Major Office to Residential Conversion at 1005 1 Avenue, Manhattan
1005 1 AVENUE, MANHATTAN, 10022 · East Midtown-Turtle Bay
Estimated Project Cost
$0
General Construction
Issued
March 30, 2026
Expires
June 20, 2026
License
General Contractor
About This Project
A significant construction project is underway in East Midtown-Turtle Bay, involving the conversion of an office building into residential units and an enlargement of the existing structure. This type of large-scale renovation can dramatically alter the urban landscape and housing availability in the neighborhood.
This permit was issued on March 30, 2026, with an estimated project cost of $66,174,990. The general contractor for this extensive work is X11 FIRST AVE LLC.
What This Means For You
Homeowners in East Midtown-Turtle Bay should note the substantial $66 million investment in converting an office building to residential use, indicating a major shift in local property development.
The Business That Did This Work
X11 FIRST AVE LLC
General Contractor · License #627223
292 MADISON AVE, 7TH FLOOR
2 permits filed · 1 neighborhoods
Permit Details
| Tracking Number | 958335052 |
| 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 | March 30, 2026 |
| Expires | June 20, 2026 |
| BBL | — |
| BIN | — |
Property Owner
X11 First Ave LLC
Joseph Chilelli
Related Searches
For Homeowners
Compare Pricing
See how this project's cost compares to similar work in your neighborhood.
Compare PricesFor Homeowners
Hire This Business
Interested in similar work? Get connected with the contractor who filed this permit.
For Businesses
Is This Your Work?
Claim this project page to showcase your pricing and attract new clients.