Permit · B01265960-S2NYC DOB NOWHVAC

423 Atlantic Avenue

Brooklyn · NY · 11217

What is permit #B01265960-S2 at 423 Atlantic Avenue, Brooklyn, NY?

423 Atlantic Avenue in Brooklyn, NY has a hvac permit (#B01265960-S2) filed Thursday, June 4, 2026 by Unicorn Builders Group Ll, valued at $24,900. Status: issued.

Issued

Thursday, June 4, 2026

Filed value

$24,900

Contractor

Unicorn Builders Group Ll

County

Kings County

Status

issued

§Scope

Work description.

Removal and installation of ductwork and a/c units and related mechanical piping, as per plans. no change to use, egress or occupancy.

§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
#B01231712-I1RoofingJun 3, 2026· J&S Waterproofing Llc· $1,500,000

§More like this

More hvac permits in Brooklyn.

№ 001

Brooklyn, NYPro

Brooklyn · NYHVACB00346655-I1

Filing herewith installation of hvac system as indicated on the drawings. no change in use egress or occupancy.

OwnercUKGQM VBHMGaDContractorEon Mechanical Inc

$200,0002dJUL 14

№ 002

Brooklyn, NY

423 Atlantic Avenue

Work description.

Plotted on the map.

Other permits at this property.

More hvac permits in Brooklyn.

Product

All states on record