The core activity of the company "Kinderkrebshilfe Schweiz" is to support and accompany children and adolescents with cancer, their families, mothers, fathers, and siblings, as well as those who are grieving. This includes: Financial direct aid for affected families, Organization of activities, holidays, and outings for the whole family, Mediation and co-financing of rehabilitation stays, Support for research to benefit children and adolescents with cancer, Counseling and personal exchange of experiences, Networking and accompaniment through parent groups, Support for Sternenkind families (families who have lost a child to cancer). The organization thus provides comprehensive support for families affected by childhood cancer and works to improve the quality of life and promote the health of children and adolescents with cancer.