Sandra is a member of the Supervisory Board of The Hague University of Applied Sciences and chair of Esprit schools in Amsterdam.
After a career in the public sector (ministry of Internal Affairs, the European Commission, city of Amsterdam), she became director of public enterprises, a.o. Talent naar de Top.
She served on the Supervisory Board of Oxfam Novib, was Chair of the Board of Amnesty International The Netherlands and member of the International Executive Committee of Amnesty International.
She is the proud mother of Gayle (18) and Ashley (14).