Skip to content
General ConstructionBrooklynPermit issued

Residential Conversion at 544 Union Street, Brooklyn

544 UNION STREET, Brooklyn, 11215 · Carroll Gardens-Cobble Hill-Gowanus-Red Hook

Winston

Sinra's conciergeOnline now

Planning general construction work near Carroll Gardens-Cobble Hill-Gowanus-Red Hook? I’ll scope it, price it, and line up the right pro.

Reported project cost

$3,340,000

As declared on the permit filing. General Construction.

Issued
June 10, 2026
Expires
October 5, 2026
License
General Contractor

What was permitted

This significant general construction permit in Brooklyn's Carroll Gardens-Cobble Hill-Gowanus-Red Hook area involves converting an existing mixed-use building into a residential R-2 property. The project includes a substantial horizontal and vertical enlargement, adding five stories and a cellar to create eight dwelling units.

The permit was issued on June 10, 2026, with an estimated project cost of $3,340,000. DYNATEC DEVELOPEMENT INC is the General Contractor. The building will feature new egress stairs and be fully sprinklered, indicating a major renovation and expansion.

Plan a similar project

Want work like this done at your place?

Tell us what you have in mind. We scope it, price it against work like this in Brooklyn, and lines up the right contractor. You approve; we handle the back-and-forth.

View the official permit record

Tracking number, work description, cost and dates

Tracking number425718499
Work permit #B01257112-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionAlteration CO application as-of-right conversion of existing 3 story mixed use building into a residential R-2 building with horizontal & vertical enlargement for 8 D.U.'s, 5 stories & Cellar. New egress stairs & building to be fully sprinklered.
Floor / unitCellar, Cellar, Cellar, Cellar, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 2, Floor Number(s) 3, Floor Number(s)
Estimated cost$3,340,000
ApprovedApril 28, 2026
IssuedJune 10, 2026
ExpiresOctober 5, 2026
BBL—
BIN—

Property owner

Union Street Property Owner

Tomer Yogev

Related searches

General ConstructionBrooklynNew York CityResidential Conversion$3,340,000Mixed-Use Building