ISO/IEC 27001:2013 ISO/IEC 27001:2013 terms and conditions have been proven to be realized in GOSB with the report 1915872 in consequence of the examination held by TUVRheinland.
ISO 9001:2015 ISO 9001:2015 terms and conditions have been proven to be realized in GOSB with the report 083508 in consequence of the examination held by TUVRheinland.
ISO 14001:2015 ISO 14001:2015 terms and conditions have been proven to be realized in GOSB with the report 087292 in consequence of the examination held by TUVRheinland.
BS OHSAS 18001:2007 BS OHSAS 18001:2007 terms and conditions have been proven to be realized in GOSB with the report 060211 in consequence of the examination held by TUVRheinland.
EFQM GOSB has obtained the ‘’Competency in Excellence’’ certification in 2009.
KALDER GOSB was granted membership of Turkish Quality Association by the decision 254 of KalDer Board of Directors dated May 29, 2009.
GLOBAL COMPACT GOSB signed the Global Compact making important commitments to society on human and environmental rights in 2008.