What was permitted
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.
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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 | 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 |
| Expires | July 20, 2026 |
| BBL | — |
| BIN | — |
Property owner
Sl Green Realty CORP
Gianna Pilalis
Related searches
sprinkler systemplumbingMidtown South-Flatiron-Union SquareManhattanbuilding permitconstruction cost$300k+