Cederholm House is the oldest stone building built in 1757 in the historic centre of Helsinki. Helsinki's historic city centre, forming a unified architectural ensemble on Senate Square.
The house once belonged to the influential Swedish merchant Johan Cederholm, who was succeeded by several successive generations of owners. After the house was bought by a merchant in 1865 the merchant Kiselev bought the house and added balustrades, enlarged and installed additional windows and doors, the house was recognised as the most beautiful house in Helsinki.
Between 1912 and 1946 the building was empty. After restoration, the former Merchant's House was renovated to house the Municipal Court, and then in 1985 the building was given to a museum, which opened in 1985. was given to the museum, which opened for public access only in 1995.
Now the museum presents a collection of authentic items and objects of merchant's life of the XVIII century. life of the XVIII century, familiarising visitors with the life of this class in its heyday. heyday. The Cederholm House has temporary exhibitions on the modern life and development of Helsinki. the modern life and development of Helsinki.