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Three families
278 MONROE STREET
BROOKLYN · BIN 3051401
💬 Discuss this project
1871Year Built
3Stories
C0Building Class
R6BZoning
3,200 sfGross Floor Area
3Units
1 Open Violation ▸
Three families · Owner of record: 278 MONROE BK LLC · 2,000 sf lot · 1.6 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalGeneral
Permit Issued — active, not yet Signed-off
RoofUnder Construction3p · 1 filing · 4 docs
Floor 310p · 1 filing · 20 docs
Floor 210p · 1 filing · 20 docs
Floor 110p · 1 filing · 20 docs
Cellar14p · 2 filings · 20 docs
Basement11p · 2 filings · 20 docs
Sub-BasementUnder Construction1 filing · 4 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
INVESTMATES1707/08/2026
278 MONROE BK LLC103/22/2026
AB PLUS R CONSTRUCTION R103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/11/2025$3.1M—— → —$969/sf building
05/06/2024$1.3M—Private party → 278 MONROE BK LLC$398/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NKM ENGINEERING PLLC106/12/2026
CQ&J CORPORATION1111/19/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
WM ARCH2003/21/2026
AVALON DESIGNS203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
AB PLUS R CONSTRUCTION INGeneral Contractor507/08/2026
BROOKLYN SOLARWORKS LLCGeneral Contractor107/08/2026
ALL PRO PLBG & HTG INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244706/12/2026
D&E BUILD EVERGREEN I9342411/19/2025
Building Lifecycle
All (72)Filed (12)Permit Issued (6)Signed Off (3)Violation (2)Inspection (5)Objection (14)Special Inspection (30)
08/04/2026
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/16/2026
Permit issued — Solar
B01406597-I1-SL
06/12/2026
Filed — Alteration
INSTALLATION OF SOLAR PV SYSTEM. NO CHANGE TO USE, EGRESS, OR OCCUPANCY.
B01406597-I1
11/19/2025
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-P5
11/14/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
11/14/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
CALVIN TRAN
11/14/2025
Special inspection requirement — Lighting in dwelling units
CALVIN TRAN
11/14/2025
Special inspection requirement — Air barrier — testing
CALVIN TRAN
11/14/2025
Special inspection requirement — Maintenance information
CALVIN TRAN
11/14/2025
Special inspection requirement — Fenestration air leakage
CALVIN TRAN
11/14/2025
Special inspection requirement — Fenestration areas
CALVIN TRAN
11/14/2025
Special inspection requirement — Insulation placement and R values
CALVIN TRAN
11/14/2025
Special inspection requirement — Air barrier - visual inspection
CALVIN TRAN
11/14/2025
Special inspection requirement — Metering
CALVIN TRAN
11/14/2025
Special inspection requirement — Fire-Resistance Rated Construction
CALVIN TRAN
11/14/2025
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
11/14/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Danny Chen
09/25/2025
Signed off — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-S1
09/12/2025
Signed off — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-S2
09/08/2025
Signed off — Alteration
TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION WORK.
B01050226-S2
09/02/2025
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-P4
08/21/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
07/28/2025
Objection resolved — Addressed
07/11/2025
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-P3
07/11/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
07/11/2025
Special inspection requirement — Heating Systems
NARESH MAHANGU
07/11/2025
Special inspection requirement — Mechanical Systems
NARESH MAHANGU
07/11/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
07/11/2025
Special inspection requirement — Final
CALVIN TRAN
07/11/2025
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
07/11/2025
Special inspection requirement — Maintenance information
CALVIN TRAN
07/11/2025
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
07/11/2025
Special inspection requirement — Shutoff dampers
CALVIN TRAN
07/11/2025
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
07/11/2025
Special inspection requirement — Duct leakage testing, insulation and design
CALVIN TRAN
07/10/2025
Objection raised — Energy
07/10/2025
Special inspection requirement — Final
CALVIN TRAN
07/10/2025
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
07/10/2025
Special inspection requirement — Mechanical Systems
NARESH MAHANGU
07/10/2025
Special inspection requirement — Heating Systems
NARESH MAHANGU
07/10/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
07/10/2025
Special inspection requirement — Shutoff dampers
CALVIN TRAN
07/09/2025
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-P1
06/30/2025
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-P2
06/20/2025
Permit issued — Construction Fence
B01050226-S2-FN
12/04/2024
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
10/31/2024
Filed — Alteration
TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION WORK.
