What was permitted
Homeowners and neighbors in the Financial District-Battery Park City neighborhood can see the scope of mechanical system upgrades happening at 59 Maiden Lane. This project involves installing new heating and cooling systems across multiple floors, including the sub-cellar, cellar, 1st floor, and mechanical mezzanine.
This permit was issued on June 11, 2026, with an estimated project cost of $349,764.36. The work is being managed by L&K PARTNERS, INC (GC).
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 250518311 |
|---|---|
| Work permit # | M01138176-S2-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | Installation of heating and cooling systems for amenity spaces on the Sub-Cellar, Cellar, 1st fl, and Mechanical Mezzanine. No change to use, egress or occupancy. |
| Floor / unit | Cellar, Floor Number(s) 001 through 001, Mezzanine 001 through 001, Sub-Cellar |
| Estimated cost | $349,764 |
| Approved | March 21, 2025 |
| Issued | June 11, 2026 |
| Expires | December 15, 2026 |
| BBL | — |
| BIN | — |
Property owner
59 Maiden Lane Associates, LLC
Erik Tanner
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