General Dynamics is an aerospace and defense company. Co.'s operating segments include: Aerospace, which consists of Co.'s Gulfstream that designs, develops and manufactures aircraft and Jet Aviation that provides a suite of aircraft services for aircraft owners and operators; Marine Systems, which designs and builds nuclear-powered submarines and provides in surface combatant and auxiliary ship design and construction; Combat Systems, which is a manufacturer and integrator of land combat solutions; and Technologies, which provides a range of services, technologies and products to a market that seeks solutions combining electronic hardware with software.