Van Vliet supports and has supported over the years many organizations that are involved in charity, social services, relief projects and educational projects. To name a few:
Helping people in emergency situations and in disasters and conflicts worldwide.
Children's rights organization of the United Nations, that ensures the international Convention on the Rights of the Child is observed throughout the world.
Hospice IJssel Thuis
A shelter home for thermal patients in Nieuwerkerk a/d IJssel The Netherlands.
Bart de Graaf foundation
Support and assistance for patients with kidney diseases in The Netherlands.
A school and library project for children in Liberia.
Foundation that is committed to bettering the life of children that are involved in war in conflict-affected areas.