From 1974 to 1975 he worked on a Kibbutz. From 1975 to 1978 Robert then worked for CIFAIR, a subsidiary of the Schlumberger oil exploration company, on oil rigs in France Iran and Texas. He also worked on Pillow Furniture in Amsterdam, following his father"s footsteps as a tailor in working behind a sewing machine.
He then worked for Third Wave Carriers and Creative handbook Europe before working between 1981 and 1998 as publishing editor of five Dutch magazines including Fiets, Menu, and Source (the first European Corporate social responsibility magazine).
Robert founded and is the creative thought leader behind TBLI in 1998 in Amsterdam. The work has expanded and now includes organizing TBLI Conference, the world"s leading International Conference on Responsible investment, advising the European Commission (Directorate General Social and Employment), and running a consultancy firm.
Robert lectured for the Rotterdam School of Management (RSM) after setting up their Sustainability program and still provides educational services through TBLI Academy. Robert has been mentioned numerous times in the book, "Partiality of Responsibility" (Ethics in Sustainability Consulting) written by Robert South. Earhart and published 2011.