GBU-12 Paveway II of the Paveway series) are produced by defense contractors Lockheed Martin and Raytheon. Raytheon began production after purchasing the product line from Texas Instruments. Lockheed Martin was awarded a contract to compete with Raytheon when there was a break in production caused by transferring manufacturing out of Texas. "Paveway II" refers specifically to the guidance kit, rather than to the weapon itself. See also GBU-16 Paveway II, where the same guidance unit is fitted to a Mk 83 1,000-lb bomb. The US Department of Defense has upgraded GBU-12 production versions to include GPS guidance modes. Lockheed Martin is the sole
Colorado Springs, Colorado of the city's largest employers coming from the sector. A large segment of this industry is dedicated to the development and operation of various projects for missile defense. With its close ties to defense, the aerospace industry has also influenced the Colorado Springs economy. Although some defense corporations have left or downsized city campuses, a slight growth has been recorded. Significant defense corporations in the city include Northrop Grumman, Boeing, General Dynamics, Harris Corporation, SAIC, ITT, L-3 Communications, Lockheed Martin . The Space Foundation is based in Colorado Springs. A large percentage of Colorado Springs' economy is based on manufacturing