Headquartered in Baar, Switzerland, Glencore International is a global producer and marketer of commodities. The firm, listed on the FTSE 100 index in London, has activities across a range of industries, including production, processing, refining, transporting, financing, storage and supply. Glencore employs 2,700 people in its marketing operations, while its industrial operations directly or indirectly employ over 54,800 worldwide.