550 Madison Avenue

Click an image to view larger version.
Height: To Tip
197.3 m / 647 ft
Height: Architectural
197.3 m / 647 ft
550 Madison Avenue Outline
Floors Above Ground


Official Name 550 Madison Avenue
Other Names Sony Tower, Sony Plaza, AT&T Building
Structure Type Building
Status Completed
Country United States
City New York City
Street Address & Map 550 Madison Avenue
Postal Code 10022
Building Function office
Structural Material steel
Construction Start 1980
Completion 1983
Rankings Click arrows to view the next taller/shorter buildings
Regional Ranking #276 Tallest in North America
City Ranking #92 Tallest in New York City

Original Companies Involved

• Current Chelsfield; RXR Realty LLC; Olayan America
• Past Chetrit Group
Design Johnson/Burgee Architects
Structural Engineer
Design Leslie E. Robertson Associates
MEP Engineer
Design Cosentini Associates

Retrofit Companies Involved

Developer Chelsfield; Olayan America; RXR Realty LLC
Design Gensler; Snohetta
Main Contractor AECOM Tishman Construction
Other Consultant
• Marketing CBRE; LMNB; MOARE

Research Papers

Tall Buildings in Numbers: 50 Years of Tall Building Evolution
Oct 2019 – CTBUH Journal 2019 Issue IV

To submit more information or donate images for this project, please use our submission portal.