100% Recommendation Rate Measured independently by Trane, 100% of our customers who completed a post-installation survey over the past 7 years indicated they would recommend A-One Heating & Cooling to family and friends.

99% Customer Satisfaction Rating Measured independently by Trane among customers who completed a post-installation survey for the most recent year. 99% Customer Satisfaction Rating for the prior year also and 98% Customer Satisfaction Rating for the year prior to that. 96% Customer Satisfaction Rating for the 3 prior years.

Better Business Bureau - Metro Atlanta, Athens & Northeast Georgia Complaint-free record.

State-Certified Drug-Free Employer

Trane Comfort Specialist Dealer A Trane Comfort Specialist Dealer is a dealer of the highest standing; a dealer that is committed to excellence in every aspect of their business, from installation and service, to customer care and employee training. Dealers qualify for this honor on a yearly basis by meeting Trane's stringent standards for professionalism and technological expertise.

NATE-Certified Technicians North American Technician Excellence, Inc. (NATE) is the leading certification program for technicians in the heating, ventilation, air-conditioning and refrigeration (HVAC/R) industry and is the only test supported by the entire industry. Consumer Reports, May 2001, notes "It's a plus if technicians are certified by North American Technician Excellence..."

EPA-Certified Technicians Universal Certification.

HVAC Partner with Georgia Power

Class II (Unrestricted) Conditioned Air Contractor Class I conditioned air contractor licenses are restricted to conditioned air contracting involving conditioned air systems or equipment not exceeding 175,000 BTUh of heating and 60,000 BTUh of cooling while Class II licenses are unrestricted.

Professional Engineer On staff.