Leidos Holdings, Inc. engages in providing services and solutions in the defense, intelligence, civil and health markets. The company is headquartered in Reston, Virginia and currently employs 48,000 full-time employees. The company went IPO on 2006-10-13. The Company’s segments include National Security & Digital, Health & Civil, Commercial & International and Defense Systems. Its National Security & Digital business provides technologically advanced services, solutions and products, as well as mission software capabilities for defense and intelligence customers in the areas of cyber, logistics, security operations and decision analytics. Its Health & Civil business provides services and solutions to federal and commercial customers in the areas of public health, care coordination, life and environmental sciences and transportation. Its Commercial & International business delivers a portfolio of products, services, and solutions aimed at securing national assets, modernizing energy and critical infrastructure, and enhancing mission outcomes. The firm serves government and commercial customers.