Eelco Blok, Board of Management, Royal KPN
Mr. Blok was elected to the iBasis Board in September 2007. He has been a member of the Board of Management of Royal KPN since June 1, 2006 and is responsible for its fixed division. Mr. Blok joined Royal KPN in 1983 and has held various management positions: Director of Royal KPN's departments Carrier Services, Corporate Networks, Royal KPN's Fixed Net Operator and Corporate Strategy & Innovation. Most recently, Mr. Blok was Chief Operating Officer for the fixed division. Mr. Blok was earlier appointed a member of the Board of Management from April until December 2004.

Robert H. Brumley
Mr. Brumley was elected to the board of directors in September, 2005. Mr. Brumley is president and CEO of TerreStar Networks, an emerging provider of advanced mobile satellite services. Prior to joining TerreStar, Mr. Brumley was founder and managing member of Pegasus Global LLC, an international development and advisory services firm specializing in technology, capital formation, and market strategies and solutions for domestic and international companies. Mr. Brumley has also held executive management positions at leading telecommunications carriers including Deutsche Telekom, Bell Atlantic, and Cambrian Communications, a wholesale metropolitan area network provider. His responsibilities in those positions included strategic planning and direction, global business development, and legal affairs. Previously, as an international law practitioner, Mr. Brumley helped clients develop international business relationships in the fast-growing regions of Central and Eastern Europe, Latin America, and Asia. As General Counsel of the U.S. Department of Commerce, appointed by President Reagan, Mr. Brumley was the chief legal officer of the Department and senior policy advisor to the Secretary of Commerce.

Charles Corfield, Founder, Frame Technology
Mr. Corfield has been a director of iBasis since September 1997. Since 1999, Mr. Corfield has been a director of BeVocal and since 2000, the Chief Executive Officer of SandCherry Networks. Mr. Corfield serves on the board of directors of Liberate Technologies, a web-based, enhanced television company. Mr. Corfield co-founded Frame Technology, a software company, in 1986 and was a member of its board of directors and its Chief Technology Officer until it was acquired by Adobe Systems in 1995.

Joost Farwerck, Segment Director, Wholesale Voice Services & Operations, Royal KPN
Mr. Farwerck was elected to the iBasis Board in September 2007. He has been Director of Segment Wholesale Voice Services & Operations at Royal KPN since January 1, 2006. Prior to that time, from 2003 to 2005, Mr. Farwerck was Director of Royal KPN's Department of Carrier Services. Prior to 2003, Mr. Farwerck was secretary of the Royal KPN-Board.

Ofer Gneezy, President, CEO & Chairman of the Board
Ofer Gneezy is President, Chief Executive Officer and Chairman of the Board of iBasis, a leader in international long distance, VoIP, and prepaid calling cards. As co-founder of iBasis in 1996, Mr. Gneezy is one of the true visionaries of the IP telephony industry and a recipient of Pulver.com's Industry Pioneer Award. Ofer was named Best Business Leader for 2007 in the annual Capacity Magazine awards. He was an early believer in the power of the Internet to change global telecommunications and quickly established iBasis as the first provider of toll-quality Voice-over-IP (VoIP) service.

Prior to founding iBasis, Mr. Gneezy was president of Acuity Imaging, Inc., a multinational leader in industrial automation technology. Mr. Gneezy led Acuity to achieve significant increases in earnings, revenues and stockholder equity before successfully orchestrating the company's acquisition by RVSI, the second-largest company in the industry. The acquisition provided Acuity with strong financial backing and access to the semiconductor industry while delivering liquidity to Acuity investors. Previously, as president and CEO of Automatix, Inc., Mr. Gneezy led the turnaround of the company to growth and sustained quarterly profitability and managed its merger with Itran, Inc. to form Acuity. Mr. Gneezy is a graduate of the Advanced Management Program at Harvard University's Graduate School of Business Administration and has an M.S. in engineering from M.I.T.

W. Frank King, Member of the Board of Directors
Dr. King has held senior executive positions at industry-leading technology companies, including IBM, where his last position was Vice President of the Entry Systems Division, and Lotus Development Corp., where as Senior Vice President of Development he was responsible for the company’s suite of PC-based software applications. From 1992 to 1998 Dr. King was CEO and a Director of Concero, Inc., formerly PSW Technologies, Inc., an e-business services firm. Dr. King currently serves on the Board of Directors of Aleri Inc., eOn Communications Corp., Concero, NMS Communications Corp. (formerly Natural MicroSystems), and Perficient, Inc. King earned his Ph.D. in electrical engineering from Princeton University and holds a master’s degree in electrical engineering from Stanford University and a bachelor’s degree in electrical engineering from the University of Florida.

Gordon J. VanderBrug, Executive Vice President
As co-founder, Executive Vice President and Assistant Secretary of iBasis, Gordon VanderBrug shares overall responsibility for the company's financial performance with Ofer Gneezy and in addition, oversees the company's marketing initiatives. Prior to founding iBasis with Gneezy, Gordon VanderBrug served as director of marketing for Polaroid Corporation where he led the development of new businesses in the digital systems marketplace for the $2.5 billion company. He was also directly responsible for developing and executing the system and software components of the company's strategy to "transition" its markets from photographically-based solutions to digitally-based solutions. Previously, VanderBrug was vice president at Language Technology, Inc., a pioneering company in the field of software development tools. VanderBrug led the development and marketing of new products and services and established business relationships with numerous Fortune 500 companies. Prior to Language Technology, Inc., VanderBrug was a co-founder of Automatix, Inc., one of the early and key suppliers of industrial automation systems that pioneered the introduction of microprocessors to the factory floor. He holds a Ph.D. in computer science from the University of Maryland, an M.A. in mathematics from Wayne State University and a B.A. in mathematics from Calvin College.