What was permitted
Homeowners in the Sunset Park (West) neighborhood may observe significant construction activity at 333 21 Street. This project involves a vertical and horizontal enlargement of an existing three-story building, indicating a substantial expansion.
This general construction permit was issued on June 5, 2026, with a considerable estimated project cost of $400,000. INTERBORO PROPERTY MGMT is the general contractor responsible for this enlargement.
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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 | 425217738 |
|---|---|
| Work permit # | B00887998-I1-GC |
| Job filing number | — |
| Work type | General Construction |
| Status | Permit Issued |
| Job description | vertical and horizontal enlargement of existing 3 Story. |
| Floor / unit | Cellar, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 3, Penthouse 1 |
| Estimated cost | $400,000 |
| Approved | October 12, 2023 |
| Issued | June 5, 2026 |
| Expires | December 31, 2026 |
| BBL | — |
| BIN | — |
Property owner
Interboro Property Management CORP.
Adam Friedman
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