Ally Financial, previously known as GMAC (an acronym for General Motors Acceptance Corporation), is a United States-based bank holding company organized in Delaware and headquartered in Detroit, Michigan. The company provides financial services including car finance, online banking, corporate lending, vehicle insurance, mortgages, credit cards, and brokerage firm services.
As of 2018, Ally was ranked 19th on the list of largest banks in the United States by assets and the largest car finance company in the U.S. by volume and serves approximately 18,500 automotive dealerships and 4.3 million retail consumers. Via its SmartAuction online marketplace for auto auctions, launched in 2000, the company has sold more than 5 million vehicles including 356,000 vehicles sold in 2017.The company operates from a number of different locations in the United States including Ally Detroit Center and Ally Charlotte Center. Ally Corporate Finance is headquartered in Manhattan, New York and the company also operates a direct bank, Ally Bank, from Sandy, Utah with a customer service center in Horsham, Pennsylvania.