(L to R): William B. Seccurro, Harford County Chamber of Commerce; George J. Pedersen, Chairman and CEO ManTech International Corp.; James C. Richardon, Director, Harford County Office of Economic Development

(L to R): Richard Alter, President and CEO Mannekin LLC; Honorable C.A. Dutch Ruppersberger, U.S. House of Representatives, Maryland's 2nd District; Robert D. Knight, Vice President Congressional Relations, ManTech International Corp; and George J. Pedersen, Chairman and CEO ManTech International Corp.

(L to R): Richard Alter, CEO Mannekin LLC; Honorable C.A. Dutch Ruppersberger, U.S. House of Representatives, Maryland's 2nd District; Robert D. Knight, Vice President Congressional Relations, ManTech International Corp; and George J. Pedersen, Chairman and CEO ManTech International Corp.

(L to R): Lawrence B. Prior III, President and COO, ManTech International Corp.; Honorable C.A. Dutch Ruppersberger, U.S. House of Representatives, Maryland's 2nd District; George J. Pedersen, Chairman and CEO, ManTech International Corp.

(L to R): James C. Richardon, Director, Harford County Office of Economic Development; Richard Alter, President and CEO Mannekin LLC; Lawrence B. Prior III, President and COO, ManTech International Corp.; Honorable C.A. Dutch Ruppersberger, U.S. House of Representatives, Maryland's 2nd District; George J. Pedersen, Chairman and CEO ManTech International Corp.; Clark Turner; J. Thomas Sadowski, President and CEO, Economic Alliance of Baltimore

Honorable C.A. Dutch Ruppersberger, U.S. House of Representatives, Maryland's 2nd District, speaks at the groundbreaking ceremony for the new office of ManTech International Corp. near Aberdeen, Md., on June 14.

John Hammock, special assistant to Maryland Governor Martin O'Malley presents the "ManTech in Maryland Ground Breaking Celebration" proclamation to George J. Pedersen, ManTech Chairman and CEO.

George J. Pedersen, Chairman and CEO ManTech International Corp., at the groundbreaking of ManTech's new office near Aberdeen, Md., on June 14.

George J. Pedersen, Chairman and CEO ManTech International Corp., at the groundbreaking of ManTech's new office near Aberdeen, Md., on June 14.

George J. Pedersen, Chairman and CEO ManTech International Corp., receives a plaque with the Harford County Seal, which was presented by James C. Richardson, Director, Harford County office of Economic Development on behalf of Harford County Executive David R. Craig.

The site of ManTech International Corporation's future office near Aberdeen, Md., at its groundbreaking ceremony on June 14.