Mechanical Systems Alterations at 28 Liberty Street, Manhattan
28 LIBERTY STREET, Manhattan, 10005 · Financial District-Battery Park City
What was permitted
Significant mechanical systems work is underway at 28 Liberty Street in Manhattan's Financial District-Battery Park City neighborhood. This project involves altering existing ductwork to accommodate a new layout on the 30th Floor and adding units for an IDF room.
The permit for this extensive mechanical work was issued on July 9, 2026, with an estimated project cost of $111,341. JT MAGEN & COMPANY INC (GC) is the contractor responsible for this project.
For large commercial properties like 28 Liberty Street, substantial mechanical system upgrades can represent a significant investment, as seen with this $111,341 project in the Financial District.
What it cost
Issued
July 9, 2026
Expires
September 30, 2026
License
General Contractor
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Filed by JT MAGEN & COMPANY INC · 109 permits across 8 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 | 359141427 |
| Work Permit # | M01409077-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Alterations of ductwork to match new layout of 30th Floor. Additional units to be added for new IDF room. |
| Floor / Unit | Floor Number(s) 30 through 30 |
| Estimated Cost | $111,341 |
| Approved | June 25, 2026 |
| Issued | July 9, 2026 |
| Expires | September 30, 2026 |
| BBL | — |
| BIN | — |
Property Owner
PR
Matt Liang