Glencore International AG is a Swiss multinational commodity trading and mining company. It is the world's largest commodities trading company, with a 2019 revenue of $215 billion. The company operates in over 50 countries and has over 160,000 employees. Glencore's business activities include the production, sourcing, processing, refining, transporting, storage, financing, and supply of metals and minerals, energy products, and agricultural products. The company is also involved in the production of oil and gas, and owns stakes in various mining and oil companies. Glencore is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.