Investment Building (Pittsburgh)
 The Investment Building is a 1927 neo-classical skyscraper in Pittsburgh Pennsylvania located at 239 Fourth Avenue and part of the Fourth Avenue Historic District. The original name of the structure was the Insurance Exchange Building.Designed by John M. Donn a Washington D.C. architect the tower is of the same approximate façade dimensions as its 4th Avenue neighbors the Arrott Building and Benedum-Trees Building both built a generation earlier.