Neighborhoods › Carroll Gardens-Cobble Hill-Gowanus-Red Hook › Building 3007169
Enlargement to 4 stories, est. $837K
433 Union Street, Brooklyn 11415 · Objections
| Job | B01075405 (2 filings: P3, P4) · Alteration CO |
|---|---|
| Category | vertical enlargement |
| Estimated cost | $837,400 |
| Scale | 3 → 4 stories; 3 → 1 dwelling units; 4,187 sq ft |
| Work types | General Construction |
| Filed | Dec 2, 2025 |
| Professional | Ny Building Associates Inc |
| Building | BIN 3007169 · BBL 3004300069 |
| Official record | DOB NOW job B01075405 |
DOB description
B01075405-P3: Convert from 3 to 1 dwelling unit, vertical and horizontal extension on existing 2 story with basement and cellar building, remove rear wall for rear yard extension, front facade to remain and be repaired, interior renovation of existing building
B01075405-P4: NEW PLUMBING FIXTURE INSTALLATION
Status timeline
- Dec 2, 2025 — New job filed (Objections) B01075405-P3
- Sep 10, 2026 — New job filed (Approved) B01075405-P4
- Sep 23, 2026 — Plans approved (Approved) B01075405-P4
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| B01075405-S3-PL | Plumbing | Permit Issued | Jul 27, 2026 | Dec 22, 2026 |
| B01075405-I1-GC | General Construction | Permit Issued | Feb 12, 2026 | Feb 12, 2027 |
| B01075405-S2-MS | Mechanical Systems | Permit Issued | Feb 11, 2026 | Feb 11, 2027 |
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