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General ConstructionBrooklynPermit issued

Major Building Expansion at 24 Throop Avenue, Brooklyn

24 THROOP AVENUE, Brooklyn, 11206 · South Williamsburg

Winston

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Reported project cost

$1,140,435

As declared on the permit filing. General Construction.

Issued
September 24, 2026
Expires
September 30, 2026
License
General Contractor

What was permitted

Homeowners in South Williamsburg can see the details of a significant building project involving a vertical and horizontal enlargement. This project transforms an existing two-story building with a basement into a four-story structure, complete with a mezzanine and penthouse, to create a two-family dwelling.

This general construction project was issued a permit on September 24, 2026, with an estimated cost of $1,140,435. The contractor for this extensive renovation is H & Y DEVELOPING LLC.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number536844104
Work permit #B01351488-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionAPPLICATION FILED HEREWITH TO VERICALLY AND HORIZONALLY ENLARGE AN EXISTING TWO STORY + BASEMENT BUILDING INTO A FOUR STORY + MEZZANINE AND PENTHOUSE TWO FAMILY BUIDLING
Floor / unitCellar, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 3, Floor Number(s) 4, Mezzanine 4, Penthouse 4, Roof
Estimated cost$1,140,435
ApprovedJune 22, 2026
IssuedSeptember 24, 2026
ExpiresSeptember 30, 2026
BBL—
BIN—

Property owner

Not Applicable

Yoel Holtzman

Related searches

general constructionSouth WilliamsburgBrooklynbuilding enlargementtwo-family homeresidential renovation$1M+ project