The New York City Landmarks Preservation Commission has designated the former Whitney Museum building at 945 Madison Avenue as both an individual and interior landmark. Designed by Marcel Breuer and completed in 1966, the inverted ziggurat structure with raw concrete interior served as the Whitney's home until 2015, later housing the Metropolitan Museum of Art's contemporary art annex and the Frick Collection during its renovation. Sotheby's acquired the building in 2023 and plans to relocate its global headquarters there, with renovations led by Herzog & de Meuron. Preservationist groups pushed for landmark status amid concerns about commercial alterations, and the designation now legally protects the exterior and key interior elements like the lobby and main staircase.
This designation matters because it safeguards a masterpiece of Brutalist architecture that represents a pivotal moment in New York's cultural history. The landmark status ensures that Sotheby's future renovations—already requiring commission approval—cannot compromise the building's iconic design, balancing commercial reuse with preservation. LPC chair Sarah Carroll called it a "testament to New York City's role as a global center of innovative design," highlighting how the ruling sets a precedent for protecting modernist landmarks in an era of rapid real estate development.