The Regional Bodies...
ANSI (American National Standards Institute)
AOW (Asia-Oceania Workshop on OSI)
CEN (Comite Europeen de Normalisation)
CENELEC (.... for Electrotechnology)
ETSI (European Telecommunications Standards Institute)
EWOS (European Workshop on Open Systems)
IEEE (Institute of Electrical and Electronic Engineers (USA))
OIW (OSI Implementers Group)