Skanska USA is one of the leading companies in the United States that provides construction, preconstruction, contracting, and design and build services to a range of industries that includes life sciences health care, education, aviation, transportation, sports and entertainment. The company also offers pharmaceutical validation services. It specializes in the construction and development of commercial and residential projects. Skanska USA offers contracting services related to building, rail, power and water pollution control plants, bridges, roadways and environmental remediation. It is a part of the Skansas AB global group of companies, which is one of the leading construction groups in the world. Headquartered in Parsippany, N.J., Skanska USA maintains one of its locations in Orlando Fla.