KeyBank, a principal subsidiary of KeyCorp Corporation, is a regional bank headquartered in Cleveland, Ohio, ranked 28th among the largest banks in the United States.

KeyBank's client base includes retail, small business, corporate, and investment clients. The bank has 1,197 branches and 1,572 ATMs located in Alaska, Colorado, Connecticut, Delaware, Florida, Idaho, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Jersey, New York, Ohio, Oregon, Pennsylvania, Rhode Island, Texas, Utah, Vermont, Virginia, Washington, D.C., and Washington. KeyCorp has operations in 39 states.

As of 2018, Key is ranked #412 on the Fortune 500 list.