Executive, Divisional and Supervisory Board

Andreas Baresel

Chief Executive Officer

Andreas Baresel has been the CEO of DATAGROUP SE since March 2022. Before, he was a member of the Management Board since October 2018. He is responsible for Finance, M&A and Investor Relations as well as the service portfolio.

Following his studies in business administration, Andreas Baresel worked in several management positions with a focus on business and portfolio development in IT consulting and managed IT services.

Andreas Baresel joined the company in 2012 in connection with the acquisition of DATAGROUP Business Solutions GmbH (previously Consinto GmbH).


Dr. Sabine Laukemann

Responsible for Organization, Legal, Human Resources, Corporate Communications and ESG

Dr. Sabine Laukemann has been a member of the Management Board of DATAGROUP since April 2022 and is responsible for Organization, Legal, Human Resources, Corporate Communications and ESG.

Dr. Sabine Laukemann studied communication science and received her PhD in M&A on the topic of communication in change management. Following several public relations positions she has been involved in major IT projects at an early stage.

She has held several management positions at DATAGROUP since 2003, initially as IT Consultant and Head of Corporate Communications, and then as Managing Director of a predecessor company of today’s DATAGROUP Consulting Services GmbH, and finally as Representative Director HR since 2018.


Alexandra Mülders

Divisional Director Sales

Alexandra Mülders has been Divisional Director at DATAGROUP SE since October 2023 and is responsible for Sales.

Her task is the overall management and coordination of all sales-related activities within the Group.

Alexandra Mülders joined the company in 2010 in connection with the acquisition of the then arxes Gmbh. She had already been responsible for Sales at arxes GmbH since 2001. Alexandra Mülders has been Managing Director of DATAGROUP Köln GmbH since 2010 and, at the same time, was also Managing Director of DATAGROUP BIT Düsseldorf GmbH for 3 years.

Over the many different stages in her career, she has held management positions within the sales division of IT companies from the very beginning.


Mark Schäfer

Divisional Director Production

Mark Schäfer has been Divisional Director Production since May 2024 and is responsible for the delivery and operation of IT Services as well as for central IT Governance, Risk & Compliance Management.

Mark Schäfer has over 25 years of experience in the Managed Service Provider business in different responsibilities, also at T-Systems International amongst others. He joined the company in 2019, was Chief Information Security Officer and took responsibility of the internal IT Services.

Mark Schäfer graduated in electrical engineering (Dipl. Ingenieur Elektrotechnik (Univ)) at the FAU Erlangen-Nuremberg in 1990 and studied at the INSEAD Business School, at the IMD in Lausanne and the Cardiff University Prifysgol Caerdydd.


Heinz Hilgert

Chairman of the Supervisory Board

Heinz Hilgert is CEO and founder of TransVise GmbH, Senior Management Consulting in the financial services industry.

Before that Mr. Hilgert was CEO of the WestLB in Düsseldorf und Deputy CEO of the DZ Bank in Frankfurt. His areas of responsibility included investment banking, private banking and asset management. Previously, he held leading positions at Sal. Oppenheim KGaA, Cologne and Frankfurt, and at Chase Manhattan Bank N.A., London and Frankfurt. Heinz Hilgert studied business administration at the University of Duisburg.

Hubert Deutsch

Member of the Supervisory Board

Hubert Deutsch is Managing Director of the Cteam Consulting & Anlagenbau GmbH group of companies, one of the market leaders in the field of overhead line and mobile phone mast construction.

Previously, he was CEO of BLANK Holding GmbH and CFO in various companies of the Liebherr Group. He is also managing partner of Synth Group GmbH, the family-owned investment company. As a graduate in business administration (BA) with a focus on banking and financial management, he served in the past as a part-time member of various advisory boards for start-ups and was, among other things, chairman of the university council of the SRH Mobile University for many years.

Max H.-H. Schaber

Member of the Supervisory Board

Max H.-H. Schaber is Managing Partner of HHS Verwaltungs GmbH and founder of DATAGROUP SE, where he was Chief Executive Officer from 2006 until 2022. In 1983, Max H.-H. Schaber established DATAPEC, Gesellschaft für Datenverarbeitung mbH which later became DATAGROUP. In 1981, he completed his studies in mechanical engineering at the University of Stuttgart and as a chartered engineer (Diplom-Ingenieur (FH)) at the polytechnics in Augsburg and Reutlingen. Additionally, Max H.-H. Schaber is working for several companies as a serial entrepreneur.