M & A roundup

ATS Corp. will acquire maritime-security consulting and information technology services provider Potomac Management Group of Alexandria, Va. Terms of the deal were not disclosed.The acquisition brings ATSC new Defense and Homeland Security department customers with expanding requirements and priority funding, particularly in port security.Lockheed buys simulation companyLockheed Martin Corp. bought 3Dsolve Inc., which offers collaborative training methods using interactive 3-D graphics. Terms of the deal were not disclosed. 3Dsolve and its employees will remain in Cary, N.C., and be integrated into Lockheed Martin's Simulation, Training and Support division in Orlando, Fla.Private-equity firm DC Capital Partners LLC will integrate three of its acquired businesses as a new company catering to federal agencies' information technology needs. The intelligence services division of Global Analytic IT Services Inc., software and systems engineering services provider Omen Inc., and consulting firm Technology and Management Services Inc. will operate as National Interests Security Co. LLC.Argon ST Inc. completed its $20 million acquisition of Newtown, Pa.-based provider of defense electronics products and services Coherent Systems International Corp. Argon ST, of Fairfax, Va., will pay an additional $17.5 million if CSI hits certain revenue, bookings and contract award goals by Dec. 31, 2008.ITT Corp. plans to purchase Dolphin Technology Inc., a Rome, N.Y.-based provider of information assurance technologies to the military, intelligence and law enforcement communities. The companies did not disclose the terms of the deal.The move will bolster ITT's capabilities in research, development and operation of secure information sharing systems for the government, the company said.