What was permitted
This permit details a modification to the mechanical systems on the 11th floor of a building located in the bustling Midtown South-Flatiron-Union Square neighborhood. Homeowners and property managers can use this information to understand the scope of interior building system upgrades.
The permit was issued on July 30, 2026, with an estimated project cost of $90,000. CORE FOUR CONSTRUCTION IN is listed as the General Contractor for this mechanical systems project.
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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 | 431850325 |
|---|---|
| Work permit # | M01372962-S1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | MECHANICAL SYSTEMS MODIFICATION ON THE 11th FLOOR PER PLANS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY. |
| Floor / unit | Floor Number(s) 11 through 11 |
| Estimated cost | $90,000 |
| Approved | March 30, 2026 |
| Issued | July 30, 2026 |
| Expires | November 5, 2026 |
| BBL | — |
| BIN | — |
Property owner
Rockrose Development Corp
Jennifer Fridman
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