Interior Alteration at 401 West 31 Street, Manhattan
401 WEST 31 STREET, Manhattan, 10001 · Chelsea-Hudson Yards
What was permitted
For property owners in Manhattan's Chelsea-Hudson Yards area, this permit offers insight into the significant costs of interior alterations for new office tenants. The project involves selective demolition and new partitions.
Issued on July 6, 2026, this general construction permit has an estimated project cost of $5,987,739 for interior alterations at 401 West 31 Street. STRUCTURE TONE, LLC (GC) is the contractor.
Interior alterations for new office tenants in Manhattan's Chelsea-Hudson Yards can involve substantial costs, with this project estimated at nearly $6 million.
What it cost
Issued
July 6, 2026
Expires
December 31, 2026
License
General Contractor
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Filed by STRUCTURE TONE, LLC · 221 permits across 16 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 | 838862356 |
| Work Permit # | M01406455-I1-GC |
| Job Filing Number | — |
| Work Type | General Construction |
| Status | Permit Issued |
| Job Description | Selective demolition and interior alteration for new office tenant. Work to include new non-loading bearing partitions, finishes opening protectives and fixtures. No change in use, egress or occupancy, |
| Floor / Unit | Floor Number(s) 57 through 57 |
| Estimated Cost | $5,987,739 |
| Approved | June 29, 2026 |
| Issued | July 6, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Not Applicable
MICHAEL DELMONT