Our Management

Michael Krüger – Managing Director

Michael Krüger, born in 1964, has been Managing Director of GISA since 2001.
The business IT specialist from Halle previously worked as managing director in various national and international companies, including VA TECH AG (Linz) and Mitteldeutsche Feuerungs- und Umwelttechnik GmbH. Krüger is closely associated with Central Germany as a business and science location. Among other things, he is the Chair of Computer Science at the Martin Luther University in Halle. In his free time, the enthusiastic basketball player plays in the university sports club in Halle. He is married and has two adult sons.

Jürgen Klaus – Management Consulting, Authorized Signatory

Jürgen Klaus, born in 1964, has worked for GISA since 1993 and coordinates the company’s entire consulting business. After completing his studies in electrical engineering, he initially worked as an application developer and IT consultant for GISA. He then managed, and was responsible for, various IT projects in the utilities industry for many years. One focus of his activities is currently the digitalization of the energy industry.

Torsten Rogosch – Managing Director IT Application Service, Authorized Signatory

Torsten Rogosch, born 1970 in Halle, has been with GISA since 2000. The business economist initially worked as a consultant and project manager in the SAP environment. He then took on various management tasks and has been a member of the Executive Board since 2008. His responsibilities include the GISA Innovation Center. As a former competitive athlete, he keeps fit today with jogging and volleyball. Rogosch is married and has one son.

Dr. Steffen Vieweg – Management IT Infrastructure Operation, Authorized Signatory

Dr. Steffen Vieweg, born in 1969, studied physics at the Martin Luther University Halle, where he received his doctorate. He has been with GISA since 1997. After starting in network and system administration, he assumed management responsibilities in 2000. Today, he is a member of GISA’s management board and is responsible for IT infrastructure operations.
The Halle native keeps fit with volleyball, racing bikes, and running.

Heino Feige – Managing Director Marketing and Sales, Authorized Signatory

Heino Feige, born in 1975, has been with the company since 2009 and today heads the Marketing and Sales division as authorized signatory. Prior to this, the businessman worked for the Deutsche Telekom AG/T-Systems Group for over 15 years in various divisions and segments of the company’s sales organization. Heino Feige is active in the Federal Association of Sales Managers, as Deputy Chairman of the Board of the Cluster IT Mitteldeutschland e. V. as well as in various regional and supra-regional IT networks.

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