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Two family frame
3810 NEPTUNE AVENUE
BROOKLYN · Coney Island-Sea Gate · BIN 3188634
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1930Year Built
2.5Stories
B2Building Class
R3-1Zoning
1,815 sfGross Floor Area
2Units
Rent Stabilized4 Open Violations ▸FDNY Report ↗
Two family frame · Owner of record: H & Y BUILDINGS MANAGEMENT, INC · 4,000 sf lot · 0.45 FAR built · Flood zone X500
Locations of Work
MechanicalPlumbing
Floor 32 filings · 6 docs
Floor 22 filings · 6 docs
Floor 11p · 2 filings · 6 docs
Cellar1p · 1 filing · 3 docs
Site & exterior1 filing · 3 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
H & Y BUILDING MANAGEMENT INC1007/08/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/28/2019$800K—Private party → H & Y BUILDINGS MANAGEMENT, INC$441/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CITY BUILDING NY ARCHITECT P.C.210/26/2019
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
TND CONSTRUCTION INCGeneral Contractor107/08/2026
CROSSFIELD PLBG.&HTGPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
CITY BUILDING NY ARCHITEC1394110/21/2019
Building Lifecycle
All (20)Filed (2)Permit Issued (2)Violation (16)
05/05/2026
Violation issued (HPD, open)
A
06/10/2025
Violation issued (HPD, open)
A
04/11/2024
Violation issued (HPD, open)
A
11/21/2023
Violation issued (HPD, closed)
I
03/24/2023
Violation issued (HPD, open)
A
11/10/2022
Violation issued (HPD, closed)
I
03/01/2022
Violation issued (HPD, closed)
I
03/01/2022
Violation issued (HPD, closed)
A
04/23/2021
Permit issued — Mechanical Systems
B00248702-I1-MS
04/18/2021
Permit issued — Plumbing
B00250032-I1-PL
04/12/2021
Violation issued (HPD, closed)
A
10/31/2019
Violation issued (HPD, closed)
I
10/26/2019
Filed — Alteration
B00250032-I1
10/21/2019
Filed — Alteration
B00248702-I1
07/16/2019
Violation issued (ECB, closed)
Construction
10/18/2018
Violation issued (HPD, closed)
I
11/27/2017
Violation issued (HPD, closed)
I
11/14/2016
Violation issued (HPD, closed)
I
10/13/2015
Violation issued (HPD, closed)
I
02/23/2015
Violation issued (HPD, closed)
I
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsPermit IssuedTND CONSTRUCTION INC04/23/2021
DOB NOWPlumbingSigned-offCROSSFIELD PLBG.&HTG04/18/2021
BISOTISSUEDTND CONSTRUCTION INC10/23/2019
1 project · most recent 11/21/2019
General Wiring
FiledStatusContractorScope
11/21/2019CompleteKWONG MING ELECTRIC INCGeneral Wiring
Nothing on file for this building.
▾Documents — 20 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch - Plumbing1
09/02/2026B00250032-I1Request digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/02/2026B00248702-I1Request digital key ↗
▸Applications & Permits4
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION2
09/30/2019322009642Open ↗
09/17/2019322009642Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION1
08/20/2019322009642Open ↗
▸BISWORK PERMIT APPLICATION1
10/23/2019322009642Open ↗
▸Seals & Professional Certifications4
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
09/30/2019322009642Open ↗
08/20/2019322009642Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/13/2026B00248702-I1Open ↗
08/13/2026B00250032-I1Open ↗
▸Safety & Tenant Protection4
▸BISTenant Protection Plan and Notes2
09/30/2019322009642Open ↗
08/20/2019322009642Open ↗
▸DOB NOWTenant Protection Plan2
08/13/2026B00250032-I1Open ↗
08/13/2026B00248702-I1Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)1
09/30/2019322009642Open ↗
▸Energy Compliance2
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2
09/30/2019322009642Open ↗
08/20/2019322009642Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
09/30/2019322009642Open ↗
08/20/2019322009642Open ↗
▸Filing & Intake Forms1
▸BISEFILING COVER SHEET1
08/20/2019322009642Open ↗