TD Banknorth, formerly Banknorth, was a wholly owned subsidiary of the Toronto-Dominion Bank which conducted banking and insurance activities, primarily serving the northeastern area of the United States, headquartered in Portland, Maine. The bank became TD Bank, N.A. on May 31, 2008. In August 2004, Toronto-Dominion Bank became the majority owner, renaming it "TD Banknorth, N.A.", all remaining shares of TD Banknorth were acquired by Toronto-Dominion Bank on April 20, 2007.