How many Corporate Stays units are in the Elm Ledbury building, and where are they located?

There are five units, all located on the 15th floor:

• 1503 – 1 bedroom, 1 bathroom – 662 sq. ft.
  
  
• 1504 – 1 bedroom, 1 bathroom – 540 sq. ft.
  
  
• 1505 – 1 bedroom, 1 bathroom – 540 sq. ft.
  
  
• 1506 – 2 bedrooms, 2 bathrooms – 705 sq. ft.
  
  
• 1508 – 1 bedroom, 1 bathroom – 503 sq. ft.