Liebbe, Nourse & Rasmussen was an architectural firm in the U.S. state of Iowa. They designed Kromer Flats built in 1905. It designed courthouses, commercial buildings, and residences. Several are listed on the U.S. National Register of Historic Places. The firm was established in 1899 as a partnership between Henry Frantz Liebbe (1851 -1927), Clinton C. Nourse, and Edward F. Rasmussen (1867 - 1930). Liebbe was born in Germany. He was in Des Moines by 1873. He married Medora Jones in 1879. He served as state architect from 1904 until his death.