One57 residents will be able to use hotel services, including the spa, with a menu of treatments that changes seasonally.
The Park Hyatt brand was due for an image upgrade and the Midtown hotel provides that boost, said Sean Hennessey, CEO of New York-based Lodging Advisors LLC.
New York “is the No. 1 city in the world to have the flagship property of your hotel brand,” Hennessey said. “So it was a great opportunity” for Hyatt.