Board of Directors

John Burris, CEO

John Burris joined Sourcefire in July 2008 and serves as its Chief Executive Officer (CEO).

Previously, John was a key contributor to the decade of growth achieved by Citrix Systems, Inc., a publicly traded information technology (Nasdaq:...

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Martin Roesch, CTO

Martin Roesch founded Sourcefire in 2001 and serves as its Chief Technology Officer (CTO). A respected authority on intrusion prevention and detection technology and forensics, he is responsible for the technical direction and product development...

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Steven R. Polk, Chairman of the Board

A thirty-eight year Air Force veteran, General Polk joined the Sourcefire board in August of 2006 and was named Chairman of the Board in February 2009. Prior to joining the Sourcefire board, he retired in February of 2006 as Inspector General of...

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John Becker, Independent

John Becker is the Chief Executive Officer (CEO) of Approva Corporation. Prior to Approva, Mr. Becker was CEO of Cybertrust, acquired by Verizon Business in 2007. With more than 20 years of industry expertise, Mr. Becker is a seasoned...

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Michael Cristinziano, Independent

Michael Cristinziano joined the Sourcefire board of directors in March 2009 and is currently Corporate Vice President, Strategic Development at Citrix Systems, Inc. (Nasdaq: CTXS), where he is responsible for several corporate finance functions,...

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Tim Guleri, Independent

Currently a managing director with Sierra Ventures, Mr. Guleri specializes in enterprise and infrastructure software-focused companies.

Before joining Sierra Ventures, Tim was the Vice Chairman and Executive Vice President with Epiphany;...

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Arnold L. Punaro, Independent

Maj. Gen. Arnold L. Punaro (ret.) was elected to our Board of Directors in May 2010. General Punaro also served on our Board from January 2007 to May 2009. General Punaro is currently Executive Vice President, Government Affairs, Communications...

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