Lockheed Martin UK INSYS (formerly INSYS) is a defense contractor with four divisions. The company's communications and information systems unit provides network assisted, secure communications and information for portable weapons and equipment in land vehicles and craft. Its precision strike and maneuver division works with other contractors to provide tactical vehicles and weapons systems. The future concepts division focuses on special projects, weapon performance evaluation, and modeling and simulation. The company's manufacturing arm assembles and machines components for use by other defense contractors.