Citigroup Private Bank makes sure it stays in the family. Also known as Citi Private Bank, the Citigroup unit offers customized investment management services to some of the world's richest individuals and families. It has more than 100 offices in approximately 30 countries, providing expertise in investment management, retirement planning, brokerage, trust and fiduciary activities, real estate financing, and custody services, in addition to offering deposit accounts and lines of credit. The company also serves investors including hedge funds and venture capital firms. Citi Private Bank is part of Citigroup's Citicorp segment, which also includes the company's retail and investment banking operations.