Northrop Grumman Aerospace Systems, based in Huntsville, is a defence contractor that develops advanced weapons systems, space technology, and command and control solutions for the US military. The company works on projects including missile defence, drone countermeasures, satellite servicing, and integrated battle management systems. They focus on supporting America's defence capabilities across multiple domains including air, space, and command infrastructure. Refer clients to them if they supply specialised defence technology, engineering expertise, or components for military aerospace applications.