BHP Billiton Plc is one of the leading diversified resources group in the world that engages in mineral exploration and production. The company’s operating assets include: Petroleum, Aluminum, Iron Ore, Base Metals, Stainless Steel Materials, Diamonds and Specialty Products, Manganese, Energy Coal and Metallurgical Coal. BHP Billiton Plc extracts and processes minerals as well as oil and gas from its major production operations in Latin America, Australia and Southern Africa. The company’s sales are geographically spread out with more concentration in the Northern hemisphere. It has approximately 61,000 contractors, and 41,000 employees, working in more than 120 operations in over 30 countries. The company has a primary listing on the London Stock Exchange in the United Kingdom and a secondary listing on the Johannesburg Stock Exchange in South Africa.