Proudly serving San Antonio & Pleasanton areas
South Texas Heating and Cooling
Miller Cooling & Heating helps homeowners and business owners stay comfortable with air conditioning repair, heating service, system maintenance, and installation support throughout San Antonio, Pleasanton, and surrounding South Texas communities. When your system stops keeping up, our team responds with clear communication, practical solutions, and quality workmanship built to last.
From air conditioners and heat pumps to furnaces, ductwork, and thermostats, we handle repairs, replacements, tune-ups, and comfort-focused system upgrades with the same honest approach on every job. Our goal is simple: make your heating and cooling service easier, more reliable, and less stressful from the first call to the final walkthrough.
Based in Pleasanton, Miller Cooling & Heating proudly serves South Texas with local service, fair pricing, and support you can count on.
With years of hands-on HVAC experience, we help with diagnostics, repairs, maintenance, replacements, upgrades, and comfort-focused system planning.
We work across San Antonio, Alamo Heights, Converse, Boerne, New Braunfels, Castroville, Pleasanton, Floresville, and nearby areas.
Outlast the South Texas summer in comfort with AC repair, replacement, maintenance, and installation service for residential and commercial systems.
Keep your home or business comfortable during colder weather with furnace repair, heating service, maintenance, and system replacement support.
Your thermostat affects comfort, control, and energy use. We help with thermostat replacement, upgrades, and service for homes and businesses.
South Texas summers can be hard on commercial equipment, and in business, indoor comfort is not optional. It affects employees, customers, equipment performance, and the way your property operates each day. Miller Cooling & Heating provides commercial HVAC repair, installation, and maintenance service that helps businesses stay comfortable, efficient, and ready for daily operations.
We work with offices, retail spaces, restaurants, industrial properties, and other light commercial facilities across San Antonio, Alamo Heights, Converse, New Braunfels, Boerne, Castroville, and the surrounding South Texas communities. From quick-response repairs to long-term maintenance planning, we help keep commercial HVAC systems running strong.
