Encore Boston Harbor, previously referred to as Wynn Everett and Wynn Boston Harbor, is a privately owned entity headquartered in Everett, Massachusetts. It is owned by Realty Income and operated by Wynn Resorts. Founded in 2019, the company employs approximately 950 individuals, functioning as a luxury resort and casino. The establishment is situated in a commercial-industrial area on the Mystic River, approximately 5 miles from downtown Boston.