L-3 serves as a prime communicator for ISR by supplying signals intelligence (SIGINT) and communications intelligence (COMINT) systems, which when combined with human intelligence (HUMINT), provide real-time situational awareness for the warfighter.

L-3 provides government services, responding to governmental agency requests for experienced support personnel in national security and organizational management programs, emergency management systems and leadership training and educational development services.

L-3 offers comprehensive aircraft modernization, systems integration and life-cycle support services to tactical and maritime aircraft manufacturers around the world. L-3 is also a leading provider of contractor logistics support and life-cycle maintenance for over 4,000 government aircraft, including 1,600 military training aircraft.

L-3 has the broadest range of advanced electronics, aviation, ocean and propulsion, telemetry, microwave, SATCOM and antenna, electro-optical/infrared sensors, precision engagement, simulation and training, security and detection and naval power and control products for air, sea, ground and space applications in the defense industry.