John M. Albertine joined the Board of Directors on December 6, 2006 and was appointed to the position of Chairman on April 10, 2007. In 1990, Dr. Albertine founded Albertine Enterprises, Inc., a merchant banking and consulting firm. Dr. Albertine has been the Chairman and Chief Executive Officer of Albertine Enterprises for the last 17 years and continues in that position today. From 1986 through 1990, he served as Vice Chairman of the Fruit of the Loom Company. From 1981 through 1986, he served as President of the American Business Conference. From 1979 to 1980, he served as Executive Director to the Congressional Joint Economic Committee. From 1977 through 1979, he served as Legislative Assistant to U.S. Senator Lloyd M. Bentsen. From 1969 through 1977, Mr. Albertine served as Associate Professor of Economics at Mary Washington College. Mr. Albertine holds a Ph.D. in Economics from the University of Virginia and a Bachelor of Arts in Economics from King's College. Mr. Albertine has been a director of 13 publicly traded companies in his career. Currently, Mr. Albertine is a director of Kandant Inc., a supplier of technology-based systems for the global pulp and paper industry and the Midwest Airlines Group, Vice Chairman of the Virginia Retirement Systems and a member of the Virginia Governor's Board of Economic Advisers.

Holdings: 43,334 shares     View Transactions

Date	Type	Shares Traded	Price Range
Feb 17, 2010	Acquisition (Non Open Market)	8,333	n/a
Dec 6, 2006	Statement of Ownership	0	n/a

Major General, USAF (Retired) James B. Armor, Jr., joined the Board of Directors on March 14, 2008. General Armor is Vice President, Strategy and Business Development, ATK Spacecraft Systems & Services, Beltsville, MD, where he is responsible for small satellite, satellite component and engineering services. General Armor is also the founder and CEO of The Armor Group, LLC, a position he has held since September 2007. The Armor Group, LLC is an aerospace consultancy specializing in space systems development, operations, strategic planning and organizational management. He is on the Board of Directors of NAVSYS Corporation, Colorado Springs, CO, a firm providing advanced research and development products and services for Global Positioning System (GPS), and other timing and navigation systems. Major General Armor retired from the U.S. Air Force in January 2008, where his last position was as Director of the National Security Space Office (NSSO) in the Office of the Under Secretary of the Air Force, Washington, D.C. There he was responsible for coordinating defense and intelligence space activities to achieve unity of effort, and advising the Office of the Secretary of Defense and the Office of the Director of National Intelligence on matters affecting national security space. Prior to the NSSO, he was Director, Signals Intelligence (SIGINT) Systems Acquisition and Operations at the National Reconnaissance Office (NRO), Vice Commander of the Warner Robins Air Logistics Center at Robins AFB, GA, and Program Director of the NAVSTAR Global Positioning System (GPS) at Los Angeles Air Force Base, CA. He has served as a combat crew missile launch officer, a laser signal intelligence analyst and a satellite launch system integrator. In addition, he was qualified as a DoD Space Shuttle astronaut, and while a research fellow at the National War College, Washington, D.C. was first to study information warfare. General Armor was commissioned in 1973 through the ROTC program at Lehigh University in Bethlehem, PA, where he received BS degrees in both Electrical Engineering and in Psychology. He received an MS degree in Electro-Optics from the AF Institute of Technology, Ohio. Major General Armor was awarded Distinguished Service Medal, the Defense Superior Service Medal with oak leaf cluster, and the Legion of Merit with oak leaf cluster. He is an associate fellow of AIAA, and was a recipient of The Satellite Industry Association (SIA) Government Leadership Award (2007) and National Space Society (NSS) 2008 Space Pioneer Award for Space Development. He recently was a member of two National Research Council Committees: Rationale & Goals for US Civil Space Program, and AF Scientific, Technical, Engineering and Math (STEM) Workforce Needs.

