offering of advanced business-jet aircraft. Combat Systems specializes in producing, supporting and sustaining land and expeditionary combat systems for the U.S. military and its allies. Marine Systems designs, builds and supports submarines and a variety of surface ships for the U.S. Navy and commercial customers. The Information Systems and Technology group offers a breadth and depth of technology and service capabilities that support a wide range of government and commercial needs, including systems integration expertise; hardware and software products; and engineering, management and support services.