Sampo Group's business is divided into two main business areas:
- If P&C Insurance is the leading property and casualty insurer in the Nordic region. The P&C Insurance Group's parent company, If P&C Insurance Holding Ltd, is located in Sweden. If subsidiaries provide insurance solutions and services in Finland, Sweden, Norway, Denmark, the Baltic countries and Russia.
- Mandatum Life is responsible for Sampo Group's life insurance operations. It also offers asset management under an insurance wrapper. The Mandatum Life Group is made up of the Finnish parent company, Mandatum Life (which is fully owned by Sampo plc) and its subsidiary, Mandatum Life Insurance Baltic SE, which operates in the Baltic countries.
Sampo plc is Sampo Group's parent company and it administers the insurance subsidiaries. Sampo plc is also a major shareholder in Nordea, the Nordic banking group. Nordea is Sampo's associated company.