Permit · B00463377-I1NYC DOB NOWHVAC

420 Blake Avenue

Brooklyn · NY · 11212

What is permit #B00463377-I1 at 420 Blake Avenue, Brooklyn, NY?

420 Blake Avenue in Brooklyn, NY has a hvac permit (#B00463377-I1) filed Thursday, May 21, 2026 by Kordun Construction Corp, valued at $500,000. Status: issued.

Issued

Thursday, May 21, 2026

Filed value

$500,000

Contractor

Kordun Construction Corp

County

Kings County

Status

issued

§Scope

Work description.

Mechanical work for central boiler plant and domestic hot water system replacement (van dyke bldg #15) as per the plans filed herewith.

§Details on file

What the city recorded.

Neighborhood

Brownsville

Work type

Mechanical Systems

Filing reason

Renewal Permit Without Changes

§Where

Plotted on the map.

§Behind the paywall

Owner contacts & project team.

§Same address

Other permits at this property.

3 other permits at 420 Blake Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#B00457386-I1HVACMay 21, 2026· Kordun Construction Corp· $27,975
#B00463609-I1HVACMar 18, 2026· Kordun Construction Corp· $400,000
#B00463609-I1HVACMar 17, 2026· Kordun Construction Corp· $400,000

§More like this

More hvac permits in Brooklyn.

№ 001

667 Flushing AvenuePro

Brooklyn · NY · 11206HVACB01401384-I1

Installation of temporary needle beam as per plans. no change in use, egress or occupancy shall comply with chapter#33 of 2022 the ny building code.

OwnerGZcUvVXs reyScContractorPlatinum Services Ny Llc

$1,0001wJUN 1

№ 002