Dave Schaeffer
Dave Schaeffer founded our company in August 1999 and is the Chairman of the board of directors and Chief Executive Officer. Prior to founding the company, Mr. Schaeffer was the founder of Pathnet, Inc., a broadband telecommunications provider, where he served as Chief Executive Officer from 1995 until 1997 and as Chairman from 1997 until 1999. Mr. Schaeffer has been a director since 1999.

Steven Brooks
Steven Brooks has served on our Board of Directors since October 2003. Mr. Brooks currently serves as Managing Partner of BCP Capital Management, which he co-founded in 1999. From 1997 until 1999, Mr. Brooks headed the technology industry mergers and acquisition practice at Donaldson, Lufkin & Jenrette. Previously, Mr. Brooks held a variety of positions in the investment banking and private equity fields, including: Head of Global Technology Banking at Union Bank of Switzerland, Managing Partner of Corporate Finance at Robertson Stephens, founder and Managing Partner of West Coast technology investment banking at Alex Brown & Sons, and Principal at Rainwater, Inc., a private equity firm in Fort Worth, Texas.

Erel Margalit
Erel Margalit has served on our board of directors since 2000 and is a member of the Compensation Committee. Mr. Margalit has been Managing General Partner of Jerusalem Venture Partners since August 1997. He was a general partner of Jerusalem Pacific Ventures from December 1993 to August 1997. From 1990 to 1993, Mr. Margalit was Director of Business Development of the City of Jerusalem. Mr. Margalit is a director of Sepaton, Inc., Animation Lab Ltd., Cyber-Ark Software, Inc., Double Fusion Inc., Magink Display Technologies Inc., Jerusalem Software Incubator Ltd., Forterra Systems Inc., and Siano, Inc.

Richard Liebhaber
Dick Liebhaber joined Cogent's Board of Directors in March 2006 and serves as the Audit Committee Chairman. He has served on a variety of hi-tech and telecom industry Boards, including, among others, Qwest Communications (from its inception in 1996 through January 2000), Alcatel USA and MCI. Liebhaber is currently a member of the Board of Directors of JDS Uniphase, Avici Systems Inc. and ILOG Inc.

Timothy Weingarten
Timothy Weingarten has served on our board of directors since October 2003 and is a member of the Compensation Committee. Mr. Weingarten is a partner at Worldview Technology Partners, and from 1996 to 2000 was a member of the telecom equipment research group at Robertson Stephens and Company. Mr. Weingarten is also a member of the board of directors of Force10 Networks, Visage Mobile, Zoove, Inc., and Ooma, Inc.

Blake Bath
Blake Bath has served on Cogent's Board of Directors since November, 2006. He is the CEO of Bay Bridge Capital Management, LLC, an investment firm in Bethesday, MD. From 1996 until 2006, Mr. Bath was Managing Director at Lehman Brothers and as a senior equity research analyst for Lehman Brothers was Lehman’s lead analyst covering Wireline and Wireless Telecommunications Services. Prior to joining Lehman Brothers he was the primary telecommunications analyst at Sanford C. Bernstein from 1992 to 1996. From 1989 to 1992 he was an analyst in the Strategic Planning and Corporate Finance organizations at MCI Communications. Mr. Bath holds an MBA from Columbia University (1988) and a BS in chemical engineering from the University of Michigan (1984).

Lewis H. Ferguson, III
Lew Ferguson has served on our Board of Directors since March, 2007. From 2004 to February 2007 he was general counsel of the Public Company Accounting Oversight Board. He was the first general counsel of PCAOB, a not-for-profit corporation chartered by the U.S. Congress as part of the Sarbanes-Oxley Act of 2002 to oversee auditors of U.S. public companies. From 1998 to 2003 he was a partner at the law firm Williams & Connolly LLP specializing in corporate and business law matters. From 1994 to 1997 he was Senior Vice President and General Counsel and served on the board of Wright Medical Technology, Inc. He is a member of the board of directors of T.E.I. Biosciences, Inc., and Impulse Monitoring.