1 MADISON AVENUE, MANHATTAN, 10010 · Midtown South-Flatiron-Union Square
Homeowners and neighbors in Midtown South-Flatiron-Union Square may notice work on the existing plumbing and sprinkler system at 1 Madison Avenue. This project involves additions and modifications to these essential building systems, as detailed in the filed plans.
This permit was issued on June 24, 2026, with an estimated project cost of $319,999.57. The work is being carried out by ARIANA CONTRACTING INC.
A significant sprinkler system upgrade at 1 Madison Avenue, with an estimated cost of $319,999.57, is underway in the Midtown South-Flatiron-Union Square area.
Issued
June 24, 2026
Expires
July 20, 2026
License
Fire Suppression Contractor
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Filed by ARIANA CONTRACTING INC · 10 permits across 8 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 333420494 |
| Work Permit # | M01373644-I1-EW-SP |
| Job Filing Number | — |
| Work Type | Sprinklers |
| Status | Permit Issued |
| Job Description | Additions and modification to existing Plumbing and Sprinkler System as per plans filed herewith. No change in use, egress, or occupancy. |
| Floor / Unit | Floor Number(s) 1 through 1, Sub-cellar #1 |
| Estimated Cost | $320,000 |
| Approved | March 30, 2026 |
| Issued | June 24, 2026 |
SL GREEN REALTY CORP
Gianna Pilalis
| Expires | July 20, 2026 |
| BBL | — |
| BIN | — |
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