Air conditioning contractor Providing Quality Service Since 1987 LARGE COMPANY EXPERIENCE, SMALL COMPANY SERVICE Longhorn Maintenance Heating & Cooling is proud to have been a trusted partner in El Paso and surrounding areas since 1987. We are a heating, cooling and air provider that delivers solutions for residential and commercial clients. From helping our clients get increased energy bills under control to large commercial installation, you can count on our experience to handle all of your heating, cooling and air needs. As a family owned and operated company with almost 30 years of experience under our belt, we are able to bring large company experience to every job while being able to offer personalized service for our clients.