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Two family converted from one family
1827 WEST 11 STREET
BROOKLYN · Gravesend (West) · BIN 3177865
💬 Discuss this project
1920Year Built
2Stories
B3Building Class
R4AZoning
1,794 sfGross Floor Area
2Units
2 Open Violations 1 unresolved · 1 paperwork only ▸FDNY Report ↗
Two family converted from one family · Owner of record: ZY1827 LLC · 3,200 sf lot · 0.56 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingGeneral
Permit Issued — active, not yet Signed-off
Floor 2Under Construction8p · 1 filing · 15 docs
Floor 1Under Construction8p · 1 filing · 15 docs
CellarUnder Construction8p · 1 filing · 15 docs
Site & exterior1p · 1 filing · 2 docs
Filed — no permit issued11p · 1 filing · 11 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
T C DESIGN1207/08/2026
HJ DESIGN STUDIO203/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/08/2024$1.5M—— → —$836/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NIC 88 CORP404/09/2026
JIAN ENGINEERING PLLC102/10/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
BASIC GROUPS203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
NY BUILDING ASSOCIATES INGeneral Contractor207/08/2026
CROSSFIELD PLBG.&HTGPlumbing207/03/2026
TOP BUILD CONTRACTORS INCGeneral Contractor104/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NIC 88 CORP8371304/09/2026
JIAN ENGINEERING PLLC7397102/10/2025
Building Lifecycle
All (63)Filed (5)Permit Issued (5)Violation (2)Inspection (1)Objection (20)Special Inspection (30)
08/06/2026
Objection raised — Other
08/06/2026
Objection raised — Other
07/31/2026
Objection resolved — Resolved
07/31/2026
Objection resolved — Addressed
04/29/2026
Objection raised — Admin
04/15/2026
Objection resolved — Addressed
04/15/2026
Objection resolved — Addressed
04/15/2026
Objection resolved — Addressed
04/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Eric Sun
04/10/2026
Special inspection requirement — HVAC-R and service water heating system controls
Eric Sun
04/10/2026
Special inspection requirement — HVAC-R and service water heating equipment
Eric Sun
04/10/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Eric Sun
04/10/2026
Special inspection requirement — Energy Code Compliance Inspections
Eric Sun
04/09/2026
Filed — Alteration
FILE PLUMBING WORK IN CONJUNCTION WITH GC APPLICATION. NO CHANGE IN EGRESS, USE OR OCCUPANCY.
B01132745-P1
03/12/2026
Objection raised — Admin
12/29/2025
Permit issued — Plumbing
B01132745-S1-PL
12/22/2025
Permit issued — Mechanical Systems
B01132745-I1-GC-CX
12/16/2025
Objection raised — Admin
12/05/2025
Objection resolved — Addressed
11/13/2025
Objection resolved — Addressed
10/22/2025
Violation issued (ECB, open)
Construction
10/22/2025
Violation issued (ECB, open)
Construction
09/29/2025
Objection raised — Energy
09/22/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
09/18/2025
Objection resolved — Addressed
09/18/2025
Objection resolved — Addressed
02/18/2025
Objection raised — Scope
02/18/2025
Objection raised — Structural
02/18/2025
Objection raised — Structural
02/18/2025
Objection raised — Zoning
02/18/2025
Objection raised — Scope
02/13/2025
Permit issued — Construction Fence
B01179980-I1-FN
02/12/2025
Filed — Alteration
INSTALL TEMPORARY WOOD CONSTRUCTION FENCE AROUND THE LOT.
B01179980-I1
02/10/2025
Filed — Alteration
HORIZONTAL EXTENSION OF EXISTING 2 STORY RESIDENTIAL BUILDING. PARTITION, FRAMING, AND STRUCTURAL WORK AS PER PLANS. NO CHANGES TO USE, EGRESS, OR OCCUPANCY IS PROPOSED UNDER THIS APPLICATION.
