What was permitted
Homeowners in the Upper East Side-Yorkville neighborhood can explore the costs of significant apartment renovations. This project involved updating multiple existing units, including penthouse spaces, as detailed in the filed plans.
This general construction permit was issued on August 3, 2026, with a substantial estimated project cost of $120,000. KEYSTONE BUILDERS GROUP* is the general contractor for these unit renovations.
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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 | 400458031 |
|---|---|
| Work permit # | M01433476-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | RENOVATION TO EXISTING UNITS 40C, 41C, PH1C AS PER PLANS FILED HEREWITH. ALL ENERGY CALCULATIONS FOR LIGHTING FILED UNDER M01092673-I1. NO CHANGE TO USE, EGRESS, OR OCCUPANCY. |
| Floor / unit | Floor Number(s) 40 through 41, Penthouse 1 through 1 |
| Estimated cost | $120,000 |
| Approved | July 21, 2026 |
| Issued | August 3, 2026 |
| Expires | November 18, 2026 |
| BBL | — |
| BIN | — |
Property owner
400 East 84th Street Associates, L.
Andrew Orchulli
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