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Four families
471 KOSCIUSZKO STREET
BROOKLYN · Bedford-Stuyvesant (East) · BIN 3043251
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1899Year Built
3Stories
C3Building Class
R6AZoning
3,240 sfGross Floor Area
4Units
Rent Stabilized3 Open Violations ▸FDNY Report ↗
Four families · 1,800 sf lot · 1.8 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbingGeneral
Site & exterior7p · 1 filing · 2 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
ACE GROUP NY CORP.703/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FL&M ENGINEERING DESIGN &INSPECTION102/17/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
GREEN STUDIO203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ACE GROUP NY CORPGeneral Contractor603/21/2026
Building Lifecycle
All (13)Filed (1)Permit Issued (2)Violation (10)
04/10/2024
Violation issued (HPD, closed)
A
03/23/2023
Violation issued (HPD, closed)
A
02/17/2023
Filed — Alteration
INSTALLATION OF 300PSF SIDEWALK SHED AND PIPE SCAFFOLDING PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER # 33 OF THE NYC CODE 2022, NO CHANGES IN USE EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00827846-I1
02/17/2023
Permit issued — Sidewalk Shed
B00827846-I1-SH
02/17/2023
Permit issued — Supported Scaffold
B00827846-I1-SF
11/10/2022
Violation issued (HPD, closed)
I
02/25/2022
Violation issued (HPD, closed)
A
04/09/2021
Violation issued (HPD, closed)
A
10/30/2019
Violation issued (HPD, closed)
I
01/20/2016
Violation issued (HPD, open)
I
10/09/2015
Violation issued (HPD, closed)
I
01/27/2005
Violation issued (HPD, open)
C
01/27/2005
Violation issued (HPD, open)
C
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedPermit IssuedACE GROUP NY CORP02/17/2023
DOB NOWSupported ScaffoldPermit IssuedACE GROUP NY CORP02/17/2023
BISOTISSUEDNONE07/29/1994
1 project · most recent 02/17/2023
Scaffold Sidewalk Shed
FiledStatusContractorScope
02/17/2023Permit IssuedACE GROUP NY CORPScaffold, Sidewalk Shed
Nothing on file for this building.
▾Documents — 2 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/27/2026B00827846-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/13/2026B00827846-I1Open ↗