The Inland Steel Building is a 332-foot-tall (101 m) skyscraper at 30 West Monroe Street in Chicago, Illinois, United States. Constructed from 1956 to 1958, the building was designed by Bruce Graham and Walter Netsch of the architectural firm Skidmore, Owings & Merrill (SOM) in the International Style. It was originally the headquarters of the Inland Steel Company and was one of the first skyscrapers to be built in the Chicago Loop since World War II. The Inland Steel Building is designated a Chicago Landmark and is listed on the National Register of Historic Places.