If you have a cosigner, Comerica will be your copilot. The holding company owns Comerica Bank, which has around 475 branches in about a dozen states across the US. The company is organized into three main segments. The Business Bank division is the largest, offering loans, deposits, and capital markets products to middle-market, large corporate, and government clients. The Retail Bank serves small businesses and consumers, while the Wealth Management arm provides private banking, investment management, financial advisory, investment banking, brokerage, insurance, and retirement services. Comerica boasted total assets of $72 billion at the end of 2015.