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
San Antonio 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, San Antonio
The one City Spotlight place for San Antonio 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 Call Plumbing & AC
Based in San Antonio, TX · 5511 Brewster St, San Antonio, TX 78233
Names on its website: New Braunfels, Boerne, Spring Branch, Schertz, Timberwood Park, Cibolo
License number shown on its website: TACLA28438E (Joe Ybarra)
A/C Doctors Heating & Air Conditioning
Based in San Antonio, TX · 7726 Montego, San Antonio, TX 78250
Names on its website: Castle Hills, Helotes, Balcones Heights, Leon Valley
License number shown on its website: TACLB00027118E
Above & Beyond Air Conditioning & Heating
Based in San Antonio, TX · 16620 San Pedro Suite #248, San Antonio, TX 78232
Names on its website: Stone Oak, Alamo Heights, Helotes, Boerne, Canyon Lake, New Braunfels, Schertz, Cibolo, Bulverde, Universal City and more
License number shown on its website: TACLA00095687E (TDLR Class A)
Air Authority, A Riteway Service Company
Based in San Antonio, TX · 9010 Broadway St., San Antonio, TX 78217
Names on its website: Boerne, New Braunfels, Schertz, Cibolo, Converse, Seguin, Canyon Lake, Alamo Heights, Bulverde, Fair Oaks Ranch and more
License number shown on its website: TACLA99482E
Air Texas A/C & Heating
Based in San Antonio, TX · 2707 Trinity Ridge, San Antonio, TX 78261
Names on its website: Cibolo, Schertz, Universal City, Live Oak, Converse, Garden Ridge, Selma, Shavano Park, New Braunfels, Bulverde and more
License number shown on its website: TALCB019540E
Allstate Air and Heat
Based in San Antonio, TX
Names on its website: Stone Oak, Alamo Heights, Boerne, Helotes, Alamo Ranch, Castle Hills, Balcones Heights, Castroville, Fort Sam Houston
License number shown on its website: TACLB021813E
ASC Heating & Air
Based in San Antonio, TX · 410 W. Rhapsody Dr. Suite C, San Antonio, TX 78216
Names on its website: Cibolo, Castle Hills, Schertz, Converse, Leon Valley, Live Oak, Selma, Universal City, Alamo Heights, Kirby and more
Beyer Air Conditioning, Heating, Electrical & Water Well
Based in Selma, TX · 17153 Beyer John Drive, Selma, TX 78154
Names on its website: San Antonio, Boerne, New Braunfels, Bandera, Schertz, Bulverde, Fair Oaks Ranch, Live Oak, Windcrest
License number shown on its website: AC License# TACLA13624E
Champion Home Services
Based in San Antonio, TX · 21750 Hardy Oak Blvd, Suite 4, San Antonio, TX 78258
Names on its website: New Braunfels, Boerne, Helotes, Bulverde, Spring Branch
License number shown on its website: TX State HVAC Lic. TACLA00007068E
Classic Services Air Conditioning & Heating
Based in San Antonio, TX · 900 NE Loop 410, Suite E118, San Antonio, TX 78209
Names on its website: Boerne, Bulverde, Canyon Lake, Cibolo, Fair Oaks Ranch, Garden Ridge, Kyle, La Vernia, New Braunfels, San Marcos and more
License number shown on its website: TACL#B27092E
Climate Control
Based in San Antonio, TX · 4847 N. Stahl Park, San Antonio, TX 78217
Names on its website: Bergheim, Boerne, Bulverde, Canyon Lake, Cibolo, Converse, Floresville, Helotes, McQueeney, New Braunfels and more
License number shown on its website: TACLB012218E – TX
Cowboys Air Conditioning & Heating
Based in San Antonio, TX
License number shown on its website: TACLB00027173
EZ Air Conditioning & Heating
Based in San Antonio, TX · 7217 Bandera Rd., San Antonio, TX 78238
Names on its website: Leon Valley, Balcones Heights, Shavano Park, Olmos Park, Terrell Hills, Alamo Heights, Castle Hills, Bulverde, Spring Branch, Boerne and more
License number shown on its website: TACLA12078C
JB Heating & Air Conditioning
Based in Atascosa, TX · 17180 Shepherd Rd, Atascosa, TX 78002
Names on its website: Alamo Heights, Boerne, Cibolo, Converse, Live Oak, New Braunfels, San Antonio, Schertz, Selma, Universal City
Jon Wayne Service Company
Based in San Antonio, TX · 9272 US Highway 87 E, San Antonio, TX 78263
Names on its website: New Braunfels, Universal City, Kerrville, Canyon Lake, Kyle, Buda, San Marcos, Lockhart
License number shown on its website: HVAC: TACLA77298C
Mr. Wilson Heating & Air Conditioning
Based in San Antonio, TX · 219 W. Rhapsody Drive, San Antonio, TX
Names on its website: Alamo Heights, Boerne, Bulverde, Canyon Lake, Castle Hills, Cibolo, Converse, Fair Oaks Ranch, Helotes, Hollywood Park and more
License number shown on its website: TACLA020321E
Pepcal Heating & Air Conditioning
Based in San Antonio, TX
Names on its website: Alamo Ranch, Helotes, Leon Valley, Stone Oak, Shavano Park
License number shown on its website: TACLB52485E
Polar Express HVAC & Refrigeration
Based in San Antonio, TX
Names on its website: Stone Oak, Alamo Heights, Helotes, Boerne, New Braunfels, Schertz, Cibolo, Converse, Universal City, Live Oak and more
License number shown on its website: TACLA00127982C (Texas)
Stay Cool Air Conditioning & Heating
Based in San Antonio, TX · 6323 Sovereign Dr #160, San Antonio, TX 78229
Names on its website: Alamo Ranch, Lytle, Leon Valley, New Braunfels, Castroville, Bulverde, Universal City, Schertz, Live Oak, Converse and more
License number shown on its website: TACLB00097723E
Texas Air Repair
Based in San Antonio, TX · 6830 Hillside Bluff, San Antonio, TX 78233
Names on its website: Schertz, Selma, Universal City, New Braunfels, Canyon Lake, Boerne, Garden Ridge, Converse, Live Oak, Bulverde and more
License number shown on its website: TACLB32352E
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 San Antonio 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 San Antonio
Cooling season is the long one in San Antonio, so most of the wear falls on the air conditioner or heat pump. These guides cover the care that prevents most summer breakdowns.
Questions
San Antonio HVAC questions
How many HVAC companies are listed in San Antonio?
20 HVAC companies, each based within about 25 miles of San Antonio. They are listed alphabetically.
Which San Antonio HVAC companies say they offer 24/7 emergency service?
8 of the businesses listed here say on their own website that they offer 24/7 or 24-hour emergency service: Above & Beyond Air Conditioning & Heating, Air Texas A/C & Heating, Beyer Air Conditioning, Heating, Electrical & Water Well, Champion Home Services, Jon Wayne Service Company, Polar Express HVAC & Refrigeration, Stay Cool Air Conditioning & Heating, Texas Air Repair. Call to confirm availability and after-hours rates.
Do HVAC contractors in San Antonio 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 San Antonio companies work on heat pumps?
16 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?
12 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 · Austin, TX · Oklahoma City, OK · New Orleans, LA · Albuquerque, NM · Little Rock, AR · El Paso, TX. All of Texas.
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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.