High Quality Content by WIKIPEDIA articles! The Rohm and Haas Corporate Headquarters in Philadelphia, Pennsylvania, United States is the headquarters for the chemical manufacturing company Rohm and Haas. Completed in 1964, the building was the first private investment for the urban renewal of the Independence Mall area. Only two blocks from Independence Hall the building, designed by Pietro Belluschi and George M. Ewing Co., was lauded for its respect to the nearby park and historical buildings. Philadelphia`s city planners praised the Rohm and Haas Corporate Headquarters as a standard for all redevelopment buildings.