Located in The Colony, Texas Sundollar A/C & Heat has been providing air conditioning and heating preventative maintenance, repair and installation services to the Collin and Denton County for over 16 years. We are happy to provide residential and commercial services and as a family-owned and operated company, we are committed to putting our customers first and will stand behind our products and services unconditionally.

Whether you are a Maintenance Guarantee Agreement customer or a new system installation customer you are our first priority. Our knowledgeable, courteous and HVAC certified technicians will get your project done right the first time. We are American Standard and Bryant authorized dealers who install only the latest A/C equipment and will back our labor with a 100% satisfaction guarantee.