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Board of Management

Member of the Board of Management at Deutsche Telekom AG responsible for T-Systems

Reinhard Clemens

Reinhard Clemens

Chief Executive Officer T-Systems
Reinhard Clemens (born 1960) is Chief Executive Officer of T-Systems and a Member of the Board of Management of Deutsche Telekom AG. He has been the member responsible for T-Systems on the Telekom board since December, 2007.
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Mr. Clemens launched his career as General Manager of the Association for Industry Automation in 1990. In 1994, Mr. Clemens began his career at IBM, holding various positions in sales, service and outsourcing until he left the company in 2001 to join Systematics AG. There he served as member of the board of management responsible for sales.
In 2001, Mr. Clemens began working for EDS in Germany. As the chairman of the executive board, he was responsible for sales, business operations and strategy in Central Europe.
Mr. Clemens graduated with a degree in electrical engineering from the RWTH Aachen University in Aachen, Germany, having also worked as a research assistant for the machine tool engineering chair at the same university.
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Information Technology (IT) Division

Dr. Ferri Abolhassan

Dr. Ferri Abolhassan

Director of Information Technology (IT) Division
Ferri Abolhassan (born 1964) joined T-Systems in September 2008 and holds a doctorate in computer science. He started his career in research and development in 1987 at Siemens in Munich. From 1989 to 1991 his work in the field of parallel computer architecture brought him to IBM in the United States. Between 1992 and 2001, Dr. Abolhassan held various management positions at SAP. As Senior Vice President of SAP’s global "Retail and Consumer Products" business unit, he successfully developed and marketed SAP’s channel management solution in the retail sector.
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Ferri Abolhassan (born 1964) joined T-Systems in September 2008 and holds a doctorate in computer science. He started his career in research and development in 1987 at Siemens in Munich. From 1989 to 1991 his work in the field of parallel computer architecture brought him to IBM in the United States. Between 1992 and 2001, Dr. Abolhassan held various management positions at SAP. As Senior Vice President of SAP’s global "Retail and Consumer Products" business unit, he successfully developed and marketed SAP’s channel management solution in the retail sector.
In 2001, he moved to IDS Scheer AG, where he was CEO and Co-Chairman. During his tenure, he increased the sales and revenue figures of this internationally active software and consulting company. In 2005, Dr. Abolhassan rejoined top management at SAP – most recently as Executive Vice President EMEA (Europe, Middle East & Africa). Ferri Abolhassan is an author and the publisher of numerous publications and books on the subjects of realtime enterprise, business process management and internationalization.
Ferri Abolhassan has been both head of Systems Integration at T-Systems and a member of the T-Systems Board of Management since September 2008. At the end of 2010, Abolhassan took over responsibility for the Production unit. The Production and Systems Integraton units were brought together within the Delivery unit, which was taken over by Dr. Abolhassan, effective January 1, 2013.
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Telecommunication (TC) Division

Patrick Molck-Ude

Patrick Molck-Ude

Member of the Board of Management of T-Systems TC (Telecommunications)
After an international School education (Japan, South Africa) and studying business administration, Patrick Molck-Ude, born in 1966, spent in various Top Management positions at IBM.
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After an international School education (Japan, South Africa) and studying business administration, Patrick Molck-Ude, born in 1966, spent in various Top Management positions at IBM.
In 2004 he moved as Executive Vice President Multinational Corporations to T-Mobile International AG in Bonn.
Two years later Molck-Ude joined T-Mobile Deutschland GmbH as Senior Vice President Business Sales. At Deutsche Telekom AG, Business Customers he was appointed Senior Vice President Business Sales and Member of the Board of Management from 2007 until 2010.
From 2010 he was Senior Vice President Business Customer Sales and Service and since 2013 he departed as Senior Vice President Sales and Service Business Customers at Telekom Deutschland GmbH.
Since January 2015 Patrick Molck-Ude has been Head of TC (Telecommunications) Division at T-Systems and Member of the Board of Management of T-Systems International.
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IT Telekom

Dr. Markus Müller

Dr. Markus Müller

Chief Information Officer (CIO) of Deutsche Telekom
Markus Müller (born in 1962), earned his doctorate in computer science at the University of Passau. He started his professional career at McKinsey & Co., mainly working in Germany and the USA in the finance industry. He held various IT management positions in Allianz Group and at Dresdner Bank afterwards.
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Markus Müller (born in 1962), earned his doctorate in computer science at the University of Passau. He started his professional career at McKinsey & Co., mainly working in Germany and the USA in the finance industry. He held various IT management positions in Allianz Group and at Dresdner Bank afterwards.
Following his time as Associate Principal and member of the Business Technology Office at McKinsey & Co., Markus Müller moved to Allianz in 2000, initially responsible for the e-Business strategy of the Allianz Group. After building up Group IT, he took over the lead for IT restructuring and Direct Banking as Chief Operating Officer IT at Dresdner Bank in 2003. Three years later Markus Müller returned to Allianz as Head of Group IT, responsible for the development of an international IT Shared Service approach in the operative insurance business. As Chief Executive Officer of the European data center, he successfully steered the pan-European consolidation. In 2010, Markus Müller was appointed Chief Information Officer of the Allianz Holding.
Since June 1, 2012, Markus Müller has been Director of Telekom IT at T-Systems International GmbH. In this position, he is responsible for IT at Deutsche Telekom Group.
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Human Resources

Pepping Georg

Georg Pepping

Director Human Resources
Georg Pepping (born 1969) began his career with the Deutsche Telekom Group in 1997 as a commercial lawyer at T-Data Gesellschaft für Datenkommunikation mbH, where he took over as head of the internal legal department the following year. In 1999 he moved to the Group Employee Terms and Conditions department at Deutsche Telekom AG Group Headquarters, where he was responsible for collective bargaining at domestic Group companies. He was appointed head of the Remuneration Systems and Total Compensation department in 2001.
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In 2003, Mr. Pepping took over the Human Resources Management (HRM) central department at Deutsche Telekom AG Group Headquarters. As Head of the HRM Competence Center, he was responsible for compensation & benefits within the Deutsche Telekom Group, including social, collective agreement and co-determination policies in the Group.
Georg Pepping has been Head of Human Resources and Labor Director at T-Systems and member of the Board of Management since September 1, 2010.
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Finance & Controlling

Thilo Kusch

Thilo Kusch

Director Finance & Controlling
Thilo Kusch came to the position of the Chief Executive Officer of Makedonski Telekom and President of the Board of Directors of T-Mobile Macedonia on April 8th, 2013. Mr. Kusch comes to Makedonski Telekom from the position of Chief Financial Officer of Magyar Telekom. He holds a degree in communication engineering and business administration from Technische Universität Berlin.
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He started his career by establishing and successfully running a private company selling PCs and PC networks to residential and small business customers.
From 1992 to 1998, he worked in a leading position in Arthur D. Little's Telecoms, IT, media and entertainment practice as a management consultant.
From 1998 to 2001, he was telecommunications equity analyst with Dresdner Kleinwort Wasserstein.
He joined Deutsche Telekom Group in 2001 as a Senior Director in charge of IPO preparations and investor relations for T-Mobile International. Since April 2002, he was a Senior Executive Vice President of Deutsche Telekom in charge of investor relations. From 2006 he has been part of Magyar Telekom as Chief Financial Officer and member of the Board of Directors of Magyar Telekom.
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