Authority HVAC is a licensed HVAC services company providing ac repair, ac replacement and more serving Tempe AZ and the greater Phoenix area. Check out our Spring Promotion! Serving: Phoenix, Mesa, Scottsdale, Chandler, Tempe, Gilbert, Anthem, Tempe, Apache Junction, Avondale, Buckeye, Goodyear, Glendale, Peoria, Surprise, and Sun City.