What was permitted
A significant construction project is underway in East Midtown-Turtle Bay, Manhattan, involving the conversion of office space into residential units and an enlargement of the existing building. This type of large-scale renovation can significantly alter the building's footprint and functionality.
The permit for this extensive project was issued on July 21, 2026, with an estimated cost of $66,174,990. The general contractor for this substantial undertaking is X11 FIRST AVE LLC.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 324781871 |
|---|---|
| Work permit # | M01216837-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | Application filed for an office to residential conversion and enlargement to the existing building. |
| Floor / unit | Cellar, Cellar, Cellar, Cellar, Cellar, Cellar, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 2, Floor Number(s) 2, |
| Estimated cost | $66,174,990 |
| Approved | January 16, 2026 |
| Issued | July 21, 2026 |
| Expires | June 20, 2027 |
| BBL | — |
| BIN | — |
Property owner
X11 First Ave LLC
Joseph Chilelli
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