About Us

David Ruberg

President, Chief Executive Officer, Vice Chairman and Executive Director

David Ruberg joined us as President and Chief Executive Officer in November 2007 and became Vice-Chairman of our Board of Directors when it became a one-tier board in 2011.

David served as Chairman of our Supervisory Board from 2002 to 2007 and on the Management Board from 2007 until the conversion into a one-tier board. From January 2002 until October 2007 he was affiliated with Baker Capital, a private equity firm. From April 1993 until October 2001 he was Chairman, President and CEO of Intermedia Communications, a NASDAQ listed broadband communications services provider, as well as Chairman of its majority-owned subsidiary, Digex, Inc., a NASDAQ-listed managed web hosting company. He began his career as a scientist at AT&T Bell Labs, contributing to the development of operating systems. He holds a Bachelors degree from Middlebury College and a Masters of Computer and Communication Sciences from the University of Michigan.

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