Turner Construction is an American construction company with presence in 20 countries. It is a subsidiary of the German company Hochtief. It is the largest domestic contractor in the United States as of 2020, with a revenue of $14.41 billion in 2020. Turner Construction was founded in New York City in 1902 by Henry Chandlee Turner. Its first project was a $690 concrete vault in Brooklyn, followed by concrete staircases for the New York City Subway. By the late 1920s, Turner was constructing buildings for large businesses in the United States. Turner's stock began trading on the American Stock Exchange in 1972. Turner's projects have included large buildings and numerous sports stadiums. Then, in 1999, Hochtief purchased Turner. In 2010s, the company was involved in a multi-year bid rigging scheme related to interior work at Bloomberg L.P. resulting in its then vice president Ronald Olson to plead guilty to federal charge of tax evasion on accepting $1.5 million in bribes from subcontractors and then project superintendent Vito Nigro to plead guilty to grand larceny. They were both also convicted of federal tax crime from this matter.