General ConstructionBrooklynPermit Issued

Elevated Deck Extension at 321A 4 Street, Brooklyn

321A 4 STREET, BROOKLYN, 11215 · Park Slope

1

What was permitted

Residents in Park Slope may notice exterior renovations, specifically an extension of an elevated deck at the rear of 321A 4 Street. This type of project can enhance outdoor living spaces.

The permit for this general construction work, described as an exterior patio extension, was issued on April 13, 2026, with an estimated cost of $10,000. SUNNYSIDE MASONRY INC is the general contractor.

An elevated deck extension, estimated at $10,000, has been permitted for 321A 4 Street in Park Slope, suggesting an upgrade to a residential property.

2

What it cost

$10,000reported on this filing

Issued

April 13, 2026

Expires

October 19, 2026

License

General Contractor

3

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Filed by SUNNYSIDE MASONRY INC · 3 permits across 3 neighborhoods

View the official permit record

Tracking number, work description, cost, and dates

+
Tracking Number484535323
Work Permit #B01383014-I1-GC-CX
Job Filing Number
Work TypeGeneral Construction
StatusPermit Issued
Job DescriptionExtension of elevated deck at rear (exterior patio)
Floor / UnitOpen Space
Estimated Cost$10,000
ApprovedApril 7, 2026
IssuedApril 13, 2026
ExpiresOctober 19, 2026
BBL
BIN

Property Owner

Not Applicable

Yashmin Fernandes

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general constructiondeck extensionPark SlopeBrooklynNew York Citypermit issued$10,000