GSSO

AcronymDefinition
GSSOGranite State Symphony Orchestra (Concord, NH)
GSSOGovernment Special Security Officer (Florida)
GSSOGas Staffs and Senior Officers (British Gas; UK)
GSSOGovernment Secondary School Owerri (Imo State, Nigeria)
GSSOGeneral Stores Supply Office
GSSOGovernment SAP (Special Access Program) Security Officer (US DoD)
GSSOGlasgow Schools' Symphony Orchestra (UK)
GSSOGlobal Shared Service Organisation