Skip to content

550 Madison Avenue

A landmark postmodern office skyscraper on Madison Avenue in Midtown Manhattan, New York City.

Last updated August 22, 2026

AI crawler reads

No AI crawler has read this profile since Oct 28, 2026.

Overview

550 Madison Avenue is a 37-story office skyscraper in Midtown Manhattan, New York City, located between East 55th and East 56th Streets on Madison Avenue. The building rises approximately 647 feet, or 197 meters, and is distinguished by its pink Stony Creek granite cladding, monumental entrance arch, recessed windows, classical base-shaft-capital composition, and broken pediment with a circular opening at the roofline. Designed by Philip Johnson and John Burgee of Johnson/Burgee Architects, with Simmons Architects as associate architect, it is widely regarded as one of the most influential early postmodern skyscrapers and is sometimes identified as the first skyscraper to make postmodern architectural language its dominant external expression. The property was commissioned by AT&T as a replacement for the company’s former headquarters at 195 Broadway in Lower Manhattan. The design, announced in 1978 and completed in 1984, deliberately contrasted with the glass-and-steel International Style towers that dominated much of postwar Midtown. AT&T and its architects sought a building with a monumental civic presence, using American-sourced materials and classical references. Its principal east entrance is framed by a very large arch, while the rooftop pediment and circular oculus create a recognizable skyline silhouette. A public arcade and pedestrian atrium were incorporated into the original plan, helping the project obtain additional floor area under New York City zoning provisions. The building’s ownership and occupancy changed substantially after completion. The breakup of the Bell System in 1982 reduced AT&T’s need for the full headquarters complex, meaning the company did not occupy the building in the manner originally anticipated. Sony leased the property beginning in 1991, undertook major alterations to the base and interior, and ultimately acquired the building in 2002. During the Sony era it was commonly known as Sony Tower or Sony Plaza and served as the American headquarters of Sony. Sony sold the property to the Chetrit Group in 2013 while leasing back office space, then moved out after approximately three years. The Olayan Group purchased 550 Madison Avenue in 2016 and initiated a major repositioning and renovation program. The New York City Landmarks Preservation Commission designated the exterior as a landmark in 2018, recognizing its architectural significance while placing constraints on future exterior alterations. Renovation work continued in the late 2010s and early 2020s, including changes to the lower-level public realm, retail areas, and the western annex. The original multi-story annex was replaced with a shorter, single-story annex, and the former pedestrian atrium was reworked as a plaza. The property continues to operate as a high-end commercial office and retail building in one of Manhattan’s principal business and luxury retail districts.

History

The site of 550 Madison Avenue was historically occupied by a stream and was later developed with a group of relatively small structures, including nineteenth-century residences that were eventually adapted for commercial use. By the postwar period, Madison Avenue in Midtown had become an important retail and commercial corridor, and the surrounding district was increasingly being reshaped by office construction. AT&T selected the site for a new headquarters intended to replace its large Lower Manhattan complex at 195 Broadway. Philip Johnson and John Burgee designed the new tower with Simmons Architects as associate architect. The commission marked Johnson’s movement away from the strict modernism associated with some of his earlier work and toward a more historically referential architectural language. The architects organized the building like a classical column, with a heavily articulated base, a repetitive shaft, and a distinctive capital formed by the broken rooftop pediment. The design used pink Stony Creek granite from Connecticut rather than a conventional glass curtain wall. Tens of thousands of granite pieces were individually supported by the structural frame, making the facade both technically demanding and visually massive. Plans were announced in 1978, and the building was completed in 1984. Its principal entrance was formed by a 116-foot-high arch facing Madison Avenue, with a large glazed opening and circular oculus. Arcades, retail areas, and a pedestrian atrium were incorporated into the lower levels. The atrium’s presence allowed the building to rise higher without conventional setbacks under the zoning rules then in force. The rooftop’s broken pediment and circular opening became the most debated aspect of the exterior. Critics praised the building’s ambition and formal clarity, while others considered the design oversized, theatrical, or insensitive to its urban setting. AT&T’s corporate circumstances changed before the headquarters could be used as originally planned. The Bell System breakup in 1982 led to the separation of AT&T’s operating companies and reduced the parent company’s need for the entire tower. Sony became the building’s principal corporate occupant after leasing it in 1991. Sony substantially renovated the lobby, lower levels, and interior spaces, and purchased the property in 2002. During this period the building was widely identified with Sony and was known as Sony Tower or Sony Plaza. Sony sold the property to the Chetrit Group in 2013 and leased back offices for a period. Sony subsequently moved out after three years, creating an opportunity for a new owner to reposition the tower for a broader office and retail market. The Olayan Group acquired the building in 2016 and pursued a comprehensive renovation. The project sought to modernize building systems and workplace areas while retaining the historically significant exterior. Landmark designation in 2018 protected the facade and major architectural features. Work continued into the early 2020s. The original western annex was demolished and replaced with a shorter annex, and the former central atrium was transformed into a plaza. Lower-level spaces and public circulation areas were also updated. The building’s granite envelope, deep-set windows, large arch, and broken pediment remain its defining features. Its later history illustrates the changing relationship between corporate headquarters, landmark preservation, and premium commercial real estate in Manhattan.

