Extell Partners With Tennor Holding to Complete 50 West 66th Street, the Upper West Side’s Tallest Skyscraper
Extell Development Company has announced a major joint venture with global investment entity Tennor Holding B.V. to complete 50 West 66th Street, a 775-foot-tall residential skyscraper on Manhattan’s Upper West Side. When finished, the building will wrest the title of tallest building in the neighborhood from 200 Amsterdam Avenue.