Designation will include that owners intend to demolish, but report will focus on the significance of the main tower. On July 31, 2018, Landmarks voted to designate the former AT&T Headquarters Building, at 550 Madison Avenue, an individual City landmark. The 37-story-tall, granite-clad tower was designed by Philip Johnson and John Burgee, and completed in 1983. An early major work of postmodern architecture, the tower rejected the unadorned glass curtain walls of the International … <Read More>