Andreas Hubmann

Xstrata Ltd. engages in mining operations. The company was founded on December 31, 2001 and is headquartered in London, the United Kingdom.

Biopetrol Industries AG engages in the manufacturing and distribution of biodiesel and pharmaceutical-grade glycerine. The firm's biodiesel is sold to the oil industry and traders, to public local transport operators, road hauliers, farmers and other end consumers. Biopetrol Industries was founded on August 29, 2005 and is headquartered in Zug, Switzerland.

Glencore Holding AG operates as a holding company with interest in providing investment services. It acquires, holds and manages investments for setting up of subsidiaries. The firm's primary subsidiary Glencore International AG trades in crude oil, petroleum, ferrous and non-ferrous metals, minerals and agricultural products. The company is headquartered in Baar, Switzerland.

Glencore International AG engages in the production and marketing of natural resources and industrial commodities. It provides financing, logistics, marketing, and purchasing services to producers and consumers of commodities. It serves automotive, oil, power generation, steel production, and food processing industries. The company was founded in 1974 and is headquartered in Baar, Switzerland.

Glencore AG engages in the trading in raw materials and other goods. Its product portfolio also includes sugar and grains. The company was founded on July 13, 1978 and is headquartered in Baar, Switzerland.