L-3 is composed of four business segments:
Aerospace Systems delivers integrated solutions for the global ISR market and provides modernization, upgrade, sustainment, and maintenance and logistics support for a wide variety of aircraft and ground systems.
Electronic Systems provides a broad range of components, products, subsystems, systems and related services for military and commercial customers.
Communication Systems delivers products and services for the global communications market, specializing in strategic and tactical airborne, space, ground and sea-based communication systems.
National Security Solutions
National Security Solutions provides cybersecurity solutions, high-performance computing, enterprise IT services, analytics and intelligence analysis.