The William Green Building is a 530 ft, 33-floor skyscraper in Columbus, Ohio, United States. It was constructed from 1987 to 1990, and was topped out on June 8, 1988. It is the third-tallest building in Columbus, the tallest constructed in 1990s and the eighth-tallest building in Ohio. The low-rise wing that extends to North High Street is constructed on the former site of the Chittenden Hotel. The building is named after William B. Green (March 3, 1873 – November 21, 1952) who was an American trade union leader. The offices of the Ohio Bureau of Workers' Compensation are located here.