Fire Sprinkler System Modification at 424 West 33 Street, Manhattan
424 WEST 33 STREET, MANHATTAN, 10001 · Chelsea-Hudson Yards
What was permitted
Homeowners and building managers in the Chelsea-Hudson Yards area can observe permits for significant upgrades to fire protection systems, like the one at 424 West 33 Street.
This permit, issued on April 28, 2026, for $607,000 and handled by DEMAR PLUMBING CORP, involves modifications to the existing sprinkler system as detailed in submitted plans.
A $607,000 sprinkler system modification at 424 West 33 Street highlights a substantial investment in fire safety for the Chelsea-Hudson Yards neighborhood.
What it cost
Issued
April 28, 2026
Expires
June 1, 2026
License
Fire Suppression Contractor
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Filed by DEMAR PLUMBING CORP · 23 permits across 10 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 | 120945434 |
| Work Permit # | M01188248-S6-EW-SP |
| Job Filing Number | — |
| Work Type | Standpipe |
| Status | Permit Issued |
| Job Description | Modification of existing fire protection system as shown on plans submitted herewith. |
| Floor / Unit | Cellar, Floor Number(s) 1 through 13, Mezzanine 013 through 013, Roof |
| Estimated Cost | $607,000 |
| Approved | March 5, 2026 |
| Issued | April 28, 2026 |
| Expires | June 1, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Not Applicable
ERNESTO BACALZO