What was permitted
Residents in East Williamsburg, Brooklyn, might notice mechanical system upgrades at 139 Skillman Avenue, specifically the replacement of an existing split AC system. This project focuses on improving climate control within the building.
The permit for this work was issued on May 26, 2026, with an estimated project cost of $100,005. CATALYST DEVELOPMENT GROU is the general contractor, and the project involves no changes to the building's use, occupancy, or egress.
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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 | 998929918 |
|---|---|
| Work permit # | B01397210-I1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | Replace existing split AC system with new indoor units and remote condensers. No change in use, egress or occupancy. |
| Floor / unit | Penthouse 10 through 10, Roof |
| Estimated cost | $100,005 |
| Approved | May 22, 2026 |
| Issued | May 26, 2026 |
| Expires | August 8, 2026 |
| BBL | — |
| BIN | — |
Property owner
Not Applicable
139 Skillman Board
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