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General ConstructionBrooklynPermit issued

General Construction at 1233 East 57 Street, Brooklyn

1233 EAST 57 STREET, Brooklyn, 11234 · Flatlands

Winston

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Reported project cost

$887,757

As declared on the permit filing. General Construction.

Issued
July 23, 2026
Expires
July 21, 2027
License
General Contractor

What was permitted

This permit is for a significant general construction project in the Flatlands neighborhood of Brooklyn, involving the enlargement of an existing one-family home. The plans include both horizontal and vertical additions to convert the property into a two-family dwelling.

Issued on July 23, 2026, this extensive renovation project has an estimated cost of $887,757. A I N CONTRACTING CORP is the General Contractor for this conversion and enlargement project.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number732375711
Work permit #B01049346-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionPROPOSED HORIZONTAL & VERTICAL ENLARGEMENT AT FRONT AND REAR TO THE EXISTING FLOORS AS PER PLAN, CONVERT EXISTING ONE FAMILY TO TWO FAMILIES HOUSE AS PER PLAN.
Floor / unitCellar, Floor Number(s) 1, Floor Number(s) 2, Attic
Estimated cost$887,757
ApprovedJune 18, 2025
IssuedJuly 23, 2026
ExpiresJuly 21, 2027
BBL—
BIN—

Property owner

57 St Brooklyn LLC

Abdul Mannan

Related searches

general constructionhome additionFlatlandsBrooklynone-family to two-family conversionNYC permits$800k-$900k