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Mechanical SystemsBrooklynPermit issued

Mechanical Systems at 405 MARCY AVENUE, Brooklyn

405 MARCY AVENUE, Brooklyn, 11206 · South Williamsburg

Winston

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Reported project cost

$100,912

As declared on the permit filing. Mechanical Systems.

Issued
June 22, 2026
Expires
July 9, 2026
License
General Contractor

What was permitted

This permit application is for mechanical systems work at a Brooklyn property, filed in conjunction with an existing Alt-CO application. This typically involves HVAC, plumbing, or electrical systems crucial for a building's operation.

The mechanical systems permit was issued on June 22, 2026, with an estimated project cost of $100,911.5. CORNERSTONE BUILDERS NY L (GC) is the contractor associated with this work.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number999907390
Work permit #B01092846-S2-MS
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionMECHANICAL APPLICATION FILED HEREWITH IN CONJUNCTION TO ALT-CO APPLICATION #B01092846-I1
Floor / unitCellar-SO-1928-B01092846-I1, Floor Number(s)-1-SO-3710-B01092846-I1, Floor Number(s)-4-SO-1137-B01092846-I1, Floor Number(s)-2-SO-5010-B01092846-I1, Floor Number(s)-3-SO-1304-B01092846-I1, Penthouse-4
Estimated cost$100,912
ApprovedOctober 20, 2025
IssuedJune 22, 2026
ExpiresJuly 9, 2026
BBL—
BIN—

Property owner

Pr

Israel Feldheim

Related searches

mechanical systemsHVACplumbingSouth WilliamsburgBrooklynNew York Citypermit issued$100k+