What better place to bid on masterpieces than from inside one? After a ‘careful’ renovation, New York’s famed Breuer building has reopened as the auction house’s new HQ. Despite its status as an architectural celebrity, the Breuer building, commissioned by the Whitney Museum in the 1960s, has never had an easy relationship with New York City. With a hulking, top-heavy build, brooding dark-gray granite cladding, and nearly windowless facade, it’s as introverted as buildings come, standing confrontationally against its traditional Upper East Side neighbors.