Mechanical Systems Upgrade at 478 Halsey Street, Brooklyn
478 HALSEY STREET, BROOKLYN, 11233 · Bedford-Stuyvesant (East)
Estimated Project Cost
$0
Mechanical Systems
Issued
April 9, 2026
Expires
June 1, 2026
License
General Contractor
About This Project
A new split unit is being installed as part of mechanical systems work at 478 Halsey Street in Brooklyn's Bedford-Stuyvesant neighborhood. This upgrade will serve both the 3rd-floor roof and the 1st-floor retail space.
The permit was issued on April 9, 2026, with an estimated cost of $10,000. DYNAMIC BUILDING DEVELOPE (GC) is the contractor responsible for this project, which does not change the building's use, egress, or occupancy.
What This Means For You
For mechanical system upgrades like a new split unit in Bedford-Stuyvesant, homeowners can anticipate costs around $10,000, as shown by this recent permit.
The Business That Did This Work
DYNAMIC BUILDING DEVELOPE
General Contractor · License #619463
253 MAIN ST.SUITE 320
1 permits filed · 1 neighborhoods
Permit Details
| Tracking Number | 594140348 |
| Work Permit # | B01217180-I1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | TO FILE MS WORKTYPE FOR A NEW SPLIT UNIT AT THE 3RD FLOOR ROOF AND 1ST FL. RETAIL. NO CHANGE IN USE, EGRESS, OR OCCUPANCY UNDER THIS APPLICATION. |
| Floor / Unit | Floor Number(s) 001 through 001, Roof |
| Estimated Cost | $10,000 |
| Approved | June 3, 2025 |
| Issued | April 9, 2026 |
| Expires | June 1, 2026 |
| BBL | — |
| BIN | — |
Property Owner
315 Wyckoff LLC
John Van Decker
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