About De-CIX

Supervisory Board

Felix Hoeger

Felix Höger – Chairman of the Supervisory Board DE-CIX Group AG

Since 1 January 2018, Felix Höger has been Chairman of the Supervisory Board of the DE-CIX Group AG. In his preceding role as Chairman of the Supervisory Board of DE-CIX International AG, assumed at the beginning of 2013, he closely accompanied and successfully drove forward DE-CIX's global expansion.

Felix Höger is one of the industry's well-known pioneers and leaders of cloud computing in Germany. During the course of his traineeship in 1995, he founded the Internet Service Provider NDH, which he merged with the software manufacturer PIRONET in 2000 to become today's CANCOM PIRONET, and which he then further developed into a major German cloud provider. Following the sale of his shares in CANCOM SE and the successful merger of the company, Felix Höger was subsequently responsible as COO/CTO at QSC AG for the realignment and further development of the corporate group into a modern cloud service provider and for the operation of its entire ICT and cloud portfolio, a role he continued until 31 December 2017. Today, as a consulting partner, supervisory/advisory board member, and investor, Felix Höger supports small and medium-sized enterprises,  in particular, in a diverse array of digital projects and investments – with such support spanning the design of business models through to successful establishment on the market.

In his functions as Chairman of the Supervisory Board of DE-CIX Group AG and member of the management boards of both eco – Association of the Internet Industry and Eurocloud Deutschland, Felix Höger is closely affiliated with both the key players and the ongoing developments in the technology industry as a promoter and lobbyist.


Klaus Landefeld

Klaus Landefeld – Member of the Supervisory Board DE-CIX Group AG

Klaus Landefeld is a Member of the Supervisory Board of the DE-CIX Group AG.

He is an expert on the topics of infrastructure and networks, Internet neutrality, data retention, telecommunications surveillance, and IT security. As early as 1984, he was already setting up mailbox systems and LAN infrastructure, and in 1995 he founded Nacamar Data Communications GmbH, one of the first independent IP service providers in Germany. Following the sale of the Nacamar Group to World Online N. V., Klaus Landefeld was CTO of the pan-European technology division, where he was responsible for 1,500 technicians in 17 national subsidiaries. Since 2013, Klaus Landefeld and nGENn GmbH have been advising companies on the establishment and operation of WLAN and broadband networks, data centers, and IP-based services. He also acts as data protection and security officer for diverse carriers.

As a member of various committees worldwide, Klaus Landefeld provides advice and support to organizations and authorities. Among other roles, he is a member of the Committee for Technical Regulation in Telecommunications (ATRT) of the German Federal Network Agency, and a founding member of DENIC eG, AMS-IX, and MINX. Klaus Landefeld is also Vice Chair of the Management Board of eco – Association of the Internet Industry, where he has been a member of the management board since 1997.


Harald Summa

Harald A. Summa – Member of the Supervisory Board DE-CIX Group AG

Harald A. Summa is a member of the DE-CIX Group AG Supervisory Board. From 1996 to 2022, Summa was Chief Executive Officer (CEO) of DE-CIX, and from 2017 bis 2022 Chair of the Board of the der DE-CIX Group AG. Harald A. Summa is also the founder and former CEO of the eco Association – the largest Internet industry association in Europe.

As a co-initiator, Harald A. Summa was involved in the foundation of the European associations EURO-ISPA and Euro-IX, whose aim is in particular to improve the European Internet infrastructure. Since 2020, he has been Co-Chair of the Internet Society’s  Organization Member Advisory Council. Harald is also an elected member of the Board of Directors of the Gaia-X European Association for Data and Cloud AISBL. Previously, Harald A. Summa was also a core member of the Advisory Board for the “Young Digital Economy” of the German Federal Ministry for Economic Affairs and Energy, which seeks to provide stimulus for the future of the country’s digital economy and for the development of new digital technologies, and a member of the Advisory Board for the “Digital Economy” in the state of North Rhine-Westphalia.

Harald A. Summa has been active in management and consulting in the Internet and IT industry for more than 40 years, during which time he has spent more than 25 years managing various companies. He was a Lecturer at the University of Cologne in Applied Informatics for a period of 10 years. Summa has written many specialists articles and given lectures on the topics Communication, Marketing, and Sales. Summa’s numerous publications, as well as TV and radio appearances, focus in particular on the topics the Internet, security, and e-commerce.


Rudolf van Megen

Rudolf van Megen – Member of the Supervisory Board DE-CIX Group AG

Since January 2018, Rudolf van Megen has been Member of the Supervisory Board of the DE-CIX Group AG. In his preceding role as Member of the Supervisory Board of DE-CIX International AG (since 2013), he closely accompanied and successfully supported DE-CIX's global and international expansion.

Rudolf van Megen is one of the startup pioneers in Germany. In 1982 he co-founded SQS Software Quality Systems AG as a new service for independent testing and quality assurance. In his role as CEO he drove the expansion from a German market leader to the largest international market leader for this specialized service in IT development and maintenance. In 2005 SQS made an IPO in London on LSE/AIM as the first Germany company, since at that time the financial market for technology companies was only available in the United Kingdom. That further supported the international growth of SQS to become the digital quality assurance services provider. After 30 years he relinquished his role as CEO, but he remained a large shareholder and supporter of independent testing. At the end of 2017, SQS was acquired by Assystem Technologies.

Since 2012, Rudolf van Megen has functioned as a business angel, advisor, and co-founder and/or investor in numerous startups in Germany and the UK. Rudolf is Chairman of the Board of German ICT & Media Institute e.V. (since 2015) as well being a member of the Advisory Board of InsurLab Germany (since 2017). Rudolf van Megen volunteers additional time for different organizations: He is an Industry Ambassador of the City of Cologne, a Board Member of the Council of Media and IT for the City of Cologne, and Head of the ICT Committee of Cologne Chamber of Commerce.