Joppe is a pro-active, dedicated, entrepreneurial senior environmental professional/manager. He has both a technological economics (Stirling University) and chemical engineering degree (Delft University )and has a broad international experience, including 25 years at Shell (Netherlands, Brunei, Oman and the UK) and six years at the World Business Council for Sustainable Development (Geneva) as Water Director. Over the 25 years at Shell he has been instrumental in improving the environmental and social performance of the company at corporate, operating unit and project level. At the WBCSD he managed a water program for the WBCSD member companies in the area of water stewardship, water efficiency in agriculture, circular use of water and he developed and implemented the WASH pledge for companies.
He is currently a UNEP consultant, a jury member of the GES 2019 ( water), a visiting professor at NTU in Singapore and is member of the Advisory Committee of the Amsterdam International Water Week. He is also board member of Safe Water Gardens Ltd, a Singapore based social enterprise aiming to scale up affordable sewage treatment facilities for remote households .