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Managing Director Hirschen Group GmbH
Managing Director Zum goldenen Hirschen Hamburg GmbH
Managing Director Zum goldenen Hirschen Cologne GmbH
Klaus Sielker was born 1960 in Meppen/Ems, Germany. Following his studies in society and business communication management at the university of arts in Berlin, he started his career in advertising in 1989 at the agency Kath&Krapp, Munich, before he became the International Account Director for Marc Inc. (pet food) as well as other national clients like Agrarfrost and GEO at DMB&B Worldwide, Hamburg. In 1998 he began working with Zum goldenen Hirschen and became Managing Director for the Hamburg branch in 2002. In 2003 he started the Cologne branch, which he heads up in the role of Managing Director as well. Since 2005 he is shareholder and partner of the Hirschen Group GmbH.