HERNDON, Va., Sept. 14, 2022 (GLOBE NEWSWIRE) -- ManTech International Corporation (Nasdaq: MANT) (“ManTech” or the “Company”), a leading provider of innovative technologies and solutions for mission-critical national security programs, today announced the completion of its sale to funds managed by

HERNDON, Va., Sept. 07, 2022 (GLOBE NEWSWIRE) -- ManTech International Corporation (Nasdaq: MANT) (“ManTech” or the “Company”), a leading provider of innovative technologies and solutions for mission-critical national security programs, today announced that its stockholders approved a proposal to

HERNDON, Va., Aug. 03, 2022 (GLOBE NEWSWIRE) -- ManTech (Nasdaq: MANT) today announced a $184 million contract award with the U.S. Naval Sea Systems Command (NAVSEA) Program Executive Office for Integrated Warfare Systems (PEO IWS). Under the five-year contract, ManTech will provide advanced