North American Technician Excellence Inc
The leading non-profit certification program for technicians in the heating, ventilation, air-conditioning, and refrigeration industry
The Air-Conditioning, Heating, and Refrigeration Institute
The trade association representing more than 350 manufacturers of air-conditioning, heating and commercial refrigeration equipment
Air Conditioning Contractors of America
Making life more comfortable for contractors and their customers
United States Environmental Protection Agency
Since 1970 EPA has been working for a cleaner, healthier environment for the American people.
Ozone Layer Depletion – Regulatory Programs
Section 608 Technician Certification Programs
Alabama Power
A commitment to elevating Alabama is in our DNA.
Consumer Energy Tax Incentives
What the Economic Stabilization Bill means to you
Tennessee Valley Authority
Serving the Valley Through Energy, Environment, and Economic Development
Florida Power & Light Company
Changing the Current
Georgia Power
Value • Reliability • Service • Stewardship