• American Board of Industrial Hygiene Presents a national board exam, grants certificates, and maintains a certification maintenance program.

• American Chemical Society Primary professional organization for chemists and related occupations.

• American College of Occupational and Environmental Medicine An organization of occupational and environmental physicians, to promote and protect the health of workers through preventive services, clinical care, research, and educational programs.

• American Conference of Governmental Industrial Hygienists (ACGIH) Information about this member organization for occupational and environmental health and safety professionals. Books and ventilation continuing education programs are offered.

• American Industrial Hygiene Association

• ASSE The American Society of Safety Engineers Founded in 1911, ASSE is the world's oldest and largest professional safety organization. Its 33,000 members manage safety, health and environmental issues in industry.

• Baltic Sea Network on Occupational Health and Safety Facilitates exchange of information among ten participating countries in the Baltic Sea region. Includes country-specific resources.

• Basis Training, UK based Basis training provides organisations with a service of training staff against aggression, violence, anger, attacks in the workplace in the form of self defence instruction

• British Occupational Hygiene Society (BOHS) aim is to promote the control of health hazards in the working environment.

• British Safety Council works hand-in-hand with the world's leading companies, developing safe systems of work.

• C6 Safety Association of Saskatchewan Inc. An employer funded and supported safety association to assist employees and employers with health and safety in the workplace.

• Canadian Center for Occupational Health and Safety Promotes a safe and healthy working environment by providing information and advice about occupational health and safety.

• Central Iowa Wellness Council presents a nonprofit membership organization promoting healthy worksites through initiatives.

• Construction Safety The premier host for construction safety resources around the world.

• Courtley (Health & Safety) Ltd Consultants for small to medium sized businesses requiring health and safety services including training, site inspections, accident investigation, health and safety policies. (UK only)

• Drunk Busters of America Innovative solutions in the fight to stop alcohol and drug related workplace accidents and drunk driving accidents.

• Georgia Chapter

• Greater Cleveland Safety Council Information on safety training and services for industry and families in the Greater Cleveland, Ohio area.

• Helix A UK occupational health organization. Working with teams of specialist health professionals to deliver bespoke, customer focused occupational health and related services.

• Institution of Occupational Safety and Health (IOSH) members include individuals with a professional involvement in occupational safety and health.