We’re Cornerstone A/C & Heat LLC , a local, family-owned and operated HVAC company right here in Katy, TX!  Our business was built on the belief that A/C & Heating services should be Honest and affordable.

With us You don't have to deal with High pressure sales tactics. We treat every customer like family, with a strong commitment to building our reputation through customer satisfaction. Our goal is to ensure you're happy with both the services we provide and products we offer.

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Our passion is delivering honest, reliable, and top-quality heating and cooling services for homes in our community. Whether you need a A/C or Heating repair, a full system installation, or regular maintenance, we are here to help 24/7 !

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Where we serve:

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Proudly serving Katy,TX , along with , Brookshire,TX , Cinco Ranch,TX , Cypress,TX , Tomball,TX , Spring,TX , Fulshear,TX , Richmond,TX , Rosenberg,TX , Sealy,TX , Sugar Land,TX  and surrounding areas.