The UK arm of upmarket estate agents Sotheby’s International Realty has launched a specialist family office business to provide the world’s richest dynasties with wealth and investment advice as well as access to trophy real assets such as fine art, jewelry and classic cars. The division, called The Family Office, will serve as a “one stop shop” point of contact for ultra high net worth clients for all Sotheby’s services, including its auction house. It has been founded by Marcus O’ Brien, best known for the sale of a £225 million mansion at 2-8a Rutland Gate in Knightsbridge, claimed to be the most expensive house ever sold in the UK. In the art world the advisory team includes David Schrader, Chairman, Global Private Sales at Sotheby’s, Samuel Valette, Vice Chairman, Head of Private Sales EMEA, and James Francis Fox, Director of Private Sales, as well as Nicolas Chow, Chairman and Sotheby’s Worldwide Head of Asian Art O’ Brien said: “The Family Office will act as a singular point of contact for existing and future UHNW clients globally for services at the highest levels of seniority across our partners including Sotheby’s International Realty, Sotheby’s esteemed Auction House, RM Sotheby’s and Sotheby’s...