AT&T Headquarters

Location

New York, NY, USA

Architect

Philip Johnson, John Borges

Building Type

Our Tradition

Materials

Stony Creek Granite

Now known as 550 Madison Avenue, Stephen Castellucci fabricated its exterior granite cladding in the early 1980’s. Since then, the building has undergone renovations and has been home to Sony Corporation, but its granite exterior and Chippindale top remain.

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