Metlife owned and carefully maintained the property until early 1970s, when it sold it to Leona Helmsley and the property began to deteriorate. There were a succession of owners and management companies beginning in the late 1990s.
The sequence of events involved Metlife's stewardship of the property from its inception until the early 1970s, when it was sold to Leona Helmsley, leading to a decline in condition. The property then underwent a series of changes in ownership and management, starting from the late 1990s.