ACCA - Air Conditioning Contractors of America
ARI - Air-Conditioning & Refrigeration Institute
AMCA - Air Movement & Control Association International, Inc.
ASHRAE - American Society of Heating, Refrigerating & Air-Conditioning Engineers
ASA - American Subcontractors Associations
BOCA - Building Officials & Code Administrators
BOMA - Building Owners & Managers
EPA - Environmental Protection Agency
SMACNA - Sheet Metal & Air-Conditioning Contractors' National Association