TYSONS CORNER, VA, February 12, 2016 â ManTech International (Nasdaq: MANT) will provide support to U.S. Navyâs submarine and surface
TYSONS CORNER, VA, November 3,  2015 â ManTech International (Nasdaq: MANT) will provide technical support for the U.S. Army‘s intelligence, surveillance
Louis Addeo, executive vice president of corporate development and strategic acquisitions at ManTech International (NASDAQ: MANT), plans to retire from