Academy of Certified Hazardous Materials Managers (ACHMM)
http://www.achmm.org

American Association of Homeland Security Professionals
http://www.aahsp.org

American Board of Industrial Hygiene (ABIH)
http://www.abih.org

American City and County
http://www.americancityandcounty.com

American College of Occupational and Environmental Medicine
http://www.Acoem.org

American Conference of Governmental Industrial Hygienists (ACGIH) http://www.acgih.org

American Heart Association
http://www.americanheart.org

American Red Cross
http://www.redcross.org

American Society of Safety Engineers (ASSE)
http://www.asse.org

Board of Certified Safety Professionals
http://www.bcsp.org

Canadian Society of Safety Engineering
http://www.csse.org

Industrial Accident Prevention Association - Canada
http://www.iapa.ca

Industrial Safety Association
http://www.ida-assoc.org

Institute for Safety and Health Management (ISHM)
http://www.ishm.org

International Safety Equipment Association
http://www.safetyequipment.org

National Fire Protection Association
http://www.nfpa.org

National Safety Council
http://www.nsc.org

Occupational Hazards - Penton Media
http://www.occupationalhazards.com

Safety Equipment Distributors Association (SEDA)
http://www.safetycentral.org

Semiconductor Safety Association (SSA)
http://www.semiconductorsafety.org

World Safety Organization
http://www.worldsafety.org