AMCA	Air Movement and Control Association, Inc.
UL	Underwriters Laboratories, Inc.
NEMA	National Electrical Manufacturers Association
IEEE	Institute of Electrical and Electronic Engineers
ANSI	American National Standards Institute
AGA	American Gas Association
ARI	Air-Conditioning and Refrigeration Institute
AIA	American Institute of Architects
ASME	American Society of Mechanical Engineers
ABC	Associated Builders and Contractors
BOCA	Building Officials Code Administrators
BOMA	Building Owners and Managers Association
CSI	Construction Specifications Institute
MCAA	Mechanical Contractors Association of America
NECA	National Electrical Contractors Association
NFPA	National Fire Protection Association
NSPE	National Society of Professional Engineers
OCPC	Oregon Contractor Plan Center
PHCC	Plumbing, Heating, Cooling Contractors Association
ASHRAE	American Society of Heating, Refrigerating and Air-ConditioningEngineers
ASHRAEJOURNAL	ASHRAE Journal Online
ORASHRAE	ASHRAE Oregon Chapter
SMACNA	Sheet Metal and Air Conditioning Contractors' National Association
NAPM	National Association of Purchasing Mangers
NACM	National Association of Credit Mangers
NHRAW	North American Heating, Refrigeration & Air-Conditioning Wholesalers Association