15 Union Square WestNew York, New York
- The pre-existing seven-story building was constructed in 1870 as the Tiffany and Company jewelry store
- In 1953, the original, ornate cast-iron exterior was covered over with a new brick façade
- Additional modifications occurred in 1980
- The new renovation converted the existing structure into luxury apartments
- Portions of the existing floors were removed and replaced at new elevations, providing intermediate levels
- Six new floors were added to the top of the building
- The new glass façade highlights the original cast iron structure
