Sotheby's /ˈsʌðəbiz/ is a British founded, American multinational corporation headquartered in New York City. One of the world's largest brokers of fine and decorative art, jewelry, real estate, and collectibles, Sotheby's operation is divided into three segments: auction, finance, and dealer. The company’s services range from corporate art services to private sales. It is named after one of its cofounders, John Sotheby.
Sotheby's is the world’s fourth oldest auction house in continuous operation, with 90 locations in 40 countries. As of December 2011, the company had 1,446 employees worldwide. It is the world's largest art business with global sales in 2011 totalling $5.8 billion.