General Info

In addition, 21CT offers Information Technology ( IT ) Services that support the design, development, implementation, administration, maintenance and improvement of databases, networks, and systems. Headquartered in Austin, TX with supporting locations in San Antonio, TX, and Washington D.C., 21CT continues to expand and has become recognized for its innovation and leadership in social network analysis and graph matching. 21CT's government customers include Air Force, Army, Navy, DARPA, Office of the Secretary of Defense ( OSD ), and the Department of Homeland Security.