Mechanical SystemsBrooklynPermit Issued

Mechanical Work at 50 Old Fulton Street, Brooklyn

50 OLD FULTON STREET, Brooklyn, 11201 · Brooklyn Heights

1

What was permitted

Mechanical work is being performed at 50 Old Fulton Street in the Brooklyn Heights neighborhood of Brooklyn. This project is related to another active job, ALT-CO JOB# B01245808-I1.

The estimated project cost for this mechanical work is $77,736, and the permit was issued on June 26, 2026. RELIANT BUILDERS CORP is the general contractor for this undertaking.

Homeowners in Brooklyn Heights can see that significant mechanical system upgrades, like this one costing $77,736, are common for properties undergoing renovations.

2

What it cost

$77,736reported on this filing

Issued

June 26, 2026

Expires

November 4, 2026

License

General Contractor

3

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Filed by RELIANT BUILDERS CORP · 13 permits across 4 neighborhoods

View the official permit record

Tracking number, work description, cost, and dates

+
Tracking Number542826434
Work Permit #B01245808-S3-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job DescriptionMECHANICAL WORK IN CONJUNCTION WITH ALT-CO JOB# B01245808-I1
Floor / UnitCellar-SO-6941-B01245808-I1, Floor Number(s)-1-SO-2320-B01245808-I1
Estimated Cost$77,736
ApprovedOctober 29, 2025
IssuedJune 26, 2026
ExpiresNovember 4, 2026
BBL
BIN

Property Owner

HML Developments

Naftali Liebermann

Related Searches

mechanical systemsbrooklyn heightsbrooklynnew york citybuilding permit$50k-$100k