HVAC System Modifications at 401 West 31st Street, Manhattan
401 WEST 31 STREET, Manhattan, 10001 · Chelsea-Hudson Yards
What was permitted
Homeowners and building managers in the Chelsea-Hudson Yards area can find valuable cost data for HVAC system upgrades. This permit specifically addresses modifications to an existing mechanical (HVAC) system at 401 West 31st Street.
Issued on July 1, 2026, this mechanical systems project has an estimated cost of $288,400. REIDY CONTRACTING GROUP is the contractor undertaking these HVAC modifications.
Modifications to an existing HVAC system in Chelsea-Hudson Yards were permitted with a substantial project cost of $288,400.
What it cost
Issued
July 1, 2026
Expires
December 1, 2026
License
General Contractor
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Filed by REIDY CONTRACTING GROUP · 31 permits across 9 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 | 346525795 |
| Work Permit # | M01233705-S1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Modifications to existing HVAC system. No change in use, egress or occupancy. |
| Floor / Unit | Floor Number(s) 50 through 50, Floor Number(s) 52 through 52 |
| Estimated Cost | $288,400 |
| Approved | June 11, 2025 |
| Issued | July 1, 2026 |
| Expires | December 1, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Not Applicable
MICHAEL DELMONT