General Construction for Use Change at 100 Park Avenue, Manhattan
100 PARK AVENUE, MANHATTAN, 10017 · Midtown-Times Square
What was permitted
This permit indicates general construction work is underway at the prominent address of 100 Park Avenue in Manhattan's Midtown-Times Square neighborhood. The project specifically involves a change in the use of the 9th floor, suggesting a renovation or reconfiguration of the space.
Issued on May 19, 2026, the estimated project cost for this significant undertaking is $1,047,000. CLUNE CONSTRUCTION CO LP (GC) is the general contractor managing this project.
A substantial $1,047,000 general construction project is occurring at 100 Park Avenue, involving a change of use on the 9th floor.
What it cost
Issued
May 19, 2026
Expires
August 31, 2026
License
General Contractor
Price your own project
See what a project like this costs near you
We'll compare your scope against real permits and licensed contractors in the area.
Start my estimate →Free · takes 60 seconds · no account needed
Filed by CLUNE CONSTRUCTION CO LP · 107 permits across 14 neighborhoods
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 | 357424372 |
| Work Permit # | M01205703-I1-GC |
| Job Filing Number | — |
| Work Type | General Construction |
| Status | Permit Issued |
| Job Description | Filing herewith for a change in use on the 9th floor as per plans filed herewith. |
| Floor / Unit | Floor Number(s) 9, Floor Number(s) 9, Floor Number(s) 13 |
| Estimated Cost | $1,047,000 |
| Approved | May 7, 2026 |
| Issued | May 19, 2026 |
| Expires | August 31, 2026 |
| BBL | — |
| BIN | — |
Property Owner
SL GREEN REALTY CORP
Patricia Hoban