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HVAC services in Houston, TX

From a broken AC in August to a heat pump struggling through a freeze, these local companies cover heating and cooling in Houston. Each one lists its services and Texas license number on its own website.

Last updated September 2026

Quick answer

AirScouter lists 3 local HVAC companies in Houston, TX, each checked against its own website (September 2026). Together they cover AC repair, AC installation, heating, maintenance, indoor air quality, 24/7 emergency service and commercial HVAC. Pick the service you need below, or call one of the licensed HVAC companies listed.

HVAC companies in Houston

Aaron Childress Air Conditioning & Heating Company

Texas license: TACLA64276E (as listed on the company's website)

  • AC repair
  • AC installation
  • Heating
  • Maintenance
  • Indoor air quality
  • 24/7 emergency

The Lee Thompson Co.

Texas license: TACLA2337C (as listed on the company's website)

  • AC repair
  • AC installation
  • Heating
  • Maintenance
  • Indoor air quality
  • 24/7 emergency
  • Commercial

P & M Air Conditioning and Heating

Texas license: TACLA27684, TACLA8987 (as listed on the company's website)

  • AC repair
  • AC installation
  • Heating
  • Maintenance
  • Indoor air quality
  • 24/7 emergency

Listed from each company's own website, where we checked name, phone, services and license number (September 2026). Listed in no particular order; this is not a ranking. Confirm details and ask for a written estimate before hiring.

Choose a service in Houston

What to know about HVAC in Houston

Houston's cooling season runs most of the year, and in this humidity your AC is pulling moisture out of the air as well as heat, so a struggling system often shows up first as a sticky, damp-feeling house. Many Houston homes have the air handler in the attic, where summer heat is hard on parts and a clogged drain line can leak into the ceiling below. Companies get busiest in the first big heat wave of the year and after storms, so call early in the day.

  • Change your air filter often; in summer, check it monthly.
  • Schedule an AC tune-up in spring, before the first heat wave, when companies are busiest.
  • Keep a couple of feet clear around the outdoor unit so it can release heat.
  • Refrigerant work must be done by an EPA 608 certified technician.

HVAC questions from Houston homeowners

Which HVAC services can I find in Houston on AirScouter?

Each service below has its own page with the Houston companies that list it: AC repair, 24/7 emergency AC repair, AC installation, Heating repair, HVAC maintenance and Indoor air quality.

How does AirScouter choose these companies?

Each company is listed from its own website, where we checked its name, phone number, services and license number (September 2026). The list is not a paid ranking. Sponsored listings, if any, will always be labeled.

How do I compare HVAC companies in Houston?

Call two or three companies, describe the problem, and ask about their next available time and a written estimate. Each listing shows the company's Texas license number, so you can see who is licensed before you call.

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