Alex Mashinsky has served as director since April 2014 and Interim Chief Executive Officer since June 2014. Mr. Mashinsky has served as Managing Partner of Governing Dynamics since 2004. Governing Dynamics is an early stage investment and development company. Between May and December 2013, Mr. Mashinsky served on the board of directors of Tellabs, a publicly traded telecommunications company, until it was acquired in December 2013. In 2004, Mr. Mashinsky founded Transit Wireless, a wireless distributed antenna systems company that provided wireless data coverage to 300 of New York City's subway stations. Between 1995 and 2003, Mr. Mashinsky founded and operated companies in the information technology sector, including Arbinet. Mr. Mashinsky attended Tel Aviv University and Israel Open University.
Russell Gerns has served as director since September 2009. Mr. Gerns has more than 27 years of operational and finance experience, having participated in the founding and dramatic growth of numerous high-tech companies, including Scientific Data Systems (which was acquired by Xerox Corporation), Computer Machinery Corporation, Cipher Data Products and Rexon, Inc. (which was acquired by Legacy Storage Systems Corporation). Since 1985, Mr. Gerns has concentrated on venture capital financing of start-up companies, private equity investments, and company acquisitions. Mr. Gerns was a member of the Board of Advisors of the UCLA Anderson School of Management Center for Entrepreneurial Studies and has taught as a professor of business management at Pepperdine University. Mr. Gerns earned his undergraduate degree from the University of California, Los Angeles.
Richard Karp has served as a director since April 2014. He is a private investor. From 1986 through 2009, Dr. Karp served as Chairman and CEO of Catapult Communications Corp. ("Catapult"), a telecommunications company he founded. Catapult was taken public and ultimately sold to Ixia in 2009. Prior to founding Catapult, Dr. Karp held senior positions in the telecommunications and information systems industries. Dr. Karp holds a Bachelor of Science degree from the California Institute of Technology, a Masters degree in Math from the University of Wisconsin-Madison and a Ph.D. in Computer Science from Stanford University.
James Ledwith has served as a director since March 2008 and as independent lead director from April 2010 until April 2014. Mr. Ledwith served as a partner at Cohn Reznick, LLP, formerly J.H. Cohn, an accounting and consulting firm, from 1992 until his retirement in 2009 and has been a lecturer at San Diego State University from 2000 to 2007 and from 2011 to the present. Mr. Ledwith serves as a director of San Diego Trust Bank, a privately held community bank until its sale in June 2013. Mr. Ledwith is a certified public accountant and received his undergraduate degree from Babson College and a Master of Business Administration from the Wharton Graduate Division of the University of Pennsylvania.
Peter V. Leparulo has served as a director since May 2003. He also served as our Chairman from November 2006 to April 2014 and as our Chief Executive Officer from April 2008 to June 2014. He also served as our Chief Executive Officer from January 2003 to November 2006. From May 2001 to January 2003, he served as our Senior Vice President, General Manager, CDMA Operations. From September 2000 to May 2001, he served as our Senior Vice President, Corporate and Strategic Development and General Counsel. From June 1998 until September 2000, Mr. Leparulo was a Senior Partner at the law firm of Orrick, Herrington & Sutcliffe LLP, where he specialized in corporate finance, mergers and acquisitions, securities, intellectual property and general corporate matters. Prior to joining Orrick, Mr. Leparulo was a Partner at the law firm of Pillsbury Madison & Sutro LLP, from January 1992 until June 1998, and an Associate at that firm from October 1989 until January 1992. He holds a Bachelor of Science from Colgate University and a Juris Doctor from Case Western Reserve University.
Sue Swenson has served as a director since June 2012 and as Chairman of the Board since April 2014. Ms. Swenson has more than 20 years of executive management experience in the telecommunications industry and considerable experience serving on the boards of growing technology companies. Since 1994, she has been a director of Wells Fargo and sits on their Audit and Examination Committee and Governance and Nominating Committee. Ms. Swenson also is a director on the boards of Spirent Communications Plc, Harmonic, Inc., and FirstNet and has previously served on boards of numerous public and private companies, including Leap Wireless International, mBlox and Palm. Ms. Swenson retired in 2011 as president and CEO of Sage Software, Inc. Before joining Sage Software, Ms. Swenson held positions in a variety of telecom companies, including COO of Atrinsic, Inc. (formerly known as New Motion, Inc.), COO of Amp'd Mobile, Inc., president and COO of Leap Wireless International, Inc., and president and CEO of Cellular One.
David A. Werner has served as a director since January 2004. Mr. Werner has been co-owner of Aerofit, Inc., an engineered component manufacturer, since 2004. Mr. Werner was previously a partner at Engineered Components, an acquisition and business development company serving the engineered components market, which he joined in 2002. Mr. Werner also served as Executive Vice President and Chief Financial Officer of Day Runner, Inc. from 1999 to 2002. From 1994 to 1999, Mr. Werner was Executive Vice President and a member of the Board of Directors of Kaynar Technologies, Inc., a specialty component manufacturer. From 1990 to 1993, he served as Vice President and Chief Financial Officer of Microdot, Inc. From 1978 to 1990, Mr. Werner served in various accounting, financial, operating and executive positions with Lear Siegler. From 1974 to 1978, Mr. Werner worked for Peat, Marwick, Mitchell & Co. (currently KPMG). Mr. Werner is a certified public accountant and received a Bachelor of Science in Business Administration and a Master of Business Administration from the University of Southern California.