Supervisory Board

Since the Annual Shareholders Meeting on May 21, 2008, the QSC Supervisory Board has comprised four shareholder representatives and two employee representatives. At the suggestion of its former Chairman, John C. Baker, the newly formed Supervisory Board elected the Supervisory Board Vice Chairman and Chairman of the Annual Shareholders Meetings of long years' standing, Herbert Brenke, as its Chairman. 

Supervisory Board
Herbert Brenke Chairman	An independent telecommunications consultant, he has been a member of the QSC Supervisory Board since its IPO. In the 1990s he had built mobile communications provider E-Plus, and was in charge of its business from 1993 to 1998. Prior to that, he had been in charge of Thyssen Rheinstahl Technik and had been a member of the management board at Thyssen Handelsunion since 1983.
John C. Baker Vice Chairman	Since 2000, the founder and general partner of the Baker Capital Group, a private equity fund based in the U.S., has represented QSC's largest shareholder on the Supervisory Board. A Harvard graduate, he has been active in the private equity industry for more than 25 years, and had already invested in QSC prior to its initial public offering in 1999.
Gerd Eickers	After three years on the Management Board, the second QSC co-founder returned to the Supervisory Board in June 2004. Since February 2005, this postgraduate economist has additionally been serving as the president of VATM, the premier telecommunications industry association in Germany.
David Ruberg	This postgraduate information technology professional has been the CEO of Netherlands-based InterXion, a leading European provider of data centers and managed services, since November 2007. A native of the United States, he has been a member of the QSC Supervisory Board since 2000.
Klaus-Theo Ernst Employee Representative	In May 2008, the workforce elected the Head of Project Management at network operating company Plusnet as one of its two representatives on the newly formed QSC Supervisory Board. Klaus-Theo Ernst has worked at QSC since early 2001.
Jörg Mügge Employee Representative	In May 2008, the QSC workforce elected the Head of Processes and Projects at Plusnet as its second representative on the QSC Supervisory Board. Jörg Mügge has been employed at QSC since April 2002.

Information on the remuneration of the Supervisory Board can be found here.

Functions of the Supervisory Board

The members of the Supervisory Board represent functions in the following companies:

Overview of member´s mandates
John C. Baker	Chairman of Supervisory Board	InterXion Inc., Schiphol-Rijk, Netherlands
Herbert Brenke	Chairman of Supervisory Board	ASKK Holding AG, Hamburg, Germany
	Member of Supervisory Board	SHS VIVEON AG, Munich; Germany
Gerd Eickers	Chairman of Supervisory Board	Contentteam AG, Cologne, Germany
	Member of Supervisory Board	Amisco NV, Brüssel, Belgium
David Ruberg	Member of Board of Directors	Adaptix Inc., Dallas, USA
	Member of Board of Directors	Broadview Networks Inc., New York, USA