Références

• AUDI AG, Germany
• Banco Portugal, Lisbon, Portugal
• Bayer AG, Germany
• Bayernoil Raffineriegesellschaft, Germany
• BHP Mining, Australia
• BHP World Minerals, Indonesia
• Boehringer Ingelheim, Germany
• Brose Fahrzeugteile GmbH & Co.KG, Germany
• Bt Industries, Sweden
• Federal Ministry of the Interior, Austria
• FH Joanneum University of Applied Sciences, Austria
• FH Wiener Neustadt University of Applied Sciences, Austria
• FH Zwettl University of Applied Sciences, Austria
• Great Eastern Shipping Company, India
• Lufthansa AG, Germany
• MOL Group, Hungary
• Mutual de Seguridad, Chile
• Opel AG, Rüsselsheim, Germany
• Österreichische Post AG, Vienna, Austria
• Paracelsus University, Salzburg, Austria
• Provincial Chamber of Agriculture of Lower Austria, Austria
• Sandvik AG, Austria
• SBM Offshore Contractors, Angola
• Schering AG, Germany
• Siemens AG, Germany, Austria, Romania
• Stib Bruxelles, Service de Selection et de Recrutement, Brussels, Belgium
• Stuttgarter Straßenbahnen AG, Germany
• Sumitomo Corp., Japan
• TU Hamburg, Germany
• Voestalpine Bahnsysteme, Austria
• Volkswagen Group South Africa, South Africa
• Volkswagen AG, Wolfsburg, Germany
• Wacker-Chemie, Burghausen, Germany
• Western Union, Lithuania
• Zurcher Versicherung, Austria

• Adecco, France
• Austrian Employment Office, Austria
• Berufliches Bildungs- und Rehabilitationszentrum (occupational training and rehabilitation center), Austria
• Berufsbildungswerke (training centers for the disabled), Germany
• Berufsförderungsinstitut Österreich (vocational training institute), Austria
• Berufsförderungswerke (occupational rehabilitation centers for the disabled), Germany
• Catro Personalberatung GmbH, Austria
• Czech Employment Office, Czech Republic
• IEFP Employment Office, Portugal
• Meurs HRM, Netherlands
• Mulhouse Work Reintegration, France
• Polish Employment Office, Poland
• Randstad, Netherlands
• Swedish Employment Office, Sweden
• Stib Bruxelles, Service de Selection et de Recrutement, Brussels, Belgium
• Student counselling, University of Linz, Austria
• Wirtschaftsförderungsinstitut Österreich (business promotion institute), Austria

• Austrian Army, Austria
• Bayerische Bereitschaftspolizei (Bavarian police tactical unit), Germany
• Belgian Army, Belgium
• BZ Münster, Münster police medical service, Germany
• Danish Army, Denmark
• Finnish Defense Forces, Finland
• German Army, Germany
• G.N.R. - Guarda Nacional Republica, Portugal
• Komenda Wojewodzka Policji (Police District Command), Czestochowa, Poland
• Ministry of the Interior, Slovakia
• National Crime Squad, Great  Britain
• North-Rhine/Westphalia Police Training Institute, Germany
• Norwegian Army, Norway
• Polish Army, Poland
• Portuguese Public Security Police (PSP), Portugal
• Préfecture de Police, Centre Psychotechnique, Paris, France
• Royal Canadian Mounted Police, Canada
• SAPS Police, South Africa
• Singapore Military, Singapore
• Special Protection Group, India
• South African Army, South Africa

• Anglo Gold, Ghana
• Ashanti Goldmines, Zimbabwe
• Austar Mine, Australia
• Barrick Gold Corporation, Argentina
• Barrick Pueblo Viejo, Dominican Republic
• Beatrix Mine, South Africa
• Beeshoek Mine, South Africa
• BHP Minerals, Zimbabwe
• BHP Mining, Central North Queensland, USA
• BHP World Minerals, Gedung Bri, Indonesia
• CSER Mining, South Africa
• Finch Mine Group, South Africa
• Grootgeluk Mines, South Africa
• Impala Platinum Mine, South Africa
• Iscor Sishen Mine, South Africa
• Jwaneng Mines, Botswana
• Klipfontein Mine, South Africa
• Kumtor Mining, Kyrgyzstan
• Minera Argentina Gold, Argentina
• Orapa Mine, South Africa
• Premier Mine, South Africa
• PT Leighton Contractors, Indonesia
• Rasimon Platinum Mine
• Roche Mining, Laos
• Rossing Uranium Limited Mine, Namibia
• Vaal Reefs, South Africa

Letter of reference by Sandton Plant Hire, South Africa (pdf)
Letter of reference by Future Force Consulting, South Africa (pdf)
Letter of reference by Rio Tinto Rössing Uranium, Namibia (pdf)
Letter of reference by Assmang Iron Ore Khumani Mine, South Africa (pdf)

The Vienna Test System is used by more than 530 universities, including:

• Bucharest University, Romania
• Cairo University, Egypt
• Charles University, Czech Republic
• Ege University, Turkey
• Free University, Amsterdam, Holland
• Free University, Berlin, Germany
• Hong Kong Polytechnic University, China
• Institute of Medical Psychology at Ludwig Maximilians University, Munich, Germany
• International Training Program, Lund University, Sweden
• J. Gutenberg University, Germany
• J. W. Goethe  University, Germany
• Kocaeli University, Turkey
• Lund University, Sweden
• Massey University at Albany, Auckland, New Zealand
• National Central University, Taiwan, China
• National University of Malaysia, Malaysia
• Psychology Institute of the University of Zurich, Switzerland
• Ruhr University, Bochum, Germany
• RWTH, Aachen, Germany
• Seoul National University Hospital, South Korea
• Tehran University College, Iran
• Tibiscus University, Romania
• TU Berlin, Germany
• Universitá Cattolica del Milano, Italy
• Universitair Medisch Centrum Utrecht,  Netherlands
• Universidad Complutense de Madrid, Spain
• University of Athens, Greece
• University of Barcelona, Spain
• University of Basel, Switzerland
• University of Bern, Switzerland
• University of Buenos Aires, Argentina
• University of Debrecen, Hungary
• University of Georgia, USA
• University of Graz, Austria
• University of Heidelberg, Germany
• University of Indonesia, Indonesia
• University of Innsbruck, Austria
• University of Lusiada do Porto, Portugal
• University of Michigan, USA
• University of Paris, France
• University of Rio Grande do Sul, Brazil
• University of Sao Paulo, Brazil
• University of Sunderland, Great Britain
• University of Vienna, Austria
• University of Zürich, Switzerland
• Waterford Institute of Technology, Ireland