American Industrial Hygiene Association (AIHA)
Asociación Española de Normalización y Certificación (AENOR)
Association of British Certification Bodies (ABCB)
British Standards Institution (BSI)
Bureau Veritas
Comisión Federal de Electricidad (CFE), (Gerencia de la seguridad industrial)
Czech Accreditation Institute (CAI)
Det Norske Veritas (DNV)
DS Certification A/S
EEF the manufacturers’ organisation
ENLAR Compliance Services, Inc.
Health and Safety Executive1)
Hong Kong Quality Assurance Agency (HKQAA)
Inspecta Certification