← Back
Walk-up apt, over six families with stores
4520 6 AVENUE
BROOKLYN · BIN 3011626
💬 Discuss this project
1910Year Built
4Stories
C7Building Class
R6AZoning
8,455 sfGross Floor Area
9Units
Rent Stabilized15 Open Violations 10 unresolved · 5 paperwork only ▸FDNY Report ↗
Walk-up apt, over six families with stores · Owner of record: 4520 HE XING LLC · 2,500 sf lot · 3.38 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
3 jobs · most recent 05/19/2021
General Wiring
FiledStatusContractorScope
05/19/2021Permit IssuedTOP SHELF ELECTRIC CORP—
11/05/2020Permit IssuedINTELOGIC ELECTRIC, INC.General Wiring
08/31/2019Permit IssuedKWONG MING ELECTRIC INC1 meters, 1 new_meters
1 job · most recent 05/20/2026
Scaffold
FiledStatusContractorScope
05/20/2026Permit IssuedSTEEL CONSTRUCTION LLCScaffold
Building Lifecycle
All (59)Filed (4)Permit Issued (7)Signed Off (1)Violation (45)Inspection (2)
08/21/2026
Signed off — Alteration
B00528662-I1
05/21/2026
Permit issued — Supported Scaffold
B01403731-I1-SF
05/20/2026
Filed — Alteration
PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
B01403731-I1
04/30/2026
Violation issued (HPD, open)
A
04/07/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
04/03/2026
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
09/12/2025
Permit issued — Sidewalk Shed
B00528662-I1-SH
06/05/2025
Violation issued (HPD, closed)
A
11/27/2024
Violation issued (HPD, closed)
I
11/27/2024
Violation issued (ECB, closed)
Construction
11/27/2024
Violation issued (ECB, closed)
Construction
09/03/2024
Permit issued — Sidewalk Shed
B00528662-I1-SH
04/03/2024
Violation issued (HPD, closed)
A
01/24/2024
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/21/2023
Violation issued (HPD, closed)
I
11/14/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
09/01/2023
Permit issued — Sidewalk Shed
B00528662-I1-SH
07/18/2023
Violation issued (ECB, closed)
Construction
03/20/2023
Violation issued (HPD, closed)
A
11/22/2022
Violation issued (ECB, closed)
Construction
11/22/2022
Violation issued (ECB, open)
Construction
11/10/2022
Violation issued (HPD, closed)
I
07/19/2022
Violation issued (ECB, closed)
Construction
04/04/2022
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/04/2022
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/04/2022
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/04/2022
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/18/2022
Violation issued (HPD, closed)
A
12/22/2021
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/22/2021
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/24/2021
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/24/2021
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/23/2021
Permit issued — Supported Scaffold
B00595336-I1-SF
09/23/2021
Violation issued (ECB, closed)
Construction
09/23/2021
Violation issued (ECB, open)
Construction
09/17/2021
Filed — Alteration
B00595336-I1
09/01/2021
Violation issued (ECB, open)
Construction
08/24/2021
Violation issued (ECB, open)
Construction
08/24/2021
Violation issued (ECB, open)
Construction
08/24/2021
Violation issued (ECB, open)
Construction
06/17/2021
Violation issued (ECB, closed)
Construction
06/17/2021
Violation issued (ECB, closed)
Construction
06/17/2021
Violation issued (ECB, closed)
Construction
05/27/2021
Filed — Alteration
B00528662-I1
05/27/2021
Permit issued — Sidewalk Shed
B00528662-I1-SH
04/05/2021
Violation issued (HPD, closed)
A
08/05/2020
Violation issued (ECB, closed)
Cranes and Derricks
08/05/2020
Violation issued (ECB, closed)
Site Safety
08/05/2020
Violation issued (ECB, closed)
Cranes and Derricks
08/05/2020