Alan W. Baldwin joined the Board of Directors on December 6, 2006. He previously served as the interim Chief Executive Officer and as President, appointed on May 30, 2007 and November 13, 2007, respectively, until July 9, 2008. Prior to joining the Company Mr. Baldwin served as President and Chief Operating Officer of Argosy International from May 2005 through May 2006 and as a consultant to Argosy International from June 2006 until assuming the role of interim Chief Executive Officer of the Company. Argosy International is a supplier of composite materials, specialty chemicals, technology, equipment, products and services to aerospace OEMs, airlines and overhaul and maintenance facilities located in the Far East. Mr. Baldwin served as President of Alcore Inc., a subsidiary of the M.C. Gill Company that manufactures aluminum honeycomb composite materials for the aircraft industry, from May 2001 through November 2004. During the period 1980 through 2000 Mr. Baldwin served as the chief executive officer and/or president of several high technology-based companies manufacturing a range of products including optical fiber, hybrid integrated circuits and composite aircraft structures. Mr. Baldwin spent 10 years from 1969 through 1979 with TRW Electronics in Los Angeles, managing a manufacturing plant specializing in producing high-reliability semiconductor products for guidance and navigation systems for the Air Force's Minuteman and the Navy's Poseidon ICBM systems. After graduating from the U.S. Military Academy at West Point, New York in June 1959, Mr. Baldwin was an officer in the U.S. military at the Army's Redstone Arsenal in Huntsville, Alabama, and the Air Force Space and Missile Systems Organization in Los Angeles, California through 1968. While in the Air Force, he played a vital role in the early research and development of laser guided missiles and smart bomb technology for both the Army and subsequently the Air Force. He also managed a subsystems program office while in the Air Force providing boost-phase guidance & control and telemetry equipment for all Atlas and Titan space launches at Cape Kennedy in Florida and Vandenberg Air Force Base in California. Mr. Baldwin received a Bachelor of Science degree from the U.S. Military Academy at West Point, New York and a Master of Science degree from the University of Alabama. Mr. Baldwin currently serves on the Board of Directors of ReGen Biologics and is Chairman of ReGen Biologics' Audit Committee.

Holdings: 40,000 shares     View Transactions

Date	Type	Shares Traded	Price Range
Feb 17, 2010	Acquisition (Non Open Market)	5,000	n/a
Aug 5, 2008	Sell	25,765	47.89
Aug 4, 2008	Sell	29,235	47.44
Dec 6, 2006	Statement of Ownership	0	n/a

Paul G. Casner, Jr. joined the Board of Directors on December 18, 2006. On April 30, 2005, Mr. Casner retired from DRS Technologies, Inc., a supplier of integrated products, services and support to military forces, intelligence agencies and prime contractors worldwide, as Executive Vice President of Operations and Chief Operating Officer. Mr. Casner served at DRS Technologies as Executive Vice President of Operations since 1998 and Chief Operating Officer since 2000. Mr. Casner previously formed Technical Applications and Service Company (TAS) in 1991, which purchased the assets of the Norden Service Company and merged into DRS Technologies in 1993. Following the merger Mr. Casner became President of DRS Electronic Systems, a position he held until 1994. Previously, Mr. Casner served as President and Chief Executive Officer of the Norden Service Company, a company he joined in 1984 as Vice President in Charge of Maryland Operations, eventually advancing to the role of Senior Vice President of Engineering for all Norden Systems. In 1979, Mr. Casner co-founded American Computer and Electronics Corporation where he grew the military segment of the company and led the effort to develop a Console Emulation Capability, which was used by the U.S. Navy for combat training. After graduating from Drexel University, Mr. Casner joined the staff of The Johns Hopkins Applied Physics Laboratory (APL) and advanced to the status of Principal Staff. Mr. Casner earned a Bachelor of Science degree in Electrical Engineering from Drexel University and a Master of Science degree in Management Science from The Johns Hopkins University. He is a member of the Naval Reserve Association and is a Commodore of the Navy League of the United States, in addition to other professional affiliations. He has more than 40 years of defense industry experience, which includes several senior positions in business management, technical management, strategic planning and business development. In addition, Mr. Casner serves on the boards of ACE*COMM Corporation, and Atair Aerospace Inc. He is Chairman of the Board of Mikros Systems Corporation.

Holdings: 1,000 shares     View Transactions

Date	Type	Shares Traded	Price Range
Aug 21, 2009	Acquisition (Non Open Market)	1,000	6.15
Dec 18, 2006	Statement of Ownership	0	n/a

William F. Leimkuhler joined the Board of Directors on May 3, 2006. Mr. Leimkuhler is the General Counsel and Director of Business Development of Paice Corporation, a privately held developer of advanced vehicle powertrains, a position he has held since 1999. From 1994 through 1999, he held various positions with Allen & Company, initially serving as the firm's General Counsel. Prior to that, Mr. Leimkuhler was a corporate partner with the New York law firm of Werbel & Carnelutti (now Heller Ehrman White & McAuliffe), a firm he joined in 1984. Mr. Leimkuhler holds a Juris Doctor from New York University and a Bachelor of Science and a Master of Science from the Massachusetts Institute of Technology. Mr. Leimkuhler also serves as a director of Speedus Corp., which is engaged in healthcare and wireless telecommunications and other businesses, U.S. Neurosurgical, Inc., an owner and operator of stereotactic radiosurgery centers, and Argan, Inc., which provides a range of engineerings and construction services to the power industry, offers telecommunications infrastructure services and manufacturers and distributes nutritional supplements.

