What was permitted
A significant expansion is underway at 438 11 Street in Brooklyn's Park Slope neighborhood, involving the construction of a new two-story horizontal rear enlargement. This project also includes interior renovations to an existing one-family home, adhering to the 1968 building code.
This permit was issued on October 5, 2026, with an estimated project cost of $631,520. BMB BUILDER INC (GC) is the contractor responsible for this substantial home improvement project.
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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 | 376370645 |
|---|---|
| Work permit # | B01180942-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | PROPOSE 2-STORY NEW HORIZONTAL REAR ENLARGEMENT AT THE FIRST AND SECOND FLOORS OF EXISTING ONE-FAMILY HOME REVIEWED UNDER 1968 CODE WITH INTERIOR RENOVATIONS AS PER PLANS. NO CHANGE IN USE, EGRESS AND OCCUPANCY. |
| Floor / unit | Cellar, Floor Number(s) 001 through 002, Roof |
| Estimated cost | $631,520 |
| Approved | August 4, 2025 |
| Issued | October 5, 2026 |
| Expires | June 10, 2027 |
| BBL | — |
| BIN | — |
Property owner
Not Applicable
Steve Lewis
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