Violation issued (ECB, closed)
Site Safety
08/05/2020
Violation issued (ECB, closed)
Construction
08/05/2020
Violation issued (ECB, closed)
Construction
08/05/2020
Violation issued (ECB, closed)
Construction
02/13/2020
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/24/2019
Violation issued (ECB, closed)
Construction
04/24/2019
Violation issued (ECB, closed)
Construction
02/27/2018
Filed — Alteration
B00022914-I1
02/27/2018
Permit issued — Construction Fence
B00022914-I1-FN
11/29/2002
Violation issued (HPD, open)
B
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
UNIVERSAL SYSTEMS1007/08/2026
STEEL CONSTRUCTION107/08/2026
4520 HE XING2203/22/2026
KW DEVELOPMENT CONTRACTIN103/22/2026
DZ IMAGE INC603/22/2026
HTC CONSTRUCTION MGMT1103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
08/30/2016$1.4M—— → —$160/sf building
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
EUROCELT EXPEDITING, INC203/21/2026
HIGH QUALITY 338203/21/2026
MODERN BUILDING CONSULTANT203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
UNIVERSAL SYSTEMS INCGeneral Contractor807/08/2026
MBC CONSTRUCTION CORPGeneral Contractor303/21/2026
HIGH QUALITY CONSTRUCTIONGeneral Contractor203/21/2026
JOSEPH SORTINOElectrical103/21/2026
AI FANG WUElectrical103/21/2026
JEONG YUNGElectrical103/21/2026
STEEL CONSTRUCTION LLCGeneral Contractor107/08/2026
INTELOGIC ELECTRIC, INC.Electrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AR-TECH ENGINEERING, P.C.6659109/17/2021
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSupported ScaffoldPermit IssuedSTEEL CONSTRUCTION LLC05/21/2026
DOB NOWSidewalk ShedSigned-offUNIVERSAL SYSTEMS INC09/12/2025
DOB NOWSidewalk ShedSigned-offUNIVERSAL SYSTEMS INC09/03/2024
DOB NOWSidewalk ShedSigned-offUNIVERSAL SYSTEMS INC09/01/2023
DOB NOWSupported ScaffoldPermit IssuedHIGH QUALITY CONSTRUCTION09/23/2021
DOB NOWSidewalk ShedSigned-offUNIVERSAL SYSTEMS INC05/27/2021
DOB NOWConstruction FencePermit IssuedMBC CONSTRUCTION CORP02/27/2018
BISOTISSUEDKW DEVELOPMENT CONTRACTIN12/12/2025
BISEQISSUEDKW DEVELOPMENT CONTRACTIN12/01/2025
BIS—ISSUEDKW DEVELOPMENT CONTRACTIN12/01/2025
BIS—ISSUEDKW DEVELOPMENT CONTRACTIN12/09/2024
BISOTISSUEDKW DEVELOPMENT CONTRACTIN12/09/2024
BISOTISSUEDKW DEVELOPMENT CONTRACTIN10/08/2024
BIS—ISSUEDKW DEVELOPMENT CONTRACTIN09/24/2024
BISEQISSUEDKW DEVELOPMENT CONTRACTIN09/10/2024
BISOTISSUEDHTC CONSTRUCTION MANAGEMENT04/05/2021
BISOTISSUEDHTC CONSTRUCTION MANAGEMENT12/30/2020
BIS—ISSUEDHTC CONSTRUCTION MANAGEMENT12/14/2020
BISEQISSUEDHTC CONSTRUCTION MANAGEMENT12/09/2020
BISPLISSUEDQMB PLUMBING & HEATING INC10/20/2020
BISOTISSUEDMASTER WORKS CONTRACTOR I08/19/2020
BIS—ISSUEDHTC CONSTRUCTION MANAGEMENT06/04/2020
BISOTRE-ISSUEDD Z IMAGE INC10/02/2019
BISEQISSUEDHTC CONSTRUCTION MANAGEMENT09/04/2019
BIS—RE-ISSUEDHTC CONSTRUCTION MANAGEMENT06/13/2019
BIS—RE-ISSUEDHTC CONSTRUCTION MANAGEMENT08/24/2018
BISEQISSUEDHTC CONSTRUCTION MANAGEMENT08/24/2018
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
04/07/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
04/03/2026Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
▾Documents — 142 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
09/03/2026B00022914-I1Request digital key ↗
09/01/2026B00528662-I1Request digital key ↗
09/01/2026B00595336-I1Request digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits35
▸BISWORK PERMIT APPLICATION18
09/25/2024321565668Open ↗
09/10/2024321565668Open ↗
09/10/2024321565668Open ↗
Showing 3 of 18 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION17
02/23/2026321837973Open ↗
02/11/2026321837973Open ↗
01/20/2026321837973Open ↗
Showing 3 of 17 on file for this type
