Northrop Grumman Corporation is a worldwide defense company. The company provides an array of products, services and solutions for the systems integration, defense electronics, information technology, advanced aircraft, shipbuilding and space technology markets. Its Newport News sector designs, builds and refuels nuclear-powered aircraft carriers and submarines. The company also performs services for a variety of naval and commercial vessels. The company operates in more than 25 countries throughout the world. It employs a staff of more than 125,000 employees in nearly 10 business divisions. Ronald D. Sugar has been the chief executive officer of Northrop Grumman for more than three years. He has been with the aerospace and defense systems company for over six years. Sugar earned bachelor's and doctorate degrees at the University of California-Los Angeles. Northrop Grumman Corporation primarily serves the international military, government and commercial industries. Northrop Grumman Corporation is headquartered in Los Angeles.