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Two family converted from one family
378 JEFFERSON AVENUE
BROOKLYN · BIN 3052429
💬 Discuss this project
1905Year Built
3Stories
B3Building Class
R6BZoning
4,600 sfGross Floor Area
2Units
Rent Stabilized23 Open Violations ▸FDNY Report ↗
Two family converted from one family · Owner of record: 378 JEFFERSON, LLC · 2,000 sf lot · 2.3 FAR built · Flood zone X
Locations of Work
Architecture
Floor 39p · 1 filing · 20 docs
Floor 29p · 1 filing · 20 docs
Floor 19p · 1 filing · 20 docs
Cellar9p · 1 filing · 20 docs
Basement9p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
ZAF103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HALO ARCHITECTURE PLLC702/17/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MODERN BUILDING CONSULTANT703/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
CONTROL SPEC ELECL SYSTEMElectrical103/22/2026
ZAF CORPORATIONGeneral Contractor107/08/2026
BENT MECHANICAL CORPPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
GREAT WALL CONSULTANT P.E5633402/17/2025
Building Lifecycle
All (114)Filed (7)Permit Issued (2)Signed Off (1)Violation (26)Inspection (6)Objection (42)Special Inspection (30)
02/27/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Xiong Wei Wu
02/27/2025
Special inspection requirement — Air barrier - visual inspection
Xiong Wei Wu
02/27/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
Xiong Wei Wu
02/27/2025
Special inspection requirement — Fenestration areas
Xiong Wei Wu
02/27/2025
Special inspection requirement — Lighting in dwelling units
Xiong Wei Wu
02/27/2025
Special inspection requirement — Fenestration air leakage
Xiong Wei Wu
02/27/2025
Special inspection requirement — Energy Code Compliance Inspections
Xiong Wei Wu
02/27/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
02/17/2025
Filed — Alteration CO
CHANGE FLOOR USAGE FOR EXISTING 2 FAMILY DWELLING AS PER PLAN SUBMITTED HEREWITH. OBTAIN A NEW C OF O
B00873650-P3
02/13/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
02/13/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Xiong Wei Wu
02/13/2025
Special inspection requirement — Energy Code Compliance Inspections
Xiong Wei Wu
02/13/2025
Special inspection requirement — Fenestration air leakage
Xiong Wei Wu
02/13/2025
Special inspection requirement — Lighting in dwelling units
Xiong Wei Wu
02/13/2025
Special inspection requirement — Air barrier - visual inspection
Xiong Wei Wu
02/13/2025
Special inspection requirement — Fenestration areas
Xiong Wei Wu
02/13/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
Xiong Wei Wu
01/27/2025
Signed off — Alteration
Plumbing work filed in conjunction with the general construction application as per plan. No change in use, egress, or occupancy under this application.
B08044325-I1
10/01/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/20/2024
Inspection — Fail-Final CND-Occupancy Inspection
Fail
View inspection ↗
09/12/2024
Objection resolved — Addressed
09/12/2024
Objection resolved — Addressed
09/12/2024
Objection resolved — Addressed
09/12/2024
Objection resolved — Addressed
09/12/2024
Objection resolved — Addressed
09/11/2024
Objection raised — Admin
09/11/2024
Objection raised — Scope
09/11/2024
Objection raised — Scope
09/11/2024
Objection raised — Energy
09/11/2024
Objection raised — Structural
09/06/2024
Filed — Alteration
Plumbing work filed in conjunction with the general construction application as per plan. No change in use, egress, or occupancy under this application.
B08044325-P2
09/03/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
06/24/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
12/01/2023
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
12/01/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/26/2023
Objection resolved — Addressed
10/19/2023
Objection raised — Plumbing
10/12/2023
Filed — Alteration
Plumbing work filed in conjunction with the general construction application as per plan. No change in use, egress, or occupancy under this application.
