Mechanical SystemsBrooklynPermit Issued

Mechanical Systems Work at 201 North 11 Street, Brooklyn

201 NORTH 11 STREET, BROOKLYN, 11211 · Williamsburg

1

What was permitted

Residents in Williamsburg can observe mechanical system upgrades at 201 North 11 Street, involving work on the 5th and 6th floors of an existing apartment. A new unit has been placed on the roof as part of this project.

This permit was issued on June 18, 2026, with an estimated project cost of $100,000. KAJA BUILT INC (GC) is the contractor for this mechanical work.

Mechanical system upgrades for a Brooklyn apartment, including a rooftop unit, were completed with an estimated project cost of $100,000.

2

What it cost

$100,000reported on this filing

Issued

June 18, 2026

Expires

February 9, 2027

License

General Contractor

3

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Filed by KAJA BUILT INC · 2 permits across 1 neighborhood

View the official permit record

Tracking number, work description, cost, and dates

+
Tracking Number795166745
Work Permit #B01359422-I1-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job Descriptionmechanical work for existing apartment on 5th and 6th floor - unit placed on roof
Floor / UnitFloor Number(s) 5 through 6
Estimated Cost$100,000
ApprovedMay 7, 2026
IssuedJune 18, 2026
ExpiresFebruary 9, 2027
BBL
BIN

Property Owner

PR

Eleni Demetriades

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mechanical systemsbrooklynwilliamsburgapartment renovationrooftop unitHVAC$100k-$200k