Helsinki, January 2015 Рыцарский Дом / The House of Nobility The Finnish House of Nobility as corporation owns, since 1857, the assembly building completed in 1862. The building, called Ritarihuone in Finnish and Riddarhuset in Swedish, is of Neogothic style. Planned by G.T. Chiewitz. Ready in 1862. Located in Kruununhaka in downtown Helsinki.