Business: Washington Group International, Inc., is a leading international engineering and construction firm. With 35,000 employees at work in 43 states and more than 30 countries, the company offers a full life-cycle of services as a preferred provider of premier science, engineering, construction, program management, and development in 14 major markets, including energy, environmental, government, heavy-civil, industrial, mining, nuclear-services, operations and maintenance, petroleum and chemicals, process, pulp and paper, telecommunications, transportation, and water-resources.