Mattias Lindahl, as ISO’s Technical Committee’s representative, is participating in a 3 days long (26-28 of June) ad-hoc group IEC meeting about Circular Economy in Paris. He presented outcomes from ISOs Ad Hoc Group on Circular Economy that was held in Berlin, the 4th of June. Circular Economy issues is a hot topic and Mistra REES research has and will contribute to developing the area. Our research and outcomes are internationally really appreciated and considered in e.g. in developiing nternational standardizations and knowledge dissemination about circular economy and resource efficiency and effective solutions.