What was permitted
For those in Midtown South-Flatiron-Union Square, a substantial plumbing project is underway at the prominent 11 Madison Avenue. This involves modifications to existing plumbing fixtures and the building's sprinkler system.
The permit for this extensive work was issued on June 30, 2026, with an estimated project cost of $411,981.72. PSI PARTNERS, LLC is the contractor handling these upgrades.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Manhattan, and lines up the right contractor. You approve; we handle the back-and-forth.
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 | 842691034 |
|---|---|
| Work permit # | M01399018-I1-EW-SP |
| Job filing number | — |
| Work type | Plumbing |
| Status | Permit Issued |
| Job description | Modifications to the existing plumbing fixtures and sprinkler system as per plans filed herewith. No change to use, egress, or occupancy. |
| Floor / unit | Floor Number(s) 14 through 14 |
| Estimated cost | $411,982 |
| Approved | June 26, 2026 |
| Issued | June 30, 2026 |
| Expires | September 1, 2026 |
| BBL | — |
| BIN | — |
Property owner
Sl Green Realty CORP
Gianna Pilalis
Related searches
plumbingsprinkler systemMidtown South-Flatiron-Union SquareManhattanNew York Citycommercial construction$411,981.72