Founded by Dr. J. Robert Beyster and a small group of scientists in 1969, Science Applications International Corporation, or SAIC (a Fortune 500 company), ranks as the largest employee-owned research and engineering firm in the United States. SAIC and its subsidiaries have more than 43,000 employees with offices in more than 150 cities worldwide. The company is a key source for leading-edge technologies that will carry its clients into the 21st century and beyond. SAIC helps clients respond faster to opportunities, achieve more from their operations, exceed their mission requirements and square off with the competition. The company has a location in Chambersburg, Pa.