Professional Associations
American Boiler Manufacturers Association
www.abma.com

Air Movement and Control Association
www.amca.org

American Petroleum Institute
www.api.org

Air Conditioning, Heating, and Refrigeration Institute
www.ahrinet.org

Association of Iron and Steel Engineers
www.aist.org

The Blue Book of Building and Construction
www.thebluebook.com

Building Owners and Managers Association International
www.boma.org

Heating, Refrigeration and Air Conditioning Institute of Canada
www.hrai.ca

North American Association of Food Equipment Manufacturers
www.nafem.org

Code and Standard Organizations
American Bearing Manufacturers Association
www.abma-dc.org

American National Standards Institute
www.ansi.org

American Society of Heating, Refrigeration, and Air Conditoning Engineers
www.ashrae.org

Building Officials & Code Administrators International
www.bocai.org

Canadian Standards Association
www.csa.ca

U.S. Department of Energy
www.doe.gov

U.S. Environmental Protection Agency
www.epa.gov

International Code Council
www.iccsafe.org

International Organization for Standardization
www.iso.ch

National Fire Protection Association
www.nfpa.org

National Institute of Standards and Technology
www.nist.gov

National Safety Foundation
www.nsf.org

Occupational Safety and Health Administration
www.osha.gov

Underwriters Laboratories
www.ul.com

Underwriters Laboratories Canada
www.ulc.ca