Structural Enlargement and Conversion at 399 Sackett Street, Brooklyn
399 SACKETT STREET, BROOKLYN, 11231 · Carroll Gardens-Cobble Hill-Gowanus-Red Hook
Estimated Project Cost
$0
Structural
Issued
May 19, 2026
Expires
June 30, 2026
License
General Contractor
About This Project
This permit details a substantial structural project involving the horizontal enlargement of an existing three-story, three-family building in Brooklyn's Carroll Gardens-Cobble Hill-Gowanus-Red Hook neighborhood. The scope includes converting the property into a one-family dwelling, along with installing a new metal deck at the rear.
Issued on May 19, 2026, this structural work has an estimated project cost of $676,950 and is being handled by CAVALRY GC&P LLC. The project also requires obtaining a new Certificate of Occupancy upon completion.
What This Means For You
For homeowners in Carroll Gardens-Cobble Hill-Gowanus-Red Hook considering major renovations, this $676,950 project highlights the significant investment in structural changes and conversions.
The Business That Did This Work
CAVALRY GC&P LLC
General Contractor · License #627511
462 36TH STREET FL PH
21 permits filed · 9 neighborhoods
Permit Details
| Tracking Number | 591491339 |
| Work Permit # | B01315541-I1-GC |
| Job Filing Number | — |
| Work Type | Structural |
| Status | Permit Issued |
| Job Description | HORIZINTAL ENLARGEMENT OF AN EXIST. 3-STORY 3-FAMILY BUILDING WITH BASEMENT AND CELLAR, CONVERSION FROM 3-FAMILY DWELLING TO A ONE-FAMILY DWELLING AS SHOWN IN PLANS. INSTALL A METAL DECK AT REAR. OBTAIN A NEW CofO. |
| Floor / Unit | Cellar, Basement, Floor Number(s) 1, Floor Number(s) 2, Roof Terrace 2, Floor Number(s) 3, Roof |
| Estimated Cost | $676,950 |
| Approved | March 23, 2026 |
| Issued | May 19, 2026 |
| Expires | June 30, 2026 |
| BBL | — |
| BIN | — |
Property Owner
PR
Casey Schear
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