B08044325-P1
10/12/2023
Filed — Alteration CO
CHANGE FLOOR USAGE FOR EXISTING 2 FAMILY DWELLING AS PER PLAN SUBMITTED HEREWITH. OBTAIN A NEW C OF O
B00873650-P2
10/11/2023
Special inspection requirement — Fenestration air leakage
Xiong Wei Wu
10/11/2023
Special inspection requirement — Energy Code Compliance Inspections
Xiong Wei Wu
10/11/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
Xiong Wei Wu
10/11/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
10/11/2023
Special inspection requirement — Fenestration areas
Xiong Wei Wu
10/11/2023
Special inspection requirement — Air barrier - visual inspection
Xiong Wei Wu
10/11/2023
Special inspection requirement — Fenestration and door U-factor and product ratings
Xiong Wei Wu
10/11/2023
Special inspection requirement — Lighting in dwelling units
Xiong Wei Wu
10/03/2023
Permit issued — Plumbing
B08044325-I1-PL
08/03/2023
Objection resolved — Addressed
08/02/2023
Objection raised — Other
07/27/2023
Objection resolved — Addressed
07/27/2023
Objection resolved — Addressed
07/27/2023
Objection resolved — Addressed
07/27/2023
Objection resolved — Addressed
07/27/2023
Objection resolved — Addressed
07/27/2023
Objection resolved — Addressed
07/26/2023
Filed — Alteration CO
CHANGE FLOOR USAGE FOR EXISTING 2 FAMILY DWELLING AS PER PLAN SUBMITTED HEREWITH. OBTAIN A NEW C OF O
B00873650-P1
07/26/2023
Objection raised — Structural
07/26/2023
Objection raised — Scope
07/26/2023
Objection raised — Mechanical
Latest 60 of 114 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offBENT MECHANICAL CORP10/03/2023
DOB NOWGeneral ConstructionPermit IssuedZAF CORPORATION07/08/2023
1 project · most recent 06/05/2024
General Wiring
FiledStatusContractorScope
06/05/2024CompleteCONTROL SPEC ELECL SYSTEMGeneral Wiring
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
10/01/2024Pass-Final CND-Occupancy InspectionPassView ↗
09/20/2024Fail-Final CND-Occupancy InspectionFailView ↗
09/03/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
06/24/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
12/01/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
12/01/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 32
DateRequirementInspectorRole
02/27/2025Structural Stability – Alterations of existing buildingsXiong Wei Wuspecial
02/27/2025Air barrier - visual inspectionXiong Wei Wuenergy_progress
02/27/2025Fenestration and door U-factor and product ratingsXiong Wei Wuenergy_progress
02/27/2025Fenestration areasXiong Wei Wuenergy_progress
02/27/2025Lighting in dwelling unitsXiong Wei Wuenergy_progress
02/27/2025Fenestration air leakageXiong Wei Wuenergy_progress
02/27/2025Energy Code Compliance InspectionsXiong Wei Wuprogress
02/27/2025Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
02/13/2025Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
02/13/2025Structural Stability – Alterations of existing buildingsXiong Wei Wuspecial
02/13/2025Energy Code Compliance InspectionsXiong Wei Wuprogress
02/13/2025Fenestration air leakageXiong Wei Wuenergy_progress
02/13/2025Lighting in dwelling unitsXiong Wei Wuenergy_progress
02/13/2025Air barrier - visual inspectionXiong Wei Wuenergy_progress
02/13/2025Fenestration areasXiong Wei Wuenergy_progress
02/13/2025Fenestration and door U-factor and product ratingsXiong Wei Wuenergy_progress
10/11/2023Fenestration air leakageXiong Wei Wuenergy_progress
10/11/2023Energy Code Compliance InspectionsXiong Wei Wuprogress
10/11/2023Structural Stability – Alterations of existing buildingsXiong Wei Wuspecial
10/11/2023Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
10/11/2023Fenestration areasXiong Wei Wuenergy_progress
10/11/2023Air barrier - visual inspectionXiong Wei Wuenergy_progress
10/11/2023Fenestration and door U-factor and product ratingsXiong Wei Wuenergy_progress
10/11/2023Lighting in dwelling unitsXiong Wei Wuenergy_progress
07/21/2023Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
Latest 25 of 32.
▾Documents — 45 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/24/2026B08044325-P1Request digital key ↗
08/24/2026B08044325-I1Request digital key ↗
08/22/2026B00873650-P3Request digital key ↗
Showing 3 of 7 on file for this type
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00873650-I1Open ↗
▸Seals & Professional Certifications19
▸DOB NOWProgress Inspector Seal & Signature8
08/27/2026B00873650-P2Open ↗
08/22/2026B00873650-I1Open ↗
08/22/2026B00873650-P3Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/24/2026B08044325-P1Open ↗
08/24/2026B08044325-P2Open ↗
08/24/2026B08044325-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
08/27/2026B00873650-P2Open ↗
08/22/2026B00873650-I1Open ↗
08/22/2026B00873650-P3Open ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection7
▸DOB NOWStreet Tree Checklist4
08/13/2026B00873650-P3Open ↗
08/13/2026B00873650-P1Open ↗
08/13/2026B00873650-P2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWStreet Trees Site Plan1
08/13/2026B00873650-I1Open ↗
▸DOB NOWStreet Tree Sign Off1
08/13/2026B00873650-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00873650-I1Open ↗
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
08/24/2026B08044325-I1Open ↗
08/24/2026B08044325-P1Open ↗
08/22/2026B00873650-P2Open ↗
Showing 3 of 7 on file for this type
▸Other Documents4
▸DOB NOWProperty Ownership Certification4
08/13/2026B00873650-I1Open ↗
08/13/2026B00873650-P2Open ↗
08/13/2026B00873650-P1Open ↗
Showing 3 of 4 on file for this type