Permit · B01231712-I1NYC DOB NOWRoofing

423 Atlantic Avenue

Brooklyn · NY · 11217

What is permit #B01231712-I1 at 423 Atlantic Avenue, Brooklyn, NY?

423 Atlantic Avenue in Brooklyn, NY has a roofing permit (#B01231712-I1) filed Wednesday, June 3, 2026 by J&S Waterproofing Llc, valued at $1,500,000. Status: issued.

Issued

Wednesday, June 3, 2026

Filed value

$1,500,000

Contractor

J&S Waterproofing Llc

County

Kings County

Status

issued

§Scope

Work description.

Roof repair no change to occupany, use or egress.

§Where

Plotted on the map.

§Same address

Other permits at this property.

7 other permits at 423 Atlantic Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#B01231712-S1OtherJul 8, 2026· Kings Group Ny Corp· $8,000
#B01357131-I1RenovationJun 22, 2026· J&S Waterproofing Llc
#B01231712-I1RoofingJun 17, 2026· J&S Waterproofing Llc· $1,500,000
#B01265960-S2HVACJun 4, 2026· Unicorn Builders Group Ll· $24,900

§More like this

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№ 001

Brooklyn, NYPro

Brooklyn · NYRoofingB01301132-S2

Existing two-family house with mechanical work at cellar, basement, 1 st, 2nd floor and roof. job filed to related to alt2application # b01301132-i1.2. no change in use, means of e…

OwnercrHpJV vQUFHCNeQCmContractorMorell Builders Inc

$18,0002dJUL 14

№ 002

423 Atlantic Avenue

Work description.

Plotted on the map.

Other permits at this property.

More roofing permits in Brooklyn.

Product

All states on record