Career
Being a printer, Carl Wallau in 1844 founded his printing plant, the "Graphische Kunstanstalt" in Mainz. On June 7, 1872, Wallau was elected mayor of the city of Mainz. In 1872, he was President of the Mainz Carnival Association (Mainzer Carneval-Verein).
A street in Mainz has been named after Carl Wallau in 1895, the Wallaustraßest
lieutenant is located in the Mainz "Neustadt", the former "Gartenfeld" which was subject to the Mainz city expansion.