Mr. Browning served as a partner at KPMG LLP, an international accounting firm, from July 1980 to his retirement in September 2009. Mr. Browning began his career at KPMG LLP in 1971, becoming a partner in 1980. Mr. Browning most recently served as KPMG's Southwest Area Professional Practice Partner in Houston. Mr. Browning has also served as an SEC Reviewing Partner and as Partner in Charge of KPMG LLP's New Orleans audit practice. Mr. Browning received a B.S. degree in Business Administration from Louisiana State University and is a certified public accountant. He currently serves on the Board and Audit Committee of Texas Capital Bancshares, Inc., a publicly traded financial holding company. Mr. Browning will bring a wealth of knowledge dealing with financial and accounting matters to our board as well as extensive knowledge of the role of public company boards of directors.
Mr. O'Hara most recently served as CEO of Integra Telecom Inc., a facility based communications company, which he had served as a director for since December 2009. Previously, he co-founded and served as the Executive Chairman of the Board of Troppus Software Corporation, an early stage software company. He sold the business to a leading international service provider in January, 2011. Prior to that, Mr. O'Hara was a co-founder Of Level 3 Communications, Inc. and served as its President from July 2000 to March 2008 and as the Chief Operating Officer of Level 3 Communications, Inc. from March 1998 to March 2008. From August 1997 to July 2000, Mr. O'Hara served as Executive Vice President of Level 3 Communications, Inc. Prior to that, Mr. O'Hara served as President and Chief Executive Officer of MFS Global Network Services, Inc. from 1995 to 1997, and as Senior Vice President of MFS and President of MFS Development, Inc. from October 1992 to August 1995. From 1990 to 1992, he was a Vice President of MFS Telecom, Inc. Mr. O'Hara currently serves as Chairman of the Board for Elemental Technologies, a leading video processing company. Mr. O'Hara has a Master of Business Administration from the University of Chicago and a Bachelor of Science in Electrical Engineering from Drexel University. Mr. O'Hara will bring a wealth of experience in the communications industry to our board as well as experience running a public company.
Mattia Caprioli (based in London) is a Member of Kohlberg Kravis Roberts & Co. (KKR). He is responsible for its Business Services industry team in Europe. Since joining KKR in 2001, Mr. Caprioli has played a significant role in many investments including Legrand, Toys 'R' Us, FL Selenia, PagesJaunes, AVR, Van Gansewinkel, Alliance Boots, Inaer and Bond (now Avincis). Currently, Mr. Caprioli serves on the board of directors of Alliance Boots (2007-present) and Avincis (2010-present). Prior to joining KKR, Mr. Caprioli was with Goldman Sachs International in London, where he was involved in a broad array of mergers, acquisitions and financings across a variety of industries. He holds a M.Sc., summa cum laude, from L. Bocconi University, Milan, Italy.
Charles L. Davis has served as a member of our Board of Directors since June 2005. Mr. Davis is an investment manager for Houston Ventures, a United States based investment firm focused on investing in technology companies that solve operational problems in the energy and power sectors, and previously with SMH Private Equity group since December 2004. Mr. Davis received a Bachelor's degree in Business from Washington and Lee University and is a Certified Public Accountant in the Commonwealth of Virginia. Mr. Davis brings experience in finance, accounting and investment banking to our board as well as a wealth of experience in the energy industry.
Since 2001, Mr. De Vibe served as Chief Executive Officer of Kistefos Venture Capital, a venture capital firm that primarily invests in the IT and telecommunications industries. During that time, he also served as from 2007 to 2008 as Chief Executive Officer of Global IP Solutions (GIPS) Holdings AB, a company that was publicly traded in Norway until its sale to Google, Inc. From 1996 to 2001, he served as IBM's Director of Network Outsourcing EMEA from 1999 to 2001, Director of Network Service Sales EMEA from 1998 to 1999, and Director of Network Outsourcing Services EMEA from 1996 to 1998. He holds a Master of Science degree from the University of Oslo. Mr. De Vibe brings a wealth of experience in IT and telecommunications along with extensive operational and commercial competencies.
Mr. Mulloy served in various executive roles at Presidio Inc, a multi-billion dollar private equity owned, advanced IT professional and managed services company from September 2007 through May 2013. These roles included executive vice president, Corporate Development, president, Presidio Managed Networks, and executive vice president, Operational Strategy. Prior to Presidio, Mr. Mulloy was with Intelsat, Ltd., a major satellite services company where he was president of Intelsat Global Service Corporation and senior vice president of Strategy, Business Development. Prior to Intelsat, Mr. Mulloy was a partner with McKinsey & Company, a management consulting firm. Prior to McKinsey he worked for Gould Inc., an aerospace and defense company, and served in the U.S. Navy, in the nuclear propulsion branch. Mr. Mulloy has a BSME from the U.S. Naval Academy and an MBA from The Wharton School of the University of Pennsylvania. Mr. Mulloy brings extensive operational, satellite, telecommunications and IT infrastructure experience to RigNet's board.
Mr. Olsen currently serves as the Chairman & CEO of vXchnge Holdings, LLC, a private company offering data center services. He previously served as Chief Executive Officer, President and Director of Switch and Data Facilities Company, Inc., a provider of network-neutral data centers that house, power and interconnect the Internet, from February 2004 to May 2010, when Switch and Data Facilities Company, Inc. was acquired by Equinix, Inc. Prior to that, Mr. Olsen served as a Vice President of AT&T, where he was responsible for indirect sales and global sales channel management from May 1993 to February 2004. From 1986 to 1993, Mr. Olsen served as Vice President of Graphnet, Inc., a provider of integrated data messaging technology and services. Mr. Olsen has a bachelor's degree from the State University of New York, Geneseo. Mr. Olsen will bring experience in running a public company to our board as well as a wealth of experience in the communications industry.
Mr. Whittington recently served as the Chief Operating Officer of Windstream Corporation, a publicly traded communications company providing phone, high-speed Internet and high-definition digital TV services. Prior to that, Mr. Whittington served as the Executive Vice President and Chief Financial Officer of Windstream Corporation from July 2006 to August 2009. From December 2005 to July 2006, Mr. Whittington served as Executive Vice President and Chief Financial Officer of Windstream Corporation's predecessor, Alltel Holding Corp. From 2002 to August 2005, Mr. Whittington served as Vice President of Finance and Accounting of Alltel Corporation, parent company of Alltel Holding Corp and, from August 2005 to December 2005, Mr. Whittington also served as the Senior Vice President-Operations Support of Alltel Corporation. Prior to joining Alltel, Mr. Whittington was with Arthur Andersen LLP for over eight years. Mr. Whittington has a degree in accounting from the University of Arkansas at Little Rock. Mr. Whittington will bring experience in finance and accounting to our board as well as a wealth of experience in the communications industry.