Permit · B01339016-I1NYC DOB NOWNew Construction

309 President Street

Brooklyn · NY · 11231

What is permit #B01339016-I1 at 309 President Street, Brooklyn, NY?

309 President Street in Brooklyn, NY has a new construction permit (#B01339016-I1) filed Tuesday, May 26, 2026 by Black Square Builders Cor, valued at $456,000. Status: issued.

Issued

Tuesday, May 26, 2026

Filed value

$456,000

Contractor

Black Square Builders Cor

County

Kings County

Status

issued

§Scope

Work description.

Herewith filing alterations to convert an existing 2 family to a single family, as per plans submitted. New Certificate of Occupancy to be obtained.

§Details on file

What the city recorded.

Neighborhood

Carroll Gardens-Cobble Hill-Gowanus-Red Hook

Work type

General Construction

Filing reason

Initial Permit

§Where

Plotted on the map.

§Behind the paywall

Owner contacts & project team.

§Same address

Other permits at this property.

3 other permits at 309 President Street. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#B01339016-S5OtherJul 7, 2026· Black Square Builders Cor· $6,000
#B01339016-S1HVACJul 7, 2026· Black Square Builders Cor· $284,000
#B01339016-S4OtherJul 7, 2026· Black Square Builders Cor· $291,200

§More like this

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Cut new opening in existing wall; furnish & install new HM door; form & pour new ADA ramp; install required railings. No change in Use, Occupancy, or Egress

OwnerNNnyz RqrWDGContractorMillenium Restoration Cor

$12,0002dJUL 13

№ 002