Responsible for the service City of Helsinki, Culture and Leisure Division
Sederholm House
- Service location
Sederholm House provides volunteering opportunities.
Visiting address
Aleksanterinkatu 16-18
00170 Helsinki
Other contact details
Telephone number
+358 931036630
(local/mobile network fee)
Postal address
P.O.Box 4300
00099 Helsingin Kaupunki
Accessibility information
Services
Text edited by: City of Helsinki, Culture and Leisure Division
Updated: 11/5/2026