B01170092-I1
01/22/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
JIAN DENG
01/22/2025
Special inspection requirement — Structural Steel - Details
JIAN DENG
01/22/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
JIAN DENG
01/22/2025
Special inspection requirement — Concrete - Cast-In-Place
JIAN DENG
01/22/2025
Special inspection requirement — Masonry
JIAN DENG
01/22/2025
Special inspection requirement — Final
JIAN DENG
01/22/2025
Special inspection requirement — Energy Code Compliance Inspections
JIAN DENG
01/22/2025
Special inspection requirement — Fire-Resistance Rated Construction
JIAN DENG
01/22/2025
Special inspection requirement — Air barrier - visual inspection
JIAN DENG
01/22/2025
Special inspection requirement — Fenestration areas
JIAN DENG
01/22/2025
Special inspection requirement — Insulation placement and R values
JIAN DENG
01/22/2025
Special inspection requirement — Interior lighting power
JIAN DENG
01/22/2025
Special inspection requirement — Protection of exposed foundation insulation
JIAN DENG
01/22/2025
Special inspection requirement — Fenestration air leakage
JIAN DENG
01/22/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
JIAN DENG
11/14/2024
Permit issued — Plumbing
B01132745-S1-PL
11/13/2024
Filed — Alteration
FILE PLUMBING WORK IN CONJUNCTION WITH GC APPLICATION. NO CHANGE IN EGRESS, USE OR OCCUPANCY.
B01132745-S1
11/12/2024
Permit issued — General Construction
B01132745-I1-GC-CX
11/06/2024
Filed — Alteration
FILE PLUMBING WORK IN CONJUNCTION WITH GC APPLICATION. NO CHANGE IN EGRESS, USE OR OCCUPANCY.
B01132745-I1
11/06/2024
Special inspection requirement — Fenestration air leakage
Eric Sun
11/06/2024
Special inspection requirement — Fenestration areas
Eric Sun
11/06/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
Eric Sun
11/06/2024
Special inspection requirement — Insulation placement and R values
Eric Sun
11/06/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Eric Sun
11/06/2024
Special inspection requirement — HVAC-R and service water heating system controls
Eric Sun
11/06/2024
Special inspection requirement — Interior lighting power
Eric Sun
Latest 60 of 63 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedCROSSFIELD PLBG.&HTG12/29/2025
DOB NOWMechanical SystemsPermit IssuedTOP BUILD CONTRACTORS INC12/22/2025
DOB NOWConstruction FencePermit IssuedNY BUILDING ASSOCIATES IN02/13/2025
DOB NOWPlumbingPermit IssuedCROSSFIELD PLBG.&HTG11/14/2024
DOB NOWGeneral ConstructionPermit IssuedNY BUILDING ASSOCIATES IN11/12/2024
BISOTISSUEDTRINITY SOLAR LLC09/09/2022
BISOTISSUEDC & D HOME IMPRVMNT INC11/08/2006
BISPLISSUEDSALSON MECHANICAL AND CONST03/17/1995
BIS—ISSUEDBOULEVARD CONSTRUCTION CORP.03/07/1995
1 project · most recent 04/09/2026
Gas Water/Sanitary
FiledStatusContractorScope
04/09/2026Permit IssuedCROSSFIELD PLBG.&HTGGas, Water/Sanitary
3 projects · most recent 10/03/2025
General Wiring
FiledStatusContractorScope
10/03/2025Permit IssuedJ Y ELECTRIC INC2 meters, 2 new_meters
11/08/2024Permit IssuedJ Y ELECTRIC INCGeneral Wiring
09/14/2022CompleteREDLINE ELECTRIC INC—
1 project · most recent 02/10/2025
Steel Wood
FiledStatusContractorScope
02/10/2025——Steel, Wood
1 project · most recent 02/12/2025
Fence
FiledStatusContractorScope
02/12/2025Permit IssuedNY BUILDING ASSOCIATES INFence
▾Field Inspections (DOB CAP) — 1
DateTypeResultReport
09/22/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 34
DateRequirementInspectorRole
04/10/2026Fire-Resistant Penetrations and JointsEric Sunspecial
04/10/2026HVAC-R and service water heating system controlsEric Sunenergy_progress
04/10/2026HVAC-R and service water heating equipmentEric Sunenergy_progress
04/10/2026HVAC-R and service water piping design and insulationEric Sunenergy_progress
04/10/2026Energy Code Compliance InspectionsEric Sunprogress
01/22/2025Fire-Resistant Penetrations and JointsJIAN DENGspecial
01/22/2025Structural Steel - DetailsJIAN DENGspecial
01/22/2025Structural Stability – Alterations of existing buildingsJIAN DENGspecial
01/22/2025Concrete - Cast-In-PlaceJIAN DENGspecial
01/22/2025MasonryJIAN DENGspecial
01/22/2025FinalJIAN DENGprogress
01/22/2025Energy Code Compliance InspectionsJIAN DENGprogress
01/22/2025Fire-Resistance Rated ConstructionJIAN DENGprogress
01/22/2025Air barrier - visual inspectionJIAN DENGenergy_progress
01/22/2025Fenestration areasJIAN DENGenergy_progress
01/22/2025Insulation placement and R valuesJIAN DENGenergy_progress
01/22/2025Interior lighting powerJIAN DENGenergy_progress
01/22/2025Protection of exposed foundation insulationJIAN DENGenergy_progress
01/22/2025Fenestration air leakageJIAN DENGenergy_progress
01/22/2025Fenestration and door U-factor and product ratingsJIAN DENGenergy_progress
11/06/2024Fenestration air leakageEric Sunenergy_progress
11/06/2024Fenestration areasEric Sunenergy_progress
11/06/2024HVAC-R and service water piping design and insulationEric Sunenergy_progress
11/06/2024Insulation placement and R valuesEric Sunenergy_progress
11/06/2024Fenestration and door U-factor and product ratingsEric Sunenergy_progress
Latest 25 of 34.
