- Guided Missile and Space Vehicle Manufacturing
- Technology / R&D
- Aerospace / Defense & Government Contractors
L-3 has several business units with offices in the Huntsville area to include Platform Integration Division, Integrated Systems Group, Systems Field Support, Integrated Systems Group, Electronic Systems Group, Link Simulation & Training, Coleman Aerospace, Warrior Systems, WESCAM, and Communications Systems Group. Many more business units provide products and services for programs managed from the Huntsville region. A leading provider of aircraft maintenance and services, L-3's largest presence in the state of Alabama is the Army Fleet Support (AFS) located in Ft. Rucker.