American National Standards Institute
American Petroleum Institute
Aerospace Industries Association / National Aerospace Standards
American Society of Mechanical Engineers
American Welding Society
British Standards Institution
Global Electronics Association – formerly IPC
International Electrotechnical Commission
Institute of Electrical and Electronics Engineers
National Fire Protection Association
Standards Australia
Society of Automotive Engineers
Association for the Advancement of Medical Instrumentation (AAMI)
American Association of State Highway and Transportation Officials (AASHTO)
American Concrete Institute (ACI)
American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)
American Water Works Association (AWWA)
CSA Group (Canadian Standards Association)
German Institute for Standardization (Deutsches Institut für Normung – DIN)
Danish Standards (DS)
General Motors Worldwide Engineering Standards (GMW)
International Civil Aviation Organization (ICAO)
International Society of Automation (ISA)
McGraw Hill Engineering and Technical Publishing
NACE International (National Association of Corrosion Engineers)
National Electrical Manufacturers Association (NEMA)
Process Industry Practices (PIP)
Telecommunications Industry Association (TIA)
Underwriters Laboratories (UL)
John Wiley and Sons (Wiley)