Olayan unveils secret garden at revitalized 550 Madison Avenue
The Olayan Group has released new details on the public open space at 550 Madison, Philip Johnson and John Burgee’s world-renowned Postmodern skyscraper that is...
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Chetrit backtracks on Sony condo plan, sells to office venture for $1.45B
The Chetrit Group has reversed its plan to turn the Sony Building at 550 Madison into uber luxury condos and instead sold the property for...