Alliant Techsystems (ATK) completed its acquisition of Swales Aerospace, a provider of satellite components and subsystems, small spacecraft and engineering services for NASA, the U.S. Department of Defense and commercial satellite customers.

Effective immediately, the former Swales facility in Beltsville, Md., will serve as the headquarters of ATK’s Space Division within the Mission Systems Group. Mike Cerneck, previously Swales Aerospace’s CEO, will lead the division.