A free guide to hiring contractors in North County San DiegoLicense records read Oct 14, 2026 · How we list
CompareFind a pro

Filters, comparison and saved drafts need JavaScript. All listed businesses and their direct contact links remain available. Browse by trade and city.

North County HVAC companies, by city

Pick your community, then call a business directly.

Pick your cityCheck a license
  • 110 of 278 matched to an active CSLB license · read Oct 14
  • 423 city permits pulled by 30 of these businesses
A technician inspecting an outdoor air conditioning unit
Stock photo, not a listed business · Photo: Kathleen Austin Kuhn / Pexels

Where the facts come from · How we use these sources

  • Contractors State License Board
  • City of San Diego
  • City of Carlsbad
  • City of Vista
  • City of San Marcos
  • City of Escondido
  • Google Business Profile

Hiring problems

No license check

A star rating won’t show if a license is active.

No local list

Each community with listings has its own list.

  • Escondido50
  • Oceanside35
  • Carlsbad27

No time

When something breaks, you need a number to call.

Emergency help →Photo: JAFactsDude, CC0

How we help you choose

Every fact is public and dated.

  • License status

    From CSLB, linked to the state record.

  • Bond and workers’ comp

    From the same CSLB record.

  • City permits

    Permits pulled in San Diego, Carlsbad, Vista, San Marcos and Escondido, matched to the business.

  • Direct contact

    Tap Call for the number the business lists on Google.

License coverage
278listed businesses
110 active11 other matched statuses157 not yet matched

CSLB snapshot Oct 14

Common heating and air jobs

Start with the job.

  1. AC repair
    No cooling, weak airflow, warm air.
  2. AC replacement
    Sizing, SEER2, and what a quote should list.
  3. Furnace repair
    No heat, short cycling, pilot and ignition.
  4. Mini-split install
    Rooms with no ducts, garages, ADUs.
  5. Duct work
    Leaks, sealing, replacement.
  6. Heat pump
    Electric heating and cooling in one unit.

Pick your city

278 heating and air businesses across 18 communities.

Oceanside Pier at sunrise, seen from above the beach and palm treesOceanside35 listedRows of red, orange and yellow ranunculus flowers at the Flower Fields in CarlsbadCarlsbad27 listedThe Encinitas arch sign over the Coast Highway beside La Paloma TheatreEncinitas14 listedSand, bluffs and ocean at the north end of Solana BeachSolana Beach6 listedThe lawn and palm trees of Powerhouse Park above the beach in Del MarDel Mar4 listedLooking east down Main Street in downtown VistaVista23 listedHomes and a lake in San Marcos seen from a hillsideSan Marcos23 listedThe Escondido arch sign over Grand Avenue, lined with palm treesEscondido50 listedAvocado and fruit orchards on a hillside farm in Fallbrook, seen from the airFallbrook14 listedFog filling the valley below the mountains at sunrise, with palm trees, a house and fruit trees, seen from BonsallBonsall1 listedA large oak tree beside a dirt trail in Valley CenterValley Center4 listedSpanish-style buildings with red tile roofs on a street in Rancho Santa FeRancho Santa Fe4 listedLake Poway seen from the park lawn, with trees and hills behindPoway27 listedA dirt road with wooden fences crossing the Ramona GrasslandsRamona9 listedLake Hodges passing under Interstate 15 just north of Rancho Bernardo, seen from the airRancho Bernardo11 listedA dirt trail through a green valley in the Carmel Valley neighborhood of San DiegoCarmel Valley5 listedGrassland and hills in Los Peñasquitos Canyon PreserveRancho Peñasquitos16 listedThe stone sign for Patriot Park in 4S Ranch, with a lawn and a hill behind it4S Ranch5 listed
Browse all tradesHow we list

Run a HVAC company business here? Don’t see your business? Add it free. Already listed? Confirm your listing.

Photo credits

Community photos show the place named. Each is used under the license shown.

Answers from the listings

How many HVAC companies are listed in North County?

We list 278 businesses, drawn from public listings observed Sep 30, 2026.

How many HVAC companies are matched to an active CSLB license?

110 of 278 (40%) are matched to an active Contractors State License Board license. If a listing has no match, we haven't tied a license to it yet, so ask the business for its number.

Do HVAC companies carry workers' comp and a bond?

Of the 110 with an active license, 105 carry workers' comp insurance and 0 have certified having no employees (an exemption). 110 have the required contractor bond on file with CSLB.

Which HVAC companies are open 24/7?

By their Google hours, 94 are open 24 hours every day: American Plumbing Heating & Air Conditioning, ItsFixd Plumbing Heating & Air, Leo's Towing - Oceanside and Camp Pendleton A/C Repair and Mechanical HVAC Solutions Inc, and 90 more. Call to confirm before an emergency.

What services do HVAC companies list most?

On their Google Business Profiles (read Oct 2, 2026), the most-listed services are install AC (131), A/C system maintenance (130), A/C system repair (130) and heating system installation (116). A business without a label may still do the work, so ask.

How long have HVAC companies been licensed?

Among the 110 with an active matched license, the median license was first issued in 2015, and 32 have held their license for 20 years or more.

From all 278 listings · CSLB read Oct 14, 2026

Ready to find your pro?

See every business listed near you.

Pick your city
Escondido50 listed
Oceanside35 listed
Carlsbad27 listed