Board of Directors

Tae Hea Nahm , Director

Tae Hea Nahm has served as one of our directors since September 2007 and as our Chairman since April 2014. Mr. Nahm has been a Managing Director of Storm Ventures, a venture capital firm he co-founded, since September 2000. Prior to Storm Ventures, Mr. Nahm was a partner at the law firms of Venture Law Group and Wilson Sonsini Goodrich & Rosati. Mr. Nahm also serves on the board of directors of Marketo, Inc., several privately held companies, and served on the board of directors of Com2uS Corporation, a South Korean mobile game development company, from 2005 to 2013. Mr. Nahm holds an A.B. in Applied Mathematics from Harvard University and a J.D. from the University of Chicago Law School.

Member of the Nominating and Corporate Governance Committee
Chair of the Compensation Committee

Jessica Denecour , Director

Jessica Denecour has served as Senior Vice President and Chief Information Officer of Varian Medical Systems since January 2006. Prior to Varian, Ms. Denecour worked for Agilent Technologies as VP of Enterprise Applications from April 2005 to December 2005 and as VP of Global Infrastructure from June 2000 until March 2005. Prior to Agilent, Ms. Denecour worked for 18 years at Hewlett Packard in increasing levels of responsibility, most recently as Senior Director of IT for Test and Measurement until that business was spun off into Agilent. Ms. Denecour holds a B.S. degree in Business Administration and Management Information Systems from California Polytechnic State University in San Luis Obispo. She brings to the Board specific expertise in information technology and cyber security.

Aaref Hilaly , Director

Aaref Hilaly has served as one of our directors since June 2012. Mr. Hilaly joined Sequoia Capital, a venture capital firm, in April 2012. He currently serves on the board of directors of a number of privately-held companies, including Skyhigh Networks, Inc. and ThousandEyes, Inc. Prior to joining Sequoia Capital, Mr. Hilaly served as Vice President, Engineering at Symantec from June 2011 to April 2012. He was the Chief Executive Officer of Clearwell Systems, Inc. a provider of analytics software for electronic discovery, from April 2005 until Clearwell’s acquisition by Symantec in June 2011. Prior to that, Mr. Hilaly was the founder and Chief Executive Officer of CenterRun, Inc., a pioneer in datacenter automation, which was acquired by Sun Microsystems, Inc. Mr. Hilaly holds an M.B.A. from Harvard Business School, a Masters degree in Economics from McGill University and a B.A. from Oxford University.

Member of the Audit Committee

Matthew Howard , Director

Matthew Howard has served as one of our directors since March 2008. Mr. Howard joined Norwest Venture Partners, a venture capital firm, in August 2000 and became managing partner in 2013. Mr. Howard currently serves on the board of directors of several privately-held companies, including Blue Jeans Network, Inc., Bitglass, Inc., Hadapt, Inc. and Bluenose Analytics, Inc. Mr. Howard holds a B.B.A. in Business Administration with an emphasis in information systems from Chaminade University of Honolulu and an M.S. in telecommunications management from Golden Gate University.

Member of the Nominating and Corporate Governance Committee
Member of the Compensation Committee

Ken Klein , Director

Since October 2013, Mr. Klein has served as Chairman of the Board and Chief Executive Officer of Tintri, a virtualization-aware storage company. Previously, he was with Wind River, an embedded software company, where he served as a director from July 2003 and as Chairman of the Board, President and Chief Executive Officer from January 2004 until Wind River's $1 billion acquisition by Intel in June 2009. Mr. Klein continued as President of Wind River after it became an Intel subsidiary until October 2013. Prior to joining Wind River, Mr. Klein was with Mercury Interactive Corporation, a software company focused on business technology optimization, where he served as Chief Operating Officer from January 2000 until December 2003. He also served as a director of Mercury Interactive from July 2000 until December 2003 and held management positions there from 1992 through 1999, including President of North American Operations and Vice President of North American Sales. Mr. Klein holds a B.S. in electrical engineering and biomedical engineering from the University of Southern California. He is a USC Distinguished Alumnus, member of the USC Viterbi School of Engineering Board of Councilors, founder of USC's Klein Institute for Undergraduate Engineering Life (KIUEL), and a USC Trustee.

Member of the Audit Committee

Frank Marshall , Director

Frank Marshall has served as one of our directors since December 2007. Mr. Marshall is an early stage technology investor and management consultant, and he has been actively involved in early stage investing with Timark LP and later as General Partner of Big Basin Partners LP since 1997. Mr. Marshall has served on the board of directors of the wireless networking company Aerohive Networks, Inc. since March 2011. Mr. Marshall served on the board of directors of Infoblox Inc., an automated network control company, from March 2004 to December 2013. Mr. Marshall served on the board of directors of PMC-Sierra Inc., a semiconductor company, from April 1996 until February 2012, and served as its lead independent director from May 2005 until February 2012. Mr. Marshall joined the board of directors of Juniper Networks, Inc. in April 2004 in connection with Juniper’s acquisition of Netscreen Technologies, Inc., an integrated network security solutions company, and served as a member of the Juniper board of directors until February 2007. Previously, Mr. Marshall served on the board of directors of Netscreen from December 1997 until April 2004, acting as Chairman of the Board of Netscreen from November 2002 until April 2004. He served as Vice President and then General Manager, Core Business Products unit of Cisco Systems, Inc. from 1992 until 1997. Mr. Marshall holds a B.S. in Electrical Engineering from Carnegie Mellon University and an M.S. in Electrical Engineering from University of California, Irvine.

Chair of the Nominating and Corporate Governance Committee
Member of the Compensation Committee

James Tolonen , Director

James Tolonen has served as one of our directors since February 2014. Mr. Tolonen served as the Senior Group Vice President and Chief Financial Officer of Business Objects, S.A., an enterprise software solutions provider, where he was responsible for its finance and administration functions commencing in January 2003 until its acquisition by SAP AG in January 2008. He remained with SAP AG until September 2008. Mr. Tolonen served as the Chief Financial Officer and Chief Operating Officer and a member of the board of directors of IGN Entertainment Inc., an Internet media and service provider focused on the videogame market, from October 1999 to December 2002. He served as President and Chief Financial Officer of Cybermedia, a PC user security and performance software provider, from April 1998 to September 1998, and as a member of its Board of Directors from August 1996 to September 1998. Mr. Tolonen served as Chief Financial Officer of Novell, Inc., an enterprise software provider, from June 1989 to April 1998. Mr. Tolonen has served on the board of directors of Imperva, Inc., an enterprise data center security company, since July 2012, and served on the board of directors of Blue Coat Systems, Inc. from May 2008 to February 2012, and Taleo Corporation from August 2010 to April 2012. Mr. Tolonen holds a B.S. in Mechanical Engineering and an M.B.A. from the University of Michigan. Mr. Tolonen is also a Certified Public Accountant.

Chair of the Audit Committee

Board Committees

Below is a summary of our committee structure and membership information. To read more about any of the committees, click on the committee names in the chart below.

Audit

Aaref Hilaly

Ken Klein

James Tolonen

Nominating and Corporate Governance

Matthew Howard

Frank Marshall

Tae Hea Nahm

Compensation

Matthew Howard

Frank Marshall

Tae Hea Nahm

= Chair of the Board = Chair = Member