No heat or no cooling right now?
If you smell gas or a carbon monoxide alarm sounds, leave first and call 911 or your gas utility from outside. Otherwise, call a company below that says it takes emergency calls. Quick checks first: AC not cooling · furnace not working.
The list
Austin HVAC companies, A to Z
Filter by what each business says on its own website. “Says 24/7 emergency” means its site says so – call to confirm before you rely on it.
Your HVAC company, Austin
The one City Spotlight place for Austin sits here, above the A to Z list. Requests sent from this page for areas the Spotlight company serves go to it. Offered only to companies that pass our listing rules. How it works
1st Home and Commercial Services
Based in Austin, TX · 630 Ralph Ablanedo Dr, Building 1, Austin, TX 78748
Names on its website: San Marcos
License number shown on its website: TACLA 27833C
Altruistic AC, Heating & Plumbing
Based in Pflugerville, TX · 14408 Citron Cove, Pflugerville, TX 78660
Names on its website: Austin, Bastrop, Bee Cave, Cedar Park, Elgin, Georgetown, Hutto, Lakeway, Leander, Manor and more
License number shown on its website: AC License: TACLB63701E; Plumbing: RMP-14921
Ausco Air Heating & Air Conditioning
Based in Round Rock, TX
Names on its website: Austin, Cedar Park, Georgetown, Leander, Pflugerville, Hutto
License number shown on its website: TACLB00014149E
Austin Refrigeration & Air Conditioning
Based in Austin, TX
Names on its website: Bee Cave, Cedar Park, Georgetown, Leander, Liberty Hill, Pflugerville, Round Rock, Wells Branch, Hutto, Lakeway and more
License number shown on its website: TACLA66699C
Blue Air Heating and Air Conditioning (now Blue Ribbon Cooling and Heating)
Based in Austin, TX · 6901 McNeil Dr., Austin, TX 78729
Names on its website: Cedar Park, Round Rock
Casa Mechanical Services
Based in Round Rock, TX · 2401 E. Old Settlers Blvd., Round Rock, TX 78665
Names on its website: Austin, San Antonio
License number shown on its website: TACLB132499E; TACLB9276E; M-11070
CSR Air Conditioning & Heating
Based in Cedar Park, TX
Names on its website: Leander, Lago Vista, Jonestown, North Austin, Round Rock
License number shown on its website: TACLB23286C
Dalton's Air
Based in Leander, TX
Names on its website: Austin, Round Rock, Georgetown, Cedar Park, Lago Vista, Bastrop, Bee Cave, Brushy Creek, Buda, Hutto and more
License number shown on its website: TACLB028310C
Elite AC & Plumbing
Based in Austin, TX · 7101 Burleson Road, Austin, TX 78744
Names on its website: South Austin, North Austin, Pflugerville, Lakeway, West Lake Hills, Leander, Round Rock, Dripping Springs, Cedar Park
License number shown on its website: HVAC License #: TACLA56618C
Evenaire Heating & Air Conditioning
Based in Pflugerville, TX · 21424 Martin Ln, Pflugerville, TX 78660
Names on its website: Austin, Cedar Park, Coupland, Elgin, Georgetown, Hutto, Jarrell, Leander, Liberty Hill, Manor and more
License number shown on its website: TACLA013261E
Excellence HVAC
Based in Cedar Park, TX · 715 Discovery Blvd Suite 508, Cedar Park, TX 78613
Names on its website: Austin, Bee Cave, Brushy Creek, Georgetown, Jollyville, Jonestown, Lago Vista, Lakeway, Leander, Liberty Hill and more
License number shown on its website: TACLA00143446C
Gold Eagle Services
Based in Austin, TX · 111 Congress Avenue Suite 500, Austin, TX 78701
Names on its website: Round Rock, Cedar Park, Pflugerville, Kyle, Buda, Bee Cave, West Lake Hills, Dripping Springs, Lakeway, Zilker and more
License number shown on its website: HVAC License #TACLA119235 | Mold Remediation #RCO1783
Grande Air Solutions
Based in Pflugerville, TX · 2512 W Pecan St #320, Pflugerville, TX 78660
Names on its website: Hutto, Round Rock, Austin, Buda, Cedar Park, Georgetown, Kyle, Leander, Manor, Taylor
License number shown on its website: TACLB37599E
Green Leaf Plumbing, AC and Heating
Based in Hutto, TX
Names on its website: Austin, Cedar Park, Georgetown, Jarrell, Leander, Liberty Hill, Pflugerville, Round Rock, Taylor, Windsor Park
License number shown on its website: TACLB156553e (HVAC); 44441 (Plumbing)
Honest Plumbing & Air
Based in Hutto, TX · 112 Mcnutt Rd, Hutto, TX 78634
Names on its website: Austin, Cedar Park, Georgetown, Leander, Pflugerville, Round Rock
License number shown on its website: HVAC License: TACLB155887E
Intelligent Air Services, LLC
Based in Cedar Park, TX · 2000 Windy Terrace Ste 15A, Cedar Park, TX 78613
Names on its website: Austin, Buda, Georgetown, Kyle, Lakeway, Leander, Liberty Hill, Manor, McNeil, Pflugerville and more
License number shown on its website: TACLB027297E
McCullough Heating, Air Conditioning & Plumbing
Based in Austin, TX · 2620 Buell Avenue, Austin, TX 78757
Names on its website: Georgetown, Round Rock, Westlake, Cedar Park, Leander, Dripping Springs, Pflugerville, Lakeway, Steiner Ranch, Lost Creek and more
