Walter R. Fatzinger Jr.

Director, Chevy Chase Trust Co. and ASB Capital Management

Mr. Fatzinger has served as a director of ManTech since 2002. Mr. Fatzinger served as Executive Vice President of Chevy Chase Bank, F.S.B., the parent of ASB Capital Management, Inc., from 1999 to 2002.  Mr. Fatzinger currently serves as a director of both Chevy Chase Trust Company and ASB Capital Management, where he is Chairman of the Audit Committee and the Real Estate Investment Activities Committee, and is Chairman Emeritus of the University of Maryland Foundation. Mr. Fatzinger also previously served on the board of directors of Optelecom, Inc., which was a Nasdaq listed company prior to its sale in 2011.