Blue SystemsBielefeldCircus SE2021European Computer-Industry Research Center1984
Federal Office for Information Security1991
Fujitsu Siemens Computers1999
Fujitsu Technology Solutions2009
German Aerospace Center1969Greenbone AGprivately held companyHaage & Partner1995
Humboldt-Universität zu Berlin1809
Kiel University1665
KUKA1898
Native Instruments1996
Paragon Software Group1994
Saarland University1948
SAP1972
Siemens1847
Siemens Nixdorf Informationssysteme1990SUSE1992
SYSGO1991
T-Systems International GmbH2000
Technische Universität Berlin1946
Technische Universität Ilmenau1952
Ulm University1967Univention2002
University of Erlangen–Nuremberg1961
Volkswagen Group1937YellowTAB2001
Federal Office for Information Security1991Fujitsu Siemens Computers1999Fujitsu Technology Solutions2009German Aerospace Center1969Greenbone AGprivately held companyHaage & Partner1995Humboldt-Universität zu Berlin1809Kiel University1665KUKA1898Native Instruments1996Paragon Software Group1994Saarland University1948SAP1972Siemens1847Siemens Nixdorf Informationssysteme1990SUSE1992SYSGO1991T-Systems International GmbH2000Technische Universität Berlin1946Technische Universität Ilmenau1952Ulm University1967Univention2002University of Erlangen–Nuremberg1961Volkswagen Group1937YellowTAB2001