Lockheed Martin Sustainment Services offers extensive aircraft maintenance, modifications and state-of-the-art upgrades for Lockheed Martin products and those built by other manufacturers. Technicians provide the full range of depot services including de-paint and paint, structural inspections, material management, parts fabrication, and field team support. The professional engineering staff provides on-site design and development services for structural repairs, material, and flight-critical and maintenance-critical parts. Sustainment Services has taken on challenging modifications to some of the most vital government aircraft of the United States and foreign counties, including the P-3 Orion, C-130 Hercules, F-16 Fighting Falcon, F-22A Raptor, and the C-5 Galaxy. Highly-trained technicians provide major structural modifications, special mission and unique upgrades to avionics consoles and critical weapon systems.