4. Raytheon Company (NYSE:RTN)
Raytheon, the number four on our list of biggest defense contractors in the world, mainly thrives on its missiles business, with at least 18 types of missiles for sale, including the popular Tomahawk and Patriot weapons. The company’s other sources of its $21.62 billion in defense revenues (93% of total sales) include products such as radars, satellite sensors, communications systems, and air traffic control systems.
InsectWorld/Shutterstock.com
