Dean L. Ledger

Treasurer, Secretary and Executive Vice President - Corporate Development

Dean L. Ledger has served as a director and senior executive of the Company since its inception. Mr. Ledger has significant experience in capital formation and business building. Mr. Ledger is also Executive Vice President-Corporate Development of Universal Display Corporation. From July 1994 to January 2001, Mr. Ledger served as a member of the Board of Directors of Universal Display Corporation. From December 2001 to July 2003, Mr. Ledger served as a member of the Board of Directors of North American Technologies, Inc. (NASDAQ: NATK). Mr. Ledger served as a consultant to InterDigital Communications, Inc. from October 1989 to April 1991. From May 1991 until October 1992, Mr. Ledger was a consultant to the IntelCom Group. Prior to October 1989, Mr. Ledger spent 12 years as a financial consultant with E.F. Hutton, Shearson Lehman Brothers and Paine Webber. He is a graduate of Colorado College (B.A., Business Administration, 1972).