What was permitted
Homeowners in the prestigious Upper East Side-Carnegie Hill neighborhood may see construction at 650 Park Avenue, where two apartments are being combined. This general construction project aims to merge apartments 15C and 15D according to submitted plans.
The permit for this significant renovation was issued on April 21, 2026, with an estimated cost of $369,125. LEONE CONSTRUCTION MANAG* is the general contractor overseeing this apartment combination.
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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 | 700188583 |
|---|---|
| Work permit # | M01198273-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | Combination of apartments 15C and 15D as shown on submitted plans. No change in occupancy, use or egress. |
| Floor / unit | Floor Number(s) 015 through 015 |
| Estimated cost | $369,125 |
| Approved | May 16, 2025 |
| Issued | April 21, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property owner
Gustave-Henri Pucci-Sisti Maisonrouge
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