OSS-Järjestöpalvelut (OSS Services for Organisations) is a company jointly owned by the national independent unions for higher education students in Finland, The Finnish Student Sports Federation (OLL), The Union of Students in Finnish Universities of Applied Sciences – SAMOK, and The National Union of University Students in Finland (SYL).
OSS is the owner of office premises in the centre of Helsinki. The offices of SAMOK, SYL, SAKKI ry and the Union of Local Youth Councils in Finland Nuva ry are located on OSS’ premises. OSS produces services for these organisations. Services include property management, financial and administrative services, translation, and ICT.