Some of the country's most noteable architects helped create the Allegheny County places including Edward Stotz, George S. Davidson, Henry C. Fownes, David Redick, Murphy & Hamilton, Herbert DuPuy, Benno Janssen, Pennsalt Co., J.W. Kerr and Boyd & Pratt Ingham. Prominent architectural styles found in Allegheny Country are Late Victorian, Greek Revival and Late 19th And 20th Century Revivals.