Sotera Defense completes acquisition - UPI.com HERNDON, Va., Jan. 3 (UPI) -- Potomac Fusion Inc., a Virginia company providing data analytics, cyber and visualization solutions, has officially become part of Sotera Defense Solutions. Sotera said it completed its acquisition of Potomac Fusion last Friday. "This business combination is a natural fit -- joining two organizations with the same emphasis on agility, ingenuity and integrity and a strong commitment to the national security mission," Sotera President and Chief Executive Officer John Hillen said. The addition of Potomac Fusion's expertise in cloud computing architectures, data fusion and data analytics expands the broad range of support we can provide to help our national security customers achieve their missions at home and abroad. Potomac Fusion's main customers are the U.S. Department of Defense and agencies in the intelligence community. Its projected revenues for 2011 are $40 million. Sotera Defense specializes in national security technology.