Board of Directors

  • Stephen Trundle

    President and Chief Executive Officer

    Stephen Trundle has served as our President and Chief Executive Officer since May 2003 and as a member of our Board since October 2003. Previously, Mr. Trundle served in various positions with MicroStrategy Incorporated, including as Vice President of Technology and Chief Technology Officer. Mr. Trundle holds an A.B. in Engineering and an A.B. in Government from Dartmouth College. 

    • Timothy McAdam

      Chairman of the Board of Directors

      Timothy McAdam has served as chairman of our Board since April 2015 and has served as a member of our Board since July 2012. Mr. McAdam is a General Partner of Technology Crossover Ventures and has been in the venture capital industry since 1991. He currently serves on the board of directors of Rapid7, Inc., a publicly-traded cybersecurity company,, Inc., a cloud-based applications company and SilverPeak Systems, Inc., an infrastructure software company. Mr. McAdam holds a B.A. in Classics from Dartmouth College and an M.B.A. from the Stanford Graduate School of Business.

      Chairman of the Board
    • Donald Clarke


      Donald Clarke has served as a member of our Board since May 2014. Mr. Clarke currently serves as the Chief Financial Officer for Plex Systems, Inc., a privately held cloud technology company, and previously also held the position of its interim Chief Executive Officer from October 2017 through November 2018. Prior to joining Plex, from March 2008 to March 2013, he served as the Chief Financial Officer for Eloqua, Inc., a then publicly-held marketing automation company. Prior to working at Eloqua, Mr. Clarke served as Chief Financial Officer for Cloakware, Inc., a privately-held security solutions company, from August 2006 to February 2008 and for Visual Networks, Inc., a then publicly-traded application and network management solutions company, from July 2004 to March 2006. He is a member of the American Institute of Certified Public Accountants and holds a B.S. in Accounting from Virginia Polytechnic Institute and State University.

    • Darius Nevin


      Darius G. Nevin has served as a member of our Board since April 2016. Mr. Nevin is a member of G3 Capital Partners, LLC, a consulting company, which has served as an adviser to private equity firms in the fields of security, telecommunications, and recurring service industries. He is also a member of G3 Investment Holdings, LLC, an investment company. Prior to co-founding G3 Capital Partners, LLC in October 2010, Mr. Nevin served as chief financial officer of Protection One, Inc., a then publicly-traded security monitoring company, from 2001 until June 2010. He served as a director and chairman of the audit committee of WCI Communities, Inc., a then publicly traded community developer and luxury homebuilder, from July 2013 through its acquisition in February 2017. Mr. Nevin earned an A.B. from Harvard College and an M.B.A. from the University of Chicago Booth School of Business.

    • Hugh Panero


      Hugh Panero has served as a member of our Board since August 2010. Mr. Panero is the owner of Yellow Brick Road Ventures, LLC, a privately-held company which consults and invests in a variety of entertainment and technology companies. He is also an Adjunct Professor and former Shapiro Fellow at The George Washington University’s School of Media and Public Affairs, Washington, DC. From February 2012 to February 2013, Mr. Panero served as the Chief Executive Officer of Popdust, Inc., a digital music-oriented platform. From 2008 to 2011, he served as a Venture Partner with New Enterprise Associates, Inc. (NEA), a venture capital firm, where he focused on consumer technology opportunities. Mr. Panero was the co-founder of XM Satellite Radio, Inc. and served as its Chief Executive Officer from 1998 to 2007. He holds a B.A. in Government and Sociology from Clark University and an M.B.A. from Baruch College. 

    • Mayo Shattuck


      Mayo Shattuck has served as a member of our Board since May 2014. Mr. Shattuck is currently the chairman of the board of directors of Exelon Corporation and previously he served as the executive chairman of Exelon from March 2012 to February 2013. From 2001 until its acquisition by Exelon, he served as the Chairman, President and Chief Executive Officer of Constellation Energy Group, Inc. Mr. Shattuck was previously at Deutsche Bank AG, where he served as Chairman of the board of Deutsche Bank Alex. Brown and, during his tenure, served as Global Head of Investment Banking and Global Head of Private Banking. From 1997 to 1999, he served as Vice Chairman of Bankers Trust Corporation, which merged with Deutsche Bank in June 1999. From 1991 until 1997, Mr. Shattuck was President and Chief Operating Officer and a Director of Alex. Brown Inc., which merged with Bankers Trust in September 1997. He currently serves on the board of directors of Gap Inc. and is chairman of its audit and finance committee. Mr. Shattuck also serves as a director for Capital One Financial Corporation, where he is chairman of its compensation committee. He holds a B.A. in Economics from Williams College and an M.B.A. from Stanford University.