As of December 31, 2019 Dean A/C ceased all operations. Ryan Tiller of Ryan My AC Guy has taken over all responsibility for our customers. All service or warranty requests should be forwarded to 972-235-1487 or ryantiller88@yahoo.com. In my retirement, I have started teaching HVAC classes at Collin College. It has been a pleasure & an honor to provide you with service for the last 23 years. Kirk Wilson