Sotheby's is a British-founded American multinational corporation that is one of the world's largest brokers of fine and decorative art, jewelry, real estate, and collectibles. The company operates in 40 countries, with principal salesrooms located in New York City, London, Hong Kong, Paris, and Geneva. Sotheby's was founded in London in 1744 and has been a public company since 1988. The company's auctions include works by artists such as Pablo Picasso, Vincent van Gogh, and Claude Monet, as well as rare books, manuscripts, and historical artifacts. Sotheby's also offers private sales and art advisory services to clients around the world.