVAC
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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My Guy Heating, Air & Plumbing
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
Good to know: Website also used by another listing.
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Excel Air Conditioning, Heating & Plumbing
Record details
- Google category
- Air conditioning contractor
- Guide trade
- HVAC
- Appeared in city searches
- Encinitas, Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Aelott AC. Heating. Plumbing
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Coastal Comfort San Diego
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- Carlsbad, San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Carlsbad.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Bouchey's Air Conditioning
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Mauzy Cooling, Heating, Plumbing, and Electrical
Record details
- Google category
- Air conditioning repair service
- Guide trade
- Electrical, HVAC, Plumbing
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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PR Wave Mechanical
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Vista.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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1800 Anytyme Plumbing, Heating & Air
Record details
- Google category
- Plumber
- Guide trade
- HVAC, Plumbing
- Appeared in city searches
- San Marcos, Vista
- Ownership
- Not established by these sources
- Emergency service
- Google lists 24-hour hours; emergency response is not established
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Vista.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
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Alanis Air
Record details
- Google category
- HVAC contractor
- Guide trade
- HVAC
- Appeared in city searches
- Escondido, San Marcos
- Ownership
- Not established by these sources
- Emergency service
- Not established by these sources
Why includedShows up in public Google HVAC results for San Marcos. Meets the 4.5-star and 15-review floor. Has a dated address record in Escondido.
EvidenceGoogle local-search result; Google Business Profile address of record. Captured July 25, 2026.
What remains unknownThis guide does not prove: who owns it, emergency help, license, insurance, prices, if they can start now, or work quality. Check each one yourself.
No listing here matches every filter
No pro here fits all your filters at once. Try a lower review count first. Or clear the filters and see the full list.
Showing 20 of 20 listings.
Public Google ratings and reviews, captured on July 25, 2026.
Public Google data captured July 25, 2026. Coastal SD Pros does not independently verify licensing, insurance, pricing, availability or workmanship. How listings work · Claim or correct a listing.
Map thumbnails: map data © OpenStreetMap contributors
Direct answer
20 businesses to compare
HVAC Companies in San Marcos: 20 businesses are listed. Each one shows up in public Google HVAC results for San Marcos. Each cleared the same bar when we pulled San Marcos HVAC data July 25, 2026: a 4.5-star score or better, 15 or more reviews, and a San Diego County address we can publish. 7 are based in San Marcos itself, 13 in nearby San Diego County cities, and together they hold 17,446 public Google reviews. 12 of these San Marcos HVAC companies list 24-hour hours on Google. This is a comparison starting point, not a universal winner.
How this list works
- Use this page
- Look at the same facts for each pro. Click the Google link and check them. Then ask 3 pros for quotes in writing.
- Evidence and limits
- All facts come from Google records we captured July 25, 2026. Ratings, hours and details can change after that date.
- Editorial firewall
- The organic list and order receive no payment or RSP-client input. Any paid placement sits outside the list and is labelled Advertising.
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