Plumbing Modifications at 350 Fifth Avenue, Manhattan
350 FIFTH AVENUE, MANHATTAN, 10118 · Midtown South-Flatiron-Union Square
What was permitted
Plumbing modifications are underway on the 71st floor at 350 Fifth Avenue. The project is being done as per the filed plans.
A permit was issued on April 17, 2026, for this plumbing project, with an estimated cost of $15,000. The contractor is DENKO MECHANICAL INC.
This $15,000 plumbing project provides insight into the cost of commercial plumbing work in the Midtown South-Flatiron-Union Square area.
What it cost
Issued
April 17, 2026
Expires
May 15, 2026
License
Master Plumber
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Filed by DENKO MECHANICAL INC · 5 permits across 4 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 265811289 |
| Work Permit # | M01225366-I1-PL |
| Job Filing Number | — |
| Work Type | Plumbing |
| Status | Permit Issued |
| Job Description | Plumbing modifications taking place on the 71st Floor as per plans filed herewith. No change in Use, Egress or Occupancy. |
| Floor / Unit | Floor Number(s) 071 through 071 |
| Estimated Cost | $15,000 |
| Approved | June 20, 2025 |
| Issued | April 17, 2026 |
| Expires | May 15, 2026 |
| BBL | — |
| BIN | — |
Property Owner
PR
Steven Griffith