What was permitted
For homeowners in Brooklyn's Carroll Gardens-Cobble Hill-Gowanus-Red Hook neighborhood, this permit shows the cost of environmental mitigation systems. The project involves installing a sub-slab depressurization system to address soil vapor intrusion.
This general construction permit was issued on April 24, 2026, with an estimated cost of $30,000. LONG ISLAND ENVIRONMENTAL (GC) is the contractor responsible for this installation.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Brooklyn, and lines up the right contractor. You approve; we handle the back-and-forth.
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 | 289547204 |
|---|---|
| Work permit # | B01357507-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | INSTALLATION OF SUB SLAB DEPRESSURIZATION SYSTEM TO MITIGATE SOIL VAPOR INTRUSION. NO CHANGE IN USE, EGRESS, OR OCCUPANCY |
| Floor / unit | Cellar, Facade |
| Estimated cost | $30,000 |
| Approved | April 16, 2026 |
| Issued | April 24, 2026 |
| Expires | November 7, 2026 |
| BBL | — |
| BIN | — |
Property owner
Katsina LLC
Rebecca Kostyuchenko
Related searches