Leidos, a joint spin-off of Science Applications International Corporation, is an American defense company headquartered in Reston, Virginia, that provides scientific, engineering, systems integration, and technical services. Leidos works extensively with the United States Department of Defense, the United States Department of Homeland Security, and the United States Intelligence Community, including the NSA, as well as other U.S. government civil agencies and selected commercial markets. On September 27, 2013, SAIC changed its name to Leidos and spun off a new and independent $4 billion government services and information technology company which retains the name, Science Applications International Corporation, with Leidos being the primary successor to the original SAIC. Before the split, Leidos employed 39,600 employees and reported $11.17 billion in revenue and $525 million net income for its fiscal year ended January 31, 2013, making it number 240 on the Fortune 500 list. In 2014, Leidos reported US$5.06 billion in revenue. In 2015, Leidos reported US$5.09 billion in revenue. In August 2016, the deal to merge with the entirety of Lockheed Martins Information Systems & Global Solutions business came to a close, more than doubling the size of Leidos and its portfolio, and positioning the company as the global defense industrys largest enterprise in the federal technical solutions sector. As of August 2016, the company currently has 33,000 employees.