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Supervisory Board

The supervisory body of adesso SE

Prof. Dr. Volker Gruhn

Chairperson of the Supervisory Board, Chairperson of the Nomination Committee

Prof. Dr. Volker Gruhn (born in 1963) was a co-founder of adesso SE in 1997 and is now the Chairperson of the Supervisory Board. He is Head of the Software Engineering Department at University of Duisburg-Essen. His research focuses on software processes for the development of data-driven and mobile applications as well as cyber-physical systems. Prof. Dr. Gruhn is the author and co-author of more than 450 national and international publications and conference contributions. He is member of the University Council of Leipzig University and member of the board of trustees of the Fraunhofer-Institute for Software and System Technology. Furthermore he is member of the advisory council of the BIPRO initiative. The BIPRO initiative is an association of finance companies that aim to optimize cross-company processes by developing functional and technical standards.

Further mandates in Supervisory Boards: Besides being the chairperson of the Supervisory Board of adesso SE, Prof. Dr. Gruhn is the Chairman of the Supervisory Board of Staige One AG, Essen, as well as Member of the Business Council of Borussia Dortmund, Dortmund, and member of the University Council of the University of Leipzig, Leipzig.

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Prof. Dr. Volker Gruhn

Stefanie Kemp

Member of the Supervisory Board

Stefanie Kemp (born 1963) started out in the healthcare and pharmaceutical industries, where she specialised in information technology at an early stage of her career. Her main areas of expertise are the transformation, innovation and digitalisation of companies. Ms Kemp, who lives in Düsseldorf, has been Chief Transformation Officer and a member of the management board of Sana Kliniken AG since September 2022. Her management contract was extended in 2025 by three years until 2028. Previously, Ms Kemp was head of the German operations at the US software company Oracle and Chief IT Officer at several financial service providers and international family-run companies, as well as Chief Digital Officer (CDO) at the energy company RWE/innogy SE.

Further mandates in Supervisory Boards: Besides being a member of the Supervisory Board of adesso SE, Stefanie Kemp also sits on the family advisory council of BJB GmbH & Co. KG, Arnsberg.

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Stefanie Kemp

Christoph Junge

Member of the Supervisory Board, Chairman of the Audit Committee

Christoph Junge (born in 1970) is Group CFO of Telio BidCo Germany GmbH, the parent company of the Telio Group based in Hamburg, which offers communication and media systems in over 20 countries, particularly for the prison system. In this role, he is responsible for finance and accounting for the rapidly growing group of companies, as well as for legal and compliance. Previously, the graduate industrial engineer was also responsible for finance at other companies, such as from 2020 to 2021 as Group CFO for netgo GmbH and from 2005 to 2019 as a member of the Executive Board (CFO) of adesso SE and its predecessor companies. From 2021 to 2024, he was Head of Corporate Development with power of attorney, responsible for strategic internationalisation and M&A initiatives at adesso. He began his professional career after completing his studies in Hamburg as an M&A consultant.

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Christoph Junge

Michael Kenfenheuer

Member of the Supervisory Board

Michael Kenfenheuer (born in 1958) was a member of the Executive Board of adesso SE from 2000 to 2023. From 2011 to mid-2015, he was Co-CEO and served as CEO from July 2015 until his retirement in December 2023. He successfully managed the Banking and Insurance divisions for many years. He was also responsible for Sales Support, Inside Sales, Corporate Account Management and Event Management. Based on his many years of experience in corporate management and project management, he has made a significant contribution to establishing and expanding the network of technical and industry experts.

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Michael Kenfenheuer

Rainer Rudolf

Member of the Supervisory Board (Deputy Chairman), Member of the Audit and Nomination Committees

Rainer Rudolf (born in 1962) holds a degree in computer science from the University of Dortmund, co-founded adesso SE in 1997 and determined the company’s early, solid economic development in the role of CEO until 2011. His area of responsibility included the areas of finance, accounting and controlling as well as the areas of human resources, administration and legal affairs. After leaving the board in September 2011, Rainer Rudolf headed Stock Informatik GmbH & Co. KG, a leading software company in the field of occupational medicine and occupational safety, which was acquired by CompuGroup Medical Deutschland AG in 2015. From December 2016, Rainer Rudolf was responsible for the Dortmund-based software company W3L AG as a member of the Executive Board. Following the sale of the company and its merger with the parent company SMF GmbH in May 2021, he joined the management of SMF GmbH until his departure in June 2024. He currently manages the business of altabene GmbH and works as a consultant for corporate strategy and organisation.

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Rainer Rudolf

Michael Zorc

Member of the Supervisory Board

From 1998 to 2022, Michael Zorc (born 1962) was sporting director of Ballspielverein Borussia 09 e.V. Dortmund (BVB). In this role, he held the highest level of management responsibility for all the football activities at the Bundesliga club, right down to the youth teams. He therefore has an excellent network in the sector, as well as proven expertise in the field of sports management. Before becoming an official, Michael Zorc was a professional footballer for Borussia Dortmund from 1981 to 1998. At the beginning of his professional career, he also studied economics at the University of Dortmund.

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Other supervisory board mandates: In addition to his supervisory board mandate at adesso SE, Michael Zorc is a member of the supervisory board of Borussia Dortmund GmbH & Co. KGaA, Dortmund.

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