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Mechanical SystemsManhattanPermit issued

HVAC System Modifications at 401 West 31 Street, Manhattan

401 WEST 31 STREET, Manhattan, 10001 · Chelsea-Hudson Yards

Winston

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Reported project cost

Not reported

The filer did not disclose a cost on this permit. Mechanical Systems.

Issued
August 24, 2026
Expires
April 20, 2027
License
General Contractor

What was permitted

Modifications to an existing HVAC system and related piping are being performed for an office tenant at 401 West 31 Street in the Chelsea-Hudson Yards neighborhood of Manhattan. This work is designed to improve the office environment without affecting the building's use, egress, or occupancy.

The permit for this mechanical systems work was issued on August 24, 2026. JRM CONSTRUCTION MGMT LLC is the general contractor overseeing these HVAC modifications.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number678232331
Work permit #M01436618-S1-MS
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionModifications to existing HVAC system and related piping for office tenant. No change in use, egress or occupancy.
Floor / unitFloor Number(s) 10 through 10
Estimated costNot reported
ApprovedAugust 13, 2026
IssuedAugust 24, 2026
ExpiresApril 20, 2027
BBL—
BIN—

Property owner

Not Applicable

Michael Delmont

Related searches

mechanical systemsHVAC modificationChelsea-Hudson YardsManhattanNew York Citybuilding permitoffice tenant