Mechanical SystemsBrooklynPermit Issued

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

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Permit Details

Tracking Number594140348
Work Permit #B01217180-I1-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job DescriptionTO 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 / UnitFloor Number(s) 001 through 001, Roof
Estimated Cost$10,000
ApprovedJune 3, 2025
IssuedApril 9, 2026
ExpiresJune 1, 2026
BBL
BIN

Property Owner

315 Wyckoff LLC

John Van Decker

Related Searches

mechanical systemsBedford-StuyvesantBrooklynNew York Citysplit unit$10,000construction cost

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