Pratt & Whitney, a Raytheon Technologies business, is a world leader in the design, manufacture and service of aircraft engines and auxiliary power units. Since our founding in 1925, we have built a long and distinguished record of providing dependable engines to armed forces around the world. Our military engines power tactical, strategic and mobility aircraft such as the F-35 Lightning II, B-52 Stratofortress, C-17 Globemaster III, and KC-46 Pegasus.