  • 2020

    Energy-efficiency recognition

    [1]

    During renovation, the building received an A grade in New York City’s energy-efficiency ranking system.

  • 2020

    Public-realm and annex reconstruction

    [1]

    Early-2020s work replaced the original annex with a shorter structure and reconfigured the former atrium as a plaza.

  • 2018

    Landmark designation

    [1]

    New York City landmark authorities designated the building’s exterior as a protected landmark.

  • 2016

    Olayan Group acquisition

    [1]

    The Olayan Group acquired 550 Madison Avenue and planned a major renovation and repositioning.

  • 2013

    Property sold to the Chetrit Group

    [1]

    Sony sold the building while initially retaining occupancy through a leaseback arrangement.

  • 2002

    Sony acquires the building

    [1]

    Sony purchased the property, which became closely associated with the Sony Tower and Sony Plaza names.

  • 1991

    Sony begins leasing the property

    [1]

    Sony leased the building and began a major renovation of its base and interior spaces.

  • 1984

    Building completed

    [1]

    The 37-story, 647-foot AT&T Building was completed in Midtown Manhattan.

  • 1982

    Bell System breakup changes the project’s corporate context

    [1]

    The breakup of the Bell System reduced AT&T’s need for the entire building before completion.

  • 1978

    Design announced

    [1]

    AT&T announced plans for a new headquarters tower on Madison Avenue designed by Philip Johnson and John Burgee.

Products and positioning

A premium, architecturally distinctive Midtown Manhattan office property positioned around landmark design, restored public spaces, high-quality workplace environments, and proximity to luxury retail and major corporate headquarters.

  • Commercial office building · 1984

    550 Madison Avenue office tower

    The principal 37-story tower is a premium office property with a rectangular footprint, pink granite facade, recessed windows, substantial mechanical and structural systems, and a distinctive postmodern exterior. Its design combines a classical base, shaft, and capital with a monumental Madison Avenue arch and a broken rooftop pediment.

  • Retail and amenity space · 1984

    Ground-floor retail and public spaces

    The base of the building includes retail and publicly oriented circulation areas around the monumental entrance. These spaces evolved from the original open arcade and atrium concept through later Sony-era alterations and the Olayan-led renovation.

  • Commercial annex and public realm · 1984

    Western annex and plaza

    The western portion of the site originally contained a low annex and a pedestrian atrium. Early-2020s renovation replaced the former annex with a shorter structure and reshaped the central public area as a plaza.

Brand decisions

  • 2018

    Landmark protection of the exteriorOther

    Background

    The building had become recognized as an important work of postmodern architecture, but renovation plans needed to balance modernization with preservation.

    Action taken

    The New York City Landmarks Preservation Commission designated the exterior as a landmark.

    Aftermath

    Future exterior alterations became subject to landmark review, while interior and public-space modernization continued.

  • 2016

    Olayan-led repositioningStrategy

    Background

    After Sony’s departure, the property required a new commercial strategy and modernization program.

    Action taken

    The Olayan Group acquired the building and pursued renovations aimed at improving office, retail, amenity, and public-realm functions while preserving the landmark exterior.

    Aftermath

    The project continued through the late 2010s and early 2020s and included changes to the annex and plaza.

  • 1991

    Sony lease and interior modernizationStrategy

    Background

    AT&T’s corporate needs changed after the Bell System breakup, leaving the building available for a new principal occupant.

    Action taken

    Sony leased the tower and substantially renovated its base and interior spaces for use as its American headquarters.

    Aftermath

    The property became widely known as Sony Tower or Sony Plaza and was later acquired by Sony.

  • 1978

    Commission of a monumental postmodern headquartersStrategy

    Background

    AT&T needed a new headquarters to replace 195 Broadway and wanted a building with a strong corporate and civic identity.

    Action taken

    The company commissioned Philip Johnson and John Burgee to design a granite-clad tower using classical architectural references and American-sourced materials.

    Aftermath

    The resulting building became a major and controversial example of postmodern skyscraper design.

Sources2 sources

Cite this profile: Cite the canonical profile. /brand-wiki/550-madison-avenue · Editorial policy · How profiles are compiled