He tore down the North and South fortress (Noord- en het Zuidkasteel). While he was mayor of Antwerp, the Athenaeum was built, the Museum of Fine Arts, the Stuyvenberg hospital, the National Bank building in Antwerp, the Court of Justice and the theatre.
He razed the North and South citadel (Noord- en het Zuidkasteel). As mayor of Antwerp, he was responsible for initiating projects such as the Athenaeum, the Museum of Fine Arts, the Stuyvenberg hospital, the National Bank building in Antwerp, the Court of Justice, and the theatre.