Citigroup is one of the world's largest financial services companies with around 200m customer accounts in more than 100 countries and territories. The company is organised into three major business groups: Global Consumer, Corporate and Investment Banking, and Global Wealth Management – in addition to two stand-alone businesses, Citigroup Asset Management and Citigroup Alternative Investments. Brands include Smith Barney Private Client Group, the global private wealth management unit of Citigroup, and the Diners Club credit card.