A team comprised of Leidos (NYSE: LDOS), Parsons (NYSE: PSN) and Centerra Group has secured a potential 10-year, $4B contract to perform site services at the Department of Energy’s Hanford facility.

Reston, Virginia-based risk management and operational support services contractor Constellis has closed its acquisition of Palms Beach Gardens, Florida-based Centerra Group and its subsidiaries from an affiliate of Alvarez & Marsal Capital for an undisclosed sum. Both companies first announced the deal in March and Constellis said Friday the acquisition will help strengthen its professional relationships …

Constellis has agreed to buy Centerra Group and its subsidiaries from an Alvarez & Marsal Capital affiliate for an undisclosed sum in a move to expand Constellis’ U.S. footprint and build up its relationships with government customers in the risk management sector. Both companies expect to complete the transaction in the …

Centerra Group has purchased battle area and landmine clearance provider The Development Initiative for an undisclosed sum as part of Centerra’s global expansion efforts and plan to re-enter the humanitarian mine clearance services market. TDI will operate as a Centerra Group subsidiary through its headquarters in Zimbabwe, Centerra said Friday. Paul Donahue, president …

Deborah Ricci, formerly chief financial officer of A-T Solutions, has joined Centerra Group as CFO. She was most recently responsible for A-T Solutions’ financial affairs, government contract pricing and compliance and information technology, Centerra said Thursday. Paul Donahue, president and CEO of Centerra, said Ricci’s background in national security, defense …

Centerra Group has purchased Gregg Protection Services, a provider of nuclear and biological assets protection service, for an undisclosed amount. Centerra said April 1 that David Bradley, Centerra’s vice president of operations, would lead the acquired company that operates as a new division within Centerra. Paul Donahue, president and CEO …

SRS Critical Infrastructure Security has won a potential 10-year, $1 billion contract from the Department of Energy for paramilitary security work at the Savannah River Site in South Carolina, Aiken Standard reported Saturday. The report said Virginia-based SCIS won the contract against two bidders including Centerra, which has been the …

Constellis has won several contracts since its restructuring in late March. Key contract wins include a $198M task order to provide security operations support for the Department of Defense at Camp Buehring and Camp Arifjan in Kuwait; a $75M contract for security, counterterrorism, fire protection and mail room services at the Lake City Army Ammunition Plant in Missouri; and a $33M contract with the Department of Homeland Security’s Federal Protective Service for work at the St. Elizabeths campus in Washington, D.C.

Constellis' Centerra subsidiary has been awarded a five-year, $75M contract for security, counterterrorism, fire protection and mail room services to a U.S. Army ammunition factory in Lake City, Mo.

Executive Mosaic is happy to present Tim Reardon, chief executive officer of Constellis, as an inductee into the 2020 edition of the Wash100 Award for realigning the company’s executive team and driving growth for Constellis while adding to its portfolio.