Management Board

Markus Hendrich (Chief Executive Officer)


(born 1980) has been active in the IT/Telecom Industry since 2001 in various capacities involving technology, planning, research and development of nationwide telecommunications networks. Markus Hendrich was appointed to ecotel's Executive Board on July 1, 2020, initially in the role of Chief Digital Officer (CDO), and from October 2021 as Co-Chairman of the Executive Board. As sole Chairman of the Executive Board since September 2022, he has been responsible for Strategy, Technology, Operations, Portfolio and Processes, as well as central administrative functions.

After obtaining an in-service degree in industrial psychology, ecotel’s future Chief Digital Office (CDO) worked for more than 10 years in different management positions at QSC AG and Plusnet GmbH, a company of EnBW, until 30/06/2020 as Managing Director for Technology, Product Management and Marketing.

For the past 10 years Markus Hendrich has also been active in regulatory matters and has helped to shape the German telecommunications market not only on a national but also on a EU level.. He is co-author of several broadband standards and, before joining ecotel, was a member of the extended executive committee of the competitors' association VATM.


Peter Zils (Deputy Chairman of the Management Board)


(born 1963) is the company founder and Deputy Chairman of the Executive Board of ecotel communication ag and is responsible for Strategy, Wholesale and Regulation as well as Finance and Investor Relations.

He worked as an independent entrepreneur even during his studies at the Bochum University of Applied Sciences, where he completed a degree in communications engineering. In January 1998 Peter Zils established ecotel communication with headquarters in Düsseldorf, which meanwhile has developed into a group of companies with various subsidiaries and holdings.

Since February 2015, Peter Zils has been a member of the VATM board. More than one hundred twenty telecommunications and value-added service providers have joined forces to form Germany’s most important association of competitors on the German telecom market. As a member of the association Peter Zils is actively committed to improving market and competitive conditions for the telecom industry through regulatory and political measures. A particular focus is on the interests of business solution providers and their customers.


Achim Theis (Member of the Board of Management)


(born 1964) has been working in the company since 1 January 1999, at first as managing director of ecotel communication GmbH and since 1 June 2001 as a member of the Management Board. Since September 1, 2016, in his capacity as Chief Commercial Officer (CCO), he is responsible for sales, marketing and key account management.

After completing his studies in Business Administration at the German Academy of Administration and Economics (Verwaltungs- und Wirtschaftsakademie (VWA)), he first worked in different Sales and Marketing management positions in various industries.

Achim Theis has an experience of more than 20 years and therefore an extensive network and know-how within the telecommunications market.