We are Tucson Natives and started A & D, a family-owned and operated business. We take pride in providing you with the best information, service and installations possible for your residential use. Your Personalized Service and Installation. Since 1980 A & D Air Conditioning has been serving the Tucson area. We take great pride in providing top quality air conditioning and refrigeration services for a reasonable price. You can rest assured that all work is provided by our skilled team. Our business philosophy is that repair and replacement may not always be needed. With over 37 years in business and over 47 years of experience, our reputation speaks for itself. We provide non-sales driven and ethical business practices. Call us today.