Holdings: 73,334 shares     View Transactions

Date	Type	Shares Traded	Price Range
Feb 17, 2010	Acquisition (Non Open Market)	6,666	n/a
May 3, 2006	Statement of Ownership	0	n/a

Bruce L. Lev joined the board on May 8, 2009. Mr. Lev is a Managing Director of Loeb Partners Corp., an investment firm based in New York City, a position he has held since 2003. Prior to this, he served as Vice Chairman and Director of USCO Logistics, a service provider of supply chain management. From 1995 through 2000, Mr. Lev served as Executive Vice President of Corporate and Legal Affairs of Micro Warehouse Inc., a $2.5 billion direct marketer of brand name personal computers and accessories to commercial and consumer markets.

R. Doss McComas joined the Board of Directors in July 1995 and served as Chairman of the Board from April 21, 2006 until April 10, 2007. Mr. McComas currently serves as President of IWS Communications, a business process and executive services provider to and investor in companies serving internet, cellular, wireless and satellite links for domestic and international customers, a position he has held since March 2009. Previously, he was President of Persistent Telecom Inc., a provider of cellular, wireless and satellite links. From 2005 through March 2008, he served as Vice President of TECORE Wireless Systems, Inc., a supplier of cellular protocol-based wireless systems. From 2000 through 2006, Mr. McComas was President of LynxConnect, an Internet service provider and President of Cybercommunitys, a community software provider. From 1999 through 2000, he served as President of Fortel Technologies, Inc., a communications service provider. From 1995 through 1999, Mr. McComas served as Chairman of Plexsys International, a cellular telephone infrastructure provider. From 1982 through 1995, he held positions with COMSAT RSI, a satellite control and network management company, and Radiation Systems, Inc., a public satellite and wireless communications antenna provider, including Group Vice President, Vice President of Acquisitions, Strategic Planning and International Marketing and General Counsel. Mr. McComas holds a Bachelor of Arts degree from Virginia Polytechnic Institute, a Master of Business Administration from Mt. Saint Mary's University and a Juris Doctor from Gonzaga University.

Holdings: 83,334 shares     View Transactions

Date	Type	Shares Traded	Price Range
Feb 17, 2010	Acquisition (Non Open Market)	6,666	n/a
Apr 14, 2008	Sell	6,050	29.00
Apr 11, 2008	Sell	3,950	29.04

Ms. Wachtel joined the Board of Directors on January 4, 2010. Since 1984, Ms. Wachtel has served as a principal of Wachtel & Co., Inc, a boutique investment firm in Washington, DC. Founded in 1961, Wachtel & Co., Inc. is focused on growing companies in the Washington area, frequently with active involvement directed to maximize long-term shareholder value. Ms. Wachtel has held in excess of a dozen board seats in public and private companies since joining Wachtel & Co., Inc. in 1984. Currently, she is a director of VSE Corporation, a provider of engineering services principally to the Department of Defense, and Information Analysis, Inc., a smaller company providing information technology technical services. Ms. Wachtel previously served on the Company's Board of Directors from 1988, following Wachtel & Co., Inc.'s management of the Company's initial public offering, until 2006. She currently serves on the Listing Qualifications Panel for NASDAQ and holds various licenses in the securities industry. Ms. Wachtel previously practiced law at Weil, Gotshal & Manges LLP, a law firm in New York. She holds a Bachelor of Arts degree from the University of Chicago, a Juris Doctor from the University of Virginia School of Law, and a Master of Business Administration with a concentration in finance from the University of Chicago. Ms. Wachtel is also a Certified Financial Analyst.

Holdings: 63,300 shares     View Transactions

Date	Type	Shares Traded	Price Range
Feb 17, 2010	Acquisition (Non Open Market)	5,000	n/a
Jan 4, 2010	Statement of Ownership	0	n/a
Jan 4, 2010	Statement of Ownership	0	n/a