1. Umicore began as a 19th century mining company but transitioned in the 1990s away from mining and base metals production towards recycling and high-tech products, adopting the philosophy of "closing the loop." 2. Umicore is now a global materials technology and recycling group with over 10,000 employees across 66 manufacturing sites generating €2.6 billion in revenues in 2015. It is a leading producer of automotive catalysts and materials for rechargeable batteries and the world's largest precious and other metal recycler. 3. Closing the loop for metals requires that end-of-life materials reenter products (the physical aspect), revenues match recycling costs (the economic aspect), and