What was permitted
An interior renovation project is underway for a duplex apartment on the prestigious Park Avenue in Manhattan's Upper East Side. The work involves non-structural demolition, general construction, and finishing touches, without altering the building's egress or occupancy.
This permit was issued on June 23, 2026, with an estimated project cost of $205,000. TJ EVERLASTING CONT CORP is the General Contractor for this apartment renovation.
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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 | 389395568 |
|---|---|
| Work permit # | M01186407-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | Interior renovation to existing Duplex Apt. #11B. Work to include non-structural demolition, general construction, and finishes. No change in egress or occupancy. |
| Floor / unit | Floor Number(s) 11 through 12 |
| Estimated cost | $205,000 |
| Approved | June 24, 2025 |
| Issued | June 23, 2026 |
| Expires | March 25, 2027 |
| BBL | — |
| BIN | — |
Property owner
Alice Mahoney
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interior renovationUpper East Side-Carnegie HillManhattanduplex apartmentdemolition$205,000 cost