License number shown on its website: Texas License: TACLA 136473E; Master Plumbing License #: M-45480
Mr Cool HVAC
Based in Austin, TX
Names on its website: Buda, Kyle, Bee Cave
License number shown on its website: TACLB38128E
Prodigy Heating & Air
Based in Leander, TX · 1309 Leander Dr 1303, Leander, TX 78641
Names on its website: Cedar Park, Austin, Georgetown, Round Rock, Hutto, Lakeway, Westlake, Liberty Hill, Dripping Springs
The Coolest Service LLC
Based in Austin, TX · 311 E St Elmo, Austin, TX 78745
License number shown on its website: TACLA76825C
Totally Cool Heating & Air
Based in Austin, TX · 909 McPhaul St, Austin, TX 78758
Names on its website: Bastrop, Buda, Cedar Park, Driftwood, Dripping Springs, Georgetown, Hutto, Kyle, Leander, Pflugerville and more
License number shown on its website: TACLB863607E
Details on this page come from each business’s own website, checked October 2026. Free listings are shown alphabetically. How we list · Update or remove a listing
Before you hire
Checking an HVAC company in the Austin area
HVAC licenses in Texas
HVAC contractors are licensed by the state.
Who licenses: Texas Department of Licensing and Regulation (TDLR), Air Conditioning and Refrigeration Contractors program
License types: Air Conditioning and Refrigeration Contractor License, Class A, Air Conditioning and Refrigeration Contractor License, Class B, Registered Technician, Certified Technician.
Companies: Under Texas Occupations Code Chapter 1302 (section 1302.251), a person may not engage in air conditioning and refrigeration contracting without a TDLR contractor license; Class A covers any size system and Class B covers cooling up to 25 tons and heating up to 1.5 million BTU/hour.
Local rules: A licensed contractor must give notice to the municipality that enforces air conditioning and refrigeration rules (Occupations Code 1302.262), and cities may charge an administrative fee and require permits.
Check a license: tdlr.texas.gov
Look up the company's ACR contractor license number on the TDLR license search and make sure it is active and shown on the contract and ads.
Federal rule: in every state, technicians who handle refrigerant must hold EPA Section 608 certification, whatever the state or city requires.
Sources: tdlr.texas.gov, tdlr.texas.gov, tdlr.texas.gov, tdlr.texas.gov. Checked October 2026 from official sources. This is not legal advice.
Questions to ask
Ask every company the same questions: license number, insurance, EPA refrigerant certification, a written itemized estimate, a load calculation for new equipment, after-hours rates, who pulls the permit, and the warranty. All eight questions.
Seasonal care
Keeping cool in Austin
Cooling season is the long one in Austin, so most of the wear falls on the air conditioner or heat pump. These guides cover the care that prevents most summer breakdowns.
Questions
Austin HVAC questions
How many HVAC companies are listed in Austin?
21 HVAC companies, each based within about 25 miles of Austin. They are listed alphabetically.
Which Austin HVAC companies say they offer 24/7 emergency service?
6 of the businesses listed here say on their own website that they offer 24/7 or 24-hour emergency service: Austin Refrigeration & Air Conditioning, Casa Mechanical Services, Evenaire Heating & Air Conditioning, Grande Air Solutions, Green Leaf Plumbing, AC and Heating, Honest Plumbing & Air. Call to confirm availability and after-hours rates.
Do HVAC contractors in Austin need a license?
Texas licenses HVAC contractors statewide through the Texas Department of Licensing and Regulation (TDLR), Air Conditioning and Refrigeration Contractors program. Check a license at tdlr.texas.gov.
Which Austin companies work on heat pumps?
13 of the listed businesses say on their own website that they install or repair heat pumps. Use the Heat pumps filter above the list.
Which HVAC companies here do commercial work?
13 of the listed businesses say on their own website that they work on commercial properties. Use the Commercial filter above the list.
Do technicians need EPA certification?
Yes: federal rules require technicians who handle refrigerant to hold EPA Section 608 certification, in every state. Ask any company you are considering.
Nearby metro areas: Dallas, TX · Houston, TX · San Antonio, TX · Oklahoma City, OK · New Orleans, LA · Albuquerque, NM · Little Rock, AR · El Paso, TX. All of Texas.
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Tell us the job and your ZIP code. We pass your request to listed companies that serve your area, and they contact you directly.
No heat in freezing weather, or no cooling in dangerous heat? Call a company from the list that says it takes emergency calls – a form is not fast enough. If you smell gas or a carbon monoxide alarm sounds, leave first and call 911 or your gas utility from outside.