Board of Directors

Patrick S. Jones

Patrick S. Jones is Chairman of Dialogic’s board of directors and joined the board of directors of Dialogic in June 2012.  In addition to serving as Chairman of Dialogic’s board, he serves as chairman or a member of the board and as chairman of the audit committee on the boards of a number of other public company boards including Lattice Semiconductor, InsideSecure SA, Epocrates and Fluidigm.   In addition to his board service, Mr. Jones was most recently Senior Vice President and Chief Financial Officer at Gemplus SA. Earlier he was employed as Vice President Finance and Corporate Controller at Intel Corporation and CFO of LSI Logic, Inc. Mr. Jones holds a BA with a concentration in economics from the University of Illinois and an MBA from Saint Louis University with a concentration in finance.


Kevin Cook

Kevin Cook is Dialogic’s President and CEO. Kevin has been with Dialogic since late 2008 and has served in various executive management positions including President and COO where he directed global operations for more than 700 employees in 30 countries. Prior to that he was EVP of Worldwide Field Operations where he was responsible for sales, marketing, services and our global go-to-market strategy. Before Dialogic, Kevin served as Vice President, North America at Avaya Inc., where he directed a 1700 person organization that spanned sales, services, and field marketing functions. Prior to that, he held senior level sales and operating positions at Lucent Technologies and AT&T. Kevin has degrees in Business Administration and Communications from the University of Wisconsin and is a member of various professional organizations. 

Nicholas DeRoma

Nick DeRoma joined the board of directors of Dialogic in March 2012 and prior to becoming a member of the board, most recently he was Executive Vice President, Chief Legal and Compliance Officer at Alcoa Inc. Before joining the executive leadership team at Alcoa, Mr. DeRoma was the Senior Vice President and Chief Legal Officer at Nortel Networks. Earlier, he was employed by IBM for many years and served in numerous positions, including General Counsel-IBM North America, General Counsel-IBM Europe, Middle East, Africa, and General Counsel- IBM World Trade Asia. Mr. DeRoma holds a B.S in Finance, from the University of Connecticut and a J.D. from the William & Mary School of Law. In addition, he is a recipient of an Executive MBA from the Harvard School of Business, Harvard University. Mr. DeRoma’s legal and business experience are important to the Board.

Richard Piasentin

Richard Piasentin joined the Board in June 2012.  Mr. Piasentin is Vice President and Managing Director, US Sales Marketing and Operations for Research in Motion and has held that position since September 2011. Prior to serving in his current position he was Research In Motion’s Global Vice President, Commercial Operations from July 2009 to September 2011.    From April – July 2009 he was a Private Equity firm advisor for Matlin Patterson and he held various positions with Nortel  from 1992 until April 2009 including that of Global Vice President, Commercial Operations & Sales Transformation from October 2006 until April 2009.    Mr. Piasentin received a B.Sc. in Electrical Engineering with Honors, RF Specialization, from Queen’s University, Kingston, Ontario in 1992.  He completed the “Finance for Senior Leaders Program, London Business School, London, England in 2005.

Dion Joannou

Dion Joannou has served as a member of the board of directors of Dialogic since October 2010 and prior to that as a member of the board of directors of Dialogic Corporation since December 2007. He also serves on the board of directors of DuCool Ltd. and as an advisor to Towerbrook and MD7, a private equity group and asset and infrastructure management company for wireless operators. Prior to joining Dialogic, Mr. Joannou served in various roles at Nortel Networks from 1993 to August 2007, including President of Nortel North America from August 2005 to August 2007. Mr. Joannou holds a B.A. in Marketing degree from Southern Illinois University in Edwardsville, Illinois and a Masters in Business Administration from the University of Miami in Miami, Florida. Mr. Joannou's knowledge of the telecommunications industry and his marketing and sales experience are important to the Board.

Rajneesh Vig

Rajneesh Vig has served as a member of the board of directors of Dialogic since October 2010 and prior to that as a member of the board of directors of Dialogic Corporation since 2006. He currently serves as a Managing Partner with Tennenbaum Capital Partners. Prior to joining Tennenbaum in 2006, Mr. Vig was a Director in Deutsche Bank's Global Markets division in New York from June 2006 to October 2006 and a Director in the bank's Technology Investment Banking group in San Francisco from September 1999 to May 2006. He also held positions before that at PricewaterhouseCoopers and Arthur Andersen in New York. Mr. Vig received a B.A. in Economics and Political Science from Connecticut College and earned his M.B.A. in Finance from New York University. He is also a licensed CPA and has successfully completed the CFA program. Mr. Vig's financial experience and expertise in the debt market are important to the Board.

W. Michael West

W. Michael West has been a member of the Board since November 2007. Mr. West has served as a director of Extreme Networks, Inc., a provider of network infrastructure solutions and services, since August 30, 2006 and as its chairman of the board of directors from September 2004 until October 2006. From June 2003 to July 2004, Mr. West served as director of Larscom Incorporated, a telecommunications equipment provider. From April 2002 to June 2003, Mr. West served as Chief Executive Officer of VINA Technologies, Inc., a telecommunications equipment provider, and served as its chairman of the board of directors from June 1999 to June 2003. From September 1997 to January 1998, Mr. West served as Executive Vice President for Lucent Technologies, a communications company. From February 1995 to July 1997, Mr. West was President, Chief Operating Officer and a director of Octel Communications, a telecommunications equipment provider, after having served as an Executive Vice President from September 1986 to February 1995. Mr. West held multiple positions at Rolm Corp, a telecommunications company, from 1979 to September 1986, most recently as general manager of the National Sales Division. Mr. West's previous managerial experience and industry knowledge position him to make an effective contribution to the Board.