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San Antonio’s Premier Home Service Experts

Join the thousands of homeowners in San Antonio who trust Radiant with their home repairs – experience the difference of expert service in your own home!

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Expertise and Support

Radiant® Plumbing and Air Conditioning in San Antonio excels in providing expert home services with unmatched customer support. Serving areas like Alamo Heights and Stone Oak, we pride ourselves on our proficiency and dedication in cooling, heating, plumbing, and drains.


Greater San Antonio & Beyond

We proudly service the following cities and neighborhoods across San Antonio, TX:

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Radiant Techs Working in Attic

Trusted in San Antonio Since 1984

Reliable HVAC & Plumbing Experts

For over 30 years, our commitment to trustworthiness and reliability has made us the go-to HVAC and plumbing repair service for homeowners across Northeast San Antonio including Alamo Heights, Terrell Hills, San Marcos, New Braunfels, Cibolo, Live Oak, Schertz, and Selma. We understand that your home is your haven—a place for family, relaxation, and making memories. That’s why we’re dedicated to ensuring that your HVAC and plumbing needs are met with the utmost professionalism and efficiency, allowing you to focus on what truly matters: spending time with your loved ones.

Our maintenance plans are designed to offer peace of mind, ensuring that your home remains comfortable and fully functional without the hassle. With our team of highly trained technicians—who undergo continuous training to stay at the forefront of industry standards—you can rest assured that your home is in capable hands. Whether it’s a routine check-up or an urgent repair, we treat every home as if it were our own, with the respect and attention it deserves. 

The Radiant Plumbing and Air Conditioning trucks parked on the street

Modern Care for Your Home

Local Experts With Modern Solutions

Since 1984, we’ve earned the trust of San Antonio home and condo owners, adapting to the city’s growth with our total home service care. As San Antonio has evolved, so have we, offering specialized services in water softener installation and repair, air conditioner and furnace replacements, along with the latest in smart thermostats and tankless water heaters. Our deep roots in the community and commitment to innovation make us your go-to experts for enhancing your living space.

Choosing us means bringing decades of expertise and innovation to your doorstep, tailored to the unique character of neighborhoods like Hill Country Village, Fair Oaks Ranch, Timberwood Park, and Helotes. We’re not just home service providers; we’re your neighbors, dedicated to improving your living space with precision and care. Trust us to bring modern comfort and efficiency to your home, ensuring it meets the high standards of our vibrant, growing community.

Urban Living, radiant Solutions

Smart Repairs for Stylish Spaces

From the bustling streets of Downtown to the artistic heart of Southtown, and the expanding communities of Sandy Oaks, Westover Hills, and Alamo Ranch, we’ve got your home service repair needs covered. Our expertise is in providing tailored solutions that fit the specific requirements of urban living spaces.

Navigating the complexities of shared walls, limited access, and HOA guidelines requires a knowledgeable and experienced partner. Whether it’s ensuring your plumbing is up to the task in a historic Southtown loft, optimizing the indoor air quality in your Downtown condo, or installing the latest in smart home technology in your townhome in Leon Valley, Radiant is here to enhance your home’s comfort and functionality. 

Trust Radiant Plumbing and Air Conditioning to provide prompt, reliable service that respects your space and your community, ensuring your home remains a sanctuary amidst the city’s hustle and bustle.

Radiant Tech Fixing Kitchen Sink
Maygen R
Maygen R

I had a wonderful experience with Radiant! I am a new homeowner of 1 year and recently heard my water heater making some noise. I noticed Radiant had a special for Water Heater Flush and Check and thought PERFECT! They called to verify I …

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Jeremy Tucker
Jeremy Tucker

Great response time, communication and willingness to do what it takes. Saved my week!

Response from business owner

Thank you so much for taking the time to leave such a positive review, Jeremy! We are thrilled to hear that our team was able to provide friendly and knowledgeable service to you. We strive to ensure our customers receive a great experience. We appreciate your business and look forward to serving you in the future!

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Masen Lindner
Masen Lindner

Very helpful and accommodating, priced out multiple options and are more than willing to work with you.

Response from business owner

Thank you, Mason, for taking the time to leave such a positive review! I'm thrilled to hear that our team provided clear explanations and delivered prompt, professional service. Your feedback is greatly appreciated!

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James Griffin
James Griffin

Technician was friendly and accomplished everything we needed

The unit is running fine and the price was reasonable

Didn’t try to sell me a lot of stuff I didn’t want or need

Great job!

Response from business owner

Thank you so much for the kind words, James! We strive to always be upfront and honest with our customers. I'm glad to hear that you had a positive experience and appreciate your recommendation. If you ever need anything in the future, please don't hesitate to reach out.

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Carol Costello
Carol Costello

Switch to Radiant from another Local Company. Kevin is great and help me with a couple of items only partially related to my air conditioner. I highly recommend.

Response from business owner

Thank you so much for the fantastic review, Carol! I'm thrilled to hear that Kevin provided you with quick, honest, friendly, and professional service. We are lucky to have him on our team! We appreciate your recommendation and look forward to serving you again in the future.

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Radiant Reviews

Always 5-Star Service

We’ve been in business since 1984, so we have made thousands of San Antonio homeowners happy. Explore some of our latest reviews.

Awards & Accreditations

San Antonio's Finest

Radiant has earned the trust of the community, being recognized with the following awards and certifications.

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