The stone used in the building was quarried direct at source in Italy and tested by Cawdor Ramsey prior to shipment to New York and the subsequent installation.

The tower was built within and on top of the preexisting Grand Central Post Office, which was designed by Warren and Wetmore and constructed from 1906 to 1909.

[3] It was ultimately developed by Sterling Equities and still stands below the modern skyscraper.

[5][6] Istithmar purchased 450 Lexington in 2006 but refinanced the property the following year for $600 million.

[7] Current tenants include Brixmor Property Group, Davis Polk & Wardwell, Herbert Smith Freehills, Warburg Pincus, and WeWork.