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General ConstructionBrooklynPermit issued

General Construction: Building Enlargement at 642 Classon Avenue, Brooklyn

642 CLASSON AVENUE, Brooklyn, 11238 · Crown Heights (North)

Winston

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Reported project cost

$1,635,982

As declared on the permit filing. General Construction.

Issued
July 6, 2026
Expires
November 25, 2026
License
General Contractor

What was permitted

Residents in Crown Heights, Brooklyn, can find insights into significant residential construction projects. This permit is for a substantial building enlargement and conversion, transforming a three-story, three-unit property into a six-story, five-unit building, requiring new occupancy certificates.

This significant project, with an estimated cost of $1,635,982, was permitted on July 6, 2026. SAT CONSTRUCTION SERVICES is the general contractor managing this extensive renovation and expansion.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number596767353
Work permit #B01114441-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionPROPOSED ALT-1 FOR ENLARGEMENT OF EXISTING 3 STORY 3 DWELLING UNITS AND CONVERT TO A 6 STORY 5 DWELLING UNITS. OBTAIN NEW C OF O. PROPOSED ALT-1 REQUIRED TO MEET NEW BUILDING REQUIREMENTS PER 28-101.4.5.
Floor / unitCellar, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 3, Floor Number(s) 4, Floor Number(s) 5, Floor Number(s) 6, Roof
Estimated cost$1,635,982
ApprovedApril 21, 2025
IssuedJuly 6, 2026
ExpiresNovember 25, 2026
BBL—
BIN—

Property owner

Cohen Global INC

Yona Kogman

Related searches

general constructionbuilding enlargementresidential conversionCrown HeightsBrooklynmulti-unit dwelling$1.6M project cost