Ralf Siefen, Chief Executive Officer, founded the Data Center Group in 2005 under the name proRZ Rechenzentrumsbau GmbH and built it up into one of the market-leading companies for the consulting, planning, construction, service and operation of data centers. Today, the company employs around 200 people and can look back on more than 2,500 national and international projects.
Ralf Siefen gained his expertise in the planning and realization of data centers in during his professional career with the company Lampertz. There he was responsible for national and international project management for more than 12 years as a member of the management board.
As before, his great passion is the design of secure, efficient, highly available and sustainable data centers that are future-oriented and adapt to the needs of small and medium-sized enterprises up to corporations and hyperscalers.
Donald Badoux is Chief Sales Officer and is responsible for sales and marketing at the Data Center Group.
The sales professional has been working in the IT and data center industry for more than 35 years. He has a technical background through his studies in Telecommunications at the University of Applied Sciences in Utrecht and many years of sales experience in well-known companies in the industry.
In his last positions he was CEO of the Hyperscale Data Center Main DC Offenbach, Director of Sales DACH at datto and Managing Director DACH of the world's largest colocation provider Equinix. Throughout his career, Donald Badoux has been a companion and active shaper of the digitalized world.
Dr. Ferdinand Höfer is Chief Finance Officer of the Data Center Group and thus responsible for the commercial area of the company.
Dr. Höfer studied business administration at the universities of Regensburg and Dublin. He received his doctorate from the Institute of Business Administration at the University of Augsburg (Chair of Auditing and Controlling).
His previous positions were with PriceWaterhouseCoopers in auditing as well as in various leading controlling fiunctions in the EnBW Group. In addition to his position as CFO at Data Center Group, he is also Managing Director of the Mannheim-based partner company MVV Enamic GmbH and is thus actively involved in shaping customer solutions for sustainable energy supply and decarbonization.
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