About Us
About Miller Cooling & Heating
At Miller Cooling & Heating, we understand the importance of trust when inviting professionals into your home or business. From the very first call, our mission is to earn your confidence by providing honest communication, fair pricing, and reliable HVAC solutions. Founded in 2012 by Shawn Miller, our company has proudly served San Antonio and South Texas with top-rated heating and cooling services for over a decade.
We’ve built our reputation by mastering industry best practices—and improving upon them whenever possible. With years of experience in HVAC repair, installation and maintenance, our team knows what works and how to deliver long-lasting results. From common issues to complex system challenges, we’ve seen it all, and we approach every project with the same level of professionalism and care.
More than just fixing HVAC systems, we believe in creating comfort, improving energy efficiency, and ensuring healthier indoor air quality for our customers. Every job we complete has a real, lasting impact on the well-being of families and businesses across our community—and that’s the most rewarding part of what we do.
When you choose Miller Cooling & Heating, you’re choosing a team that puts you first, communicates clearly, and works tirelessly until the job is done right. For reliable HVAC services in San Antonio, Alamo Heights, Converse, New Braunfels, Boerne, and surrounding areas, trust the experts who treat you like family. Choose Miller Cooling & Heating.
Shawn and his team are always amazing to work with and have very reasonable rates for their services. They recently replaced our entire HVAC system, rebuilt duct work and helped us resolve an issue with a bad thermostat. His team is always on time and get right to work. I will always recommend Miller Cooling & Heating to anyone looking for a good HVAC company.
Drew Hernandez
I've tried the other HVAC companies and the quality of service as well as the fair pricing from Miller is the best.. They service all 4 of our homes and are always there in an emergency and my tenants love the service and respect for their privacy. Always happy to refer Miller's Cooling and Heating to friends, family and neighbors and every time I get thanked and rave reviews.
Peter Schalk
They have always been there when I needed them. Shawn and his employees put in a new unit approximately nine years ago and did a great job. He has continued to service my unit ever since. I have had a couple of minor issues in the last nine years and he was always prompt and fixed the issues quickly.I will use Miller Cooling and Heating for all my HVAC needs.