▾Documents — 57 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/23/2026B01132745-P1Request digital key ↗
08/23/2026B01132745-I1Request digital key ↗
08/23/2026B01132745-S1Request digital key ↗
Showing 3 of 5 on file for this type
▸Applications & Permits4
▸BISPLAN / WORK APPROVAL APPLICATION3
06/15/2023340865530Open ↗
05/01/2023340865530Open ↗
09/08/2022340865530Open ↗
▸BISWORK PERMIT APPLICATION1
09/09/2022340865530Open ↗
▸Zoning, Tax Lot & Property Records1
▸DOB NOWZD1: DOB Zoning Diagram1
08/13/2026B01170092-I1Open ↗
▸Seals & Professional Certifications17
▸DOB NOWProgress Inspector Seal & Signature6
09/06/2026B01132745-I1Open ↗
09/06/2026B01132745-I1Open ↗
08/22/2026B01132745-S1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/23/2026B01132745-I1Open ↗
08/23/2026B01132745-P1Open ↗
08/23/2026B01132745-S1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/06/2026B01132745-I1Open ↗
08/22/2026B01132745-S1Open ↗
08/22/2026B01170092-I1Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
09/08/2022340865530Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
09/08/2022340865530Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
09/08/2022340865530Open ↗
▸Safety & Tenant Protection1
▸BISTPP1: TENANT PROTECTION PLAN1
09/09/2022340865530Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/23/2026B01132745-P1Open ↗
08/23/2026B01132745-S1Open ↗
08/23/2026B01132745-I1Open ↗
Showing 3 of 4 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
09/08/2022340865530Open ↗
▸Energy Compliance9
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
07/07/2023340865530Open ↗
09/08/2022340865530Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
09/08/2022340865530Open ↗
▸BISAIR SEALING AND INSULATION - VISUAL1
07/07/2023340865530Open ↗
▸BISNYCECC ANALYSIS1
09/08/2022340865530Open ↗
▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (PRELIMINARY)1
09/08/2022340865530Open ↗
▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (FINAL)1
07/07/2023340865530Open ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
07/07/2023340865530Open ↗
▸BISENERGY CODE COMPLIANCE INSPECTIONS1
07/07/2023340865530Open ↗
▸Inspections & Test Reports3
▸BISTECHNICAL REPORT: RESPONSIBILITY2
07/07/2023340865530Open ↗
09/09/2022340865530Open ↗
▸BISFIRE-RESISTIVE RATED CONSTRUCTION1
07/07/2023340865530Open ↗
▸Approvals, Objections & Sign-offs3
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
07/10/2023340865530Open ↗
▸BISPTA4: TAX ABATEMENT ELIGIBILITY APPROVAL1
07/07/2023340865530Open ↗
▸BISFINAL1
07/07/2023340865530Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT1
09/08/2022340865530Open ↗
▸BISCOST AFFIDAVIT (FINAL): PW31
07/07/2023340865530Open ↗
▸Filing & Intake Forms2
▸BISEFILING JOB APPLICATION COVER SHEET1
09/08/2022340865530Open ↗
▸BISADDITIONAL INFORMATION1
06/15/2023340865530Open ↗
▸Other Documents5
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/22/2026B01170092-I1Open ↗
08/13/2026B01170092-I1Open ↗
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
07/10/2023340865530Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01170092-I1Open ↗
▸DOB NOWPlot Diagram1
08/13/2026B01170092-I1Open ↗