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Walk-up apt, over six families with stores
509 HINSDALE STREET
BROOKLYN · East New York-New Lots · BIN 3085400
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1930Year Built
4Stories
C7Building Class
R6Zoning
—Gross Floor Area
25Units
447 Open Violations 442 unresolved · 5 paperwork only ▸FDNY Report ↗
Walk-up apt, over six families with stores · Owner of record: RIVERDALE AVENUE PROPERTIES LLC · 3.6 FAR built · Flood zone X
Locations of Work
StructuralElectricalEquipment
Permit Issued — active, not yet Signed-off
Site & exteriorUnder Construction4p · 1 filing · 3 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
Housing Preservation & Development404/09/2026
RIVERDALE AVENUE PROPERTIES LLC303/22/2026
HPD103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FL&M ENGINEERING DESIGN &INSPECTION112/31/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
DELTEX ELECTRICAL CONT. IElectrical103/22/2026
LABCO ELETRT CONTNG CORPElectrical103/22/2026
MORRIS HELLERElectrical103/21/2026
SKY HEIGHTS CONSTRUCTIONGeneral Contractor104/09/2026
Building Lifecycle
All (64)Filed (1)Permit Issued (1)Violation (60)Objection (2)
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
B
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
B
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
B
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
C
07/21/2026
Violation issued (HPD, open)
B
07/21/2026
Violation issued (HPD, open)
C
06/25/2026
Violation issued (ECB, open)
Construction
01/30/2026
Permit issued — Sidewalk Shed
B01307806-I1-SH
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, closed)
A
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
C
01/28/2026
Violation issued (HPD, open)
B
01/28/2026
Violation issued (HPD, open)
B
01/21/2026
Objection resolved — Addressed
01/20/2026
Objection raised — Other
12/31/2025
Filed — Alteration
B01307806-I1
12/16/2025
Violation issued (HPD, open)
C
12/16/2025
Violation issued (HPD, open)
B
12/16/2025
Violation issued (HPD, open)
A
12/16/2025
Violation issued (HPD, open)
C
12/16/2025
Violation issued (HPD, open)
B
12/16/2025
Violation issued (HPD, open)
C
12/16/2025
Violation issued (HPD, open)
C
12/16/2025
Violation issued (HPD, open)
A
12/16/2025
Violation issued (HPD, open)
A
12/03/2025
Violation issued (HPD, open)
A
12/03/2025
Violation issued (HPD, open)
C
12/03/2025
Violation issued (HPD, open)
C
10/27/2025
Violation issued (HPD, open)
C
10/27/2025
Violation issued (HPD, open)
B
10/27/2025
Violation issued (HPD, open)
B
10/27/2025
Violation issued (HPD, open)
A
10/27/2025
Violation issued (HPD, open)
B
10/02/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
10/02/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
10/02/2025
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/02/2025
Violation issued (ECB, open)
Construction
08/29/2025
Violation issued (HPD, open)
C
08/29/2025
Violation issued (HPD, open)
C
Latest 60 of 64 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedPermit IssuedSKY HEIGHTS CONSTRUCTION01/30/2026
BISPLISSUEDA-1 WATERMAIN & SEWER CORP.04/03/2006
BISPLISSUEDMAINLAND PLG & HTG INC04/09/2003
BISFPISSUEDNEW YORK BUSINESS FIRE SYSTEMS03/12/2003
BISOTISSUEDKING'S ASSOCIATES INC01/28/2003
BISPLISSUEDALJER PLBG & HTG CORP07/08/1994
BISOTISSUEDNA01/14/1994
5 projects · most recent 11/03/2025
General Wiring
FiledStatusContractorScope
11/03/2025Permit IssuedLABCO ELETRT CONTNG CORPGeneral Wiring
10/08/2024CompleteDELTEX ELECTRICAL CONT. I—
10/08/2024Permit IssuedDELTEX ELECTRICAL CONT. IGeneral Wiring
07/01/2024CompleteDELTEX ELECTRICAL CONT. I—
05/01/2024CompleteDELTEX ELECTRICAL CONT. I—
Nothing on file for this building.
▾Documents — 3 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/19/2026B01307806-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/13/2026B01307806-I1Open ↗
▸Other Documents1
▸DOB NOWHPD4: CONH Pilot Program1
08/13/2026B01307806-I1Open ↗