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Redline Air Conditioning & Heating

HVAC contractor in San Antonio, TX.

In Redline Air Conditioning & Heating's own words

Redline Air Conditioning & Heating is a family-owned HVAC company with over 30 years of certified experience. We serve San Antonio, New Braunfels, Seguin, Stockdale, and Boerne with honest, reliable air conditioning and heating services. Over 90% of our business comes from customer referrals, a reflection of the integrity and quality we bring to every job. We specialize in residential and light commercial HVAC repair, installation, maintenance, troubleshooting, and system upgrades. For dependable comfort you can trust, choose Redline.

Trade
HVAC contractor
Business address
27886 Smithson Valley Rd, San Antonio, TX 78261
Telephone
(210) 319-8931
Website
redlineairconditioningandheating.com
Hours
  • MondayOpen 24 Hours
  • TuesdayOpen 24 Hours
  • WednesdayOpen 24 Hours
  • ThursdayOpen 24 Hours
  • FridayOpen 24 Hours
  • SaturdayOpen 24 Hours
  • SundayOpen 24 Hours

From the business's Google listing, checked Oct 2026

Register
TX register

Recorded as supplied and as found in public sources. This register makes no credential or quality claim about any business; check license status with the state board.

Google Reviews

5.0 (243)

  • I am very happy with my service from Redline over the years. Benjamin has always been both professional & a courteous technician. Very satisfied customer

    Darryl

  • very pleasant young man to work with and very professional and very polite

    Gary A.

  • Benjamin and Devin were great. Very knowledgeable and courteous. Changed a part out and tightened the fan cover. Still getting a noise when the fan is running. I will record and send to you when it starts in again. Thanks

    Jim O.

  • We had Redline come out to check our heat pump. The technician did an excellent job - very thorough work. I highly recommend Redline.

    Evelyn P.

  • Professional, friendly and did a great job

    Jene H.

  • The service was wonderful and the technician, Sam, was polite and extremely polite. Will always use Redline for our air conditioning work.

    Judy

  • This company hit it out of the park again! Imagine this in the hottest time of summer no air-conditioning on a Thursday night, fixed on a Friday around noon! You cannot beat the service, the quality, the company!

    Linda H.

  • Great job as always! Very thorough, very professional, and explained in detail the results. You guys are the best!

    Tim H.

  • great service. one of the last AC companies still honest

    Tyler C.

  • Timely appointment, courteous personnel, and quick resolution! Very impressed!

    Gladys W.

  • Excellent service; thank you for your honesty and professionalism. Paloma, who takes the calls and sets the appointments, is friendly, and the technician, Devon, did an excellent job with the 3 properties.

    AG

  • Ben arrived on time and quickly found and fixed the problem. He is a keeper.

    Don

  • Prompt friendly service!!!

    J S.

  • As always Redline was punctual, thorough and professional. We have been using them ever since they installed new units in 2014. Great family owned company!!!!

    Linda C.

  • Ben was great. Very thorough and professional. Great work. thank you.

    Kevin P.

  • Our technician Sam was efficient and quick! This company provides great service against this Texas heat.

    Kurbsterz

  • Came by and did a little warranty work on my AC unit. Nice people,very professional, great Job, highly recommend!

    Don B.

  • Fast, reliable, and friendly service. Technicians take time to thoroughly explain issues and what can be done to fix. Ben also explains preventative measures i can do to extend the life and efficiency of my system. Highly recommend.

    Terri W.

  • They were prompt and professional. Would recommend

    Ken R.

  • Redline kept my old unit running for years but when it finally died they installed a wonderful new unit!

    JoelF

  • Sam and Devon were respectful of my property and me and with each other. They were on time, extremely honest, and did not attempt to charge me for anything that was not necessary or needed. In all the 27 years that I’ve lived here, this is the first company that did a thorough inspection and only charged me for the tuneup. The men worked as a team and they were very friendly. This company will be my a/c and heating company from now on.

    Marlena D.

  • CALLED FOR SERVICE AND WHERE HERE WITHIN 30 MIN. YOUNG MAN WAS COURTEOUS AND POLITE . EXPLAIN WHAT THE PROBLEM WAS AND FIXED IT .THE SERVICE WAS EXCELLENT AND REASONABLE PRICED!! I DEFINITELY RECOMMENDED REDLINE AC AND HEATING.

    sandra F.

  • Once again Sam came to my rescue - timely, friendly service - I highly recommend

    Diane A.

  • I wish all service companies would provide an experience like I just received. On time, courteous, honest and thorough. Thanks for your help Redline!

    Keith M.

About Redline Air Conditioning & Heating

Redline Air Conditioning & Heating says it was established in 2011 by owner Brian Smith. The company describes its work as residential and commercial HVAC service, including air conditioning, heating repair, AC repair and replacement, maintenance, troubleshooting, installation, and system upgrades.

Redline’s air conditioning and heating work

Its website names an annual maintenance program alongside repair work for air-conditioning and heating equipment. It also identifies heat pumps, gas or electric heating repair, faulty thermostats, clogged air filters, worn parts, and refrigerant-line leaks among the equipment and problems it addresses.

The company says it offers financing. Its stated service area includes San Antonio, with New Braunfels, Seguin, Stockdale, and Boerne also named in its business description.

San Antonio work and customer feedback

Redline holds a 5.0 rating from 243 Google reviews. Reviewers most often describe courteous, professional technicians, detailed explanations, timely appointments, thorough work, and quick repairs; one review reports that a fan noise continued after a part replacement and fan-cover adjustment.

The business is open 24 hours every day of the week. In San Antonio, electricity heats 70% of housing units in 2024, per the American Community Survey.

NOAA normals for 1991-2020 give San Antonio a 70.0°F mean temperature, an 81.1°F average high, and a 59.0°F average low. The company’s description also says it is family owned and cites more than 30 years of certified experience.

Maintenance programs and repair calls

The named work ranges from scheduled maintenance to repair and replacement calls. Its website presents both air conditioning and heating as core service lines, while the business description adds light commercial work to its residential focus.

Services, brands and warranty details come from the company's own website. Ratings, hours and reviews come from Google. Town figures come from the US Census and NOAA.

More HVAC contractors in San Antonio

About San Antonio

Population1,548,422 (2025)
CountyBexar County
Average yearly snowfall0.1 inches
Heating degree days1,345
Most common heating fuelElectricity

Sources: U.S. Census Bureau. NOAA U.S. Climate Normals 1991-2020.