Formerly, worked with: United Nations Environment Programme, United Nations Industrial Development Organization, World Bank, International Labour Organization, European Commission, InWent, GTZ, Global Reporting Initiative, Global e-Sustainability Initiative, Henkel, REWE Group, Saturn, Barclays Bank, Canon, EMI, Hewlett Packard, Philip Morris, Matsushita and Motorola. Currently, Head, UNEP/Wuppertal Institute Collaborating Centre on Sustainable Consumption and Production, responsible for directing projects in sustainable consumption and production, eco-efficiency performance assessment and management, corporate social responsibility and reporting, technology assessment, triple bottom line innovation, design of strategies based on multistakeholder approaches at company, product chain and sector level.