What was permitted
Homeowners in Park Slope considering major renovations can look at this permit for the conversion of a two-family residence to a single-family home, including the addition of a new story. This project will require a new certificate of occupancy.
This significant general construction project at 509 6 Avenue in Brooklyn was issued a permit on August 17, 2026, with a substantial estimated cost of $448,888. PTG GROUP LLC is listed as the general contractor.
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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 | 995987140 |
|---|---|
| Work permit # | B01322734-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | CONVERSION OF A TWO-FAMILY RESIDENCE TO A SINGLE-FAMILY RESIDENCE. A NEW STORY IS PROPOSED AND A NEW CERTIFICATE OF OCCUPANCY WILL BE OBTAINED. |
| Floor / unit | Cellar, Basement, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 3, Roof |
| Estimated cost | $448,888 |
| Approved | July 31, 2026 |
| Issued | August 17, 2026 |
| Expires | October 3, 2026 |
| BBL | — |
| BIN | — |
Property owner
Pr
Adam Bukberg
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