What was permitted
Mechanical work is underway at 409 Bergen Street in Brooklyn's Park Slope neighborhood, filed in conjunction with an alteration permit. This work is part of a change from a three-family dwelling to a single-family home.
This permit was issued on June 4, 2026, with an estimated project cost of $50,000. RELIABLE HEATING AND COOL is the General Contractor managing this mechanical systems 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 | 540862649 |
|---|---|
| Work permit # | B01331064-S3-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | MECHANICAL WORK FILED IN CONJUNCTION WITH ALT CO TO CHANGE FROM A 3 FAMILY TO A 1 FAMILY . |
| Floor / unit | Floor Number(s)-2-SO-1117-B01331064-I1, Roof-SO-3339-B01331064-I1, Basement-SO-8973-B01331064-I1, Cellar-SO-9243-B01331064-I1, Floor Number(s)-1-SO-2631-B01331064-I1, Floor Number(s)-3-SO-9892-B013310 |
| Estimated cost | $50,000 |
| Approved | February 3, 2026 |
| Issued | June 4, 2026 |
| Expires | August 20, 2026 |
| BBL | — |
| BIN | — |
Property owner
Not Applicable
Carletta Higginson
Related searches
mechanical systemsPark SlopeBrooklynNew York Cityalteration permit$50,000