▸Zoning, Tax Lot & Property Records4
▸BISZONING DIAGRAM2
06/04/2019321837973Open ↗
09/26/2017321565668Open ↗
▸BISZONING EXHIBIT I: CERTIFICATION1
09/19/2017321565668Open ↗
▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1
09/19/2017321565668Open ↗
▸Seals & Professional Certifications15
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION7
10/03/2019321837973Open ↗
10/03/2019321837973Open ↗
09/04/2019321678662Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/03/2026B00022914-I1Open ↗
09/01/2026B00528662-I1Open ↗
09/01/2026B00595336-I1Open ↗
Showing 3 of 4 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT2
09/04/2019321678662Open ↗
10/18/2018321837973Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST2
09/04/2019321678662Open ↗
10/18/2018321837973Open ↗
▸Trade Schedules & Equipment6
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE4
09/04/2019321678662Open ↗
06/29/2017321565668Open ↗
06/06/2017321565668Open ↗
Showing 3 of 4 on file for this type
▸BISSCHEDULE B - PLUMBING1
09/08/2021321565668Open ↗
▸BISFIRE PROTECTION PLAN(FPP): FDNY APPROVAL1
09/04/2019321678662Open ↗
▸Safety & Tenant Protection7
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM3
10/03/2019321837973Open ↗
10/03/2019321837973Open ↗
03/29/2018321565668Open ↗
▸BISSTREET TREE SUPPORTING DOCUMENT2
10/03/2019321837973Open ↗
02/20/2018321565668Open ↗
▸BISSTREET TREES SITE PLAN1
02/20/2018321565668Open ↗
▸BISSTREET TREE CHECKLIST1
09/19/2017321565668Open ↗
▸Environmental & Asbestos3
▸BISASBESTOS: CERTIFICATION (DEP ACP5)3
04/05/2019321837973Open ↗
03/21/2019321837973Open ↗
09/19/2017321565668Open ↗
▸Energy Compliance6
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS6
04/05/2019321837973Open ↗
10/18/2018321837973Open ↗
08/27/2018321565668Open ↗
Showing 3 of 6 on file for this type
▸Inspections & Test Reports8
▸BISTECHNICAL REPORT: RESPONSIBILITY3
02/09/2026321837973Open ↗
02/09/2026321837973Open ↗
01/14/2026321837973Open ↗
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER2
10/03/2019321837973Open ↗
04/05/2019321837973Open ↗
▸BISTR3: CONCRETE DESIGN MIX TECHNICAL REPORT1
08/27/2018321565668Open ↗
▸BISTR2: CONCRETE TEST CYLINDERS TECHNICAL REPORT1
08/27/2018321565668Open ↗
▸BISSOIL REPORT1
10/03/2019321837973Open ↗
▸Approvals, Objections & Sign-offs13
▸BISSUPERSEDING LETTER10
10/08/2024321837973Open ↗
09/25/2024321565668Open ↗
09/10/2024321565668Open ↗
Showing 3 of 10 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION3
06/17/2019321565668Open ↗
09/08/2017321565668Open ↗
09/08/2017321565668Open ↗
▸Cost, Insurance & Ownership23
▸BISPROJECT-SPECIFIC GL INSURANCE11
10/08/2024321837973Open ↗
09/25/2024321565668Open ↗
09/10/2024321565668Open ↗
Showing 3 of 11 on file for this type
▸BISAcord 25 (Acord Certificate of Liability Insurance)6
01/25/2024321565668Open ↗
06/02/2021321565668Open ↗
04/07/2021321837973Open ↗
Showing 3 of 6 on file for this type
▸BISCOST AFFIDAVIT5
09/04/2019321678662Open ↗
10/18/2018321837973Open ↗
11/29/2017321678626Open ↗
Showing 3 of 5 on file for this type
▸BISPROJECT SPECIFIC GENERAL LIABILITY INSURANCE1
12/27/2023321565668Open ↗
▸Filing & Intake Forms15
▸BISADDITIONAL INFORMATION11
02/11/2026321837973Open ↗
02/21/2024321837973Open ↗
09/20/2021321837973Open ↗
Showing 3 of 11 on file for this type
▸BISEFILING COVER SHEET4
08/28/2019321678662Open ↗
10/19/2018321837973Open ↗
11/29/2017321678626Open ↗
Showing 3 of 4 on file for this type
▸Other Documents3
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2
12/27/2023321565668Open ↗
12/27/2023321565668Open ↗
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
10/03/2019321837973Open ↗