Raytheon in quick succession Dallas-based E-Systems (1995), Chrysler Corporation's defense electronics and aircraft-modification businesses, which had previously acquired companies such as Electrospace systems (1996) (portions of these businesses were later sold to L-3 Communications), and the defense unit of Texas Instruments—Defense Systems & Electronics Group (1997). Also in 1997, Raytheon acquired the aerospace and defense business of Hughes Aircraft Company from Hughes Electronics Corporation—a subsidiary of General Motors, which included a number of product lines previously purchased by Hughes Electronics including the former General Dynamics missile business (Pomona facility), the defense portion of Delco Electronics (Delco Systems Operations), and Magnavox Electronic
Washington metropolitan area government policies designed to increase contracting opportunities for minority-owned businesses." Biotechnology The Washington metropolitan area has a significant biotechnology industry; companies with a major presence in the region as of 2011 include Merck, Pfizer, Human Genome Sciences, Martek Biosciences, MedImmune and Qiagen. Defense contracting Many defense contractors are based in the region to be close to the Pentagon in Arlington. Local defense contractors include Lockheed Martin, the largest, as well as Raytheon, General Dynamics, BAE Systems, Northrup Grumman, Computer Sciences Corporation (CSC), Science Applications International Corporation (SAIC), CACI, and Orbital Sciences Corporation. Tourism Tourism is a significant industry in the