RTX Corporation, an aerospace and defense company, provides systems and services for the commercial, military, and government customers in the United States and internationally.

Northrop Grumman Corporation operates as an aerospace and defense company worldwide. The company's Aeronautics Systems segment designs, develops, manufactures, integrates, and sustains aircraft systems.

General Dynamics Corporation operates as an aerospace and defense company worldwide. It operates through four segments: Aerospace, Marine Systems, Combat Systems, and Technologies.

L3Harris Technologies, Inc., an aerospace and defense technology company, provides mission-critical solutions for government and commercial customers worldwide. The company's Integrated Mission Systems segment provides multi-mission intelligence, surveillance, and reconnaissance (ISR) systems; and communication systems, as well as fleet management support, sensor development, modification, and periodic depot maintenance services for ISR and airborne missions.

Lockheed Martin Corporation, a security and aerospace company, engages in the research, design, development, manufacture, integration, and sustainment of technology systems, products, and services worldwide.

Huntington Ingalls Industries, Inc. engages in designing, building, overhauling, and repairing military ships in the United States. It operates through three segments: Ingalls Shipbuilding, Newport News Shipbuilding, and Technical Solutions.

Rocket Lab USA, Inc., a space company, provides launch services and space systems solutions for the space and defense industries. The company provides launch services, spacecraft engineering and design services, spacecraft components, spacecraft manufacturing, and other spacecraft and on-orbit management solutions; and constellation management services, as well as designs and manufactures small and medium-class rockets.