B01050226-P1
10/30/2024
Permit issued — General Construction
B01079479-I1-GC
09/18/2024
Objection resolved — Addressed
09/17/2024
Objection raised — Zoning
09/16/2024
Objection resolved — Addressed
09/16/2024
Objection resolved — Addressed
08/26/2024
Permit issued — Mechanical Systems
B01079479-S2-MS
08/22/2024
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-S2
08/22/2024
Violation issued (ECB, closed)
Construction
08/12/2024
Permit issued — Plumbing
B01079479-S1-PL
08/02/2024
Filed — Alteration CO
CONVERT EXISTING 4-STORY WITH CELLAR, TWO (2) FAMILY INTO TWO (2) FAMILY WITH NEW LAYOUT AS PER PLAN. OBTAIN NEW C OF O.
B01079479-S1
07/23/2024
Objection raised — Admin
07/22/2024
Objection resolved — Addressed
07/22/2024
Objection resolved — Addressed
Latest 60 of 72 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarPermit IssuedBROOKLYN SOLARWORKS LLC06/16/2026
DOB NOWConstruction FenceSigned-offAB PLUS R CONSTRUCTION IN06/20/2025
DOB NOWGeneral ConstructionPermit IssuedAB PLUS R CONSTRUCTION IN10/30/2024
DOB NOWMechanical SystemsSigned-offAB PLUS R CONSTRUCTION IN08/26/2024
DOB NOWPlumbingSigned-offALL PRO PLBG & HTG INC08/12/2024
DOB NOWConstruction FenceSigned-offAB PLUS R CONSTRUCTION IN06/17/2024
1 project · most recent 11/19/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
11/19/2025Permit IssuedAB PLUS R CONSTRUCTION INHeating and Air Conditioning Systems
Heat / Cool
Mitsubishi Electric MXZ-4C36NA4-U1 36,000 BTU · Condensing Unit ×1
MXZ-5C42NA4-U1 48,000 BTU · Condensing Unit ×1
MXZ-SM36NAM2-U1 41,000 BTU · Condensing Unit ×1
MXZ-SM48NAM2-U1 50,000 BTU · Condensing Unit ×1
1 project · most recent 11/19/2025
Gas Water/Sanitary
FiledStatusContractorScope
11/19/2025Signed-offALL PRO PLBG & HTG INCGas, Water/Sanitary
2 projects · most recent 06/10/2026
General Wiring
FiledStatusContractorScope
06/10/2026CompleteBROOKYLN SOLARWORKS, LLC—
06/20/2024CompletePOWER SURGE ELECTRIC, INCGeneral Wiring
1 project · most recent 06/12/2026
FiledStatusContractorScope
06/12/2026Permit IssuedBROOKLYN SOLARWORKS LLC16 panels, 7.04 kw, 792 roof_area_sqft
1 project · most recent 10/31/2024
Fence
FiledStatusContractorScope
10/31/2024Signed-offAB PLUS R CONSTRUCTIONFence
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
08/21/2025Pass-Final CND-Occupancy InspectionPassView ↗
12/04/2024Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
12/07/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
12/07/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
02/01/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 43
DateRequirementInspectorRole
11/14/2025Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
11/14/2025Fenestration and door U-factor and product ratingsCALVIN TRANenergy_progress
11/14/2025Lighting in dwelling unitsCALVIN TRANenergy_progress
11/14/2025Air barrier — testing CALVIN TRANenergy_progress
11/14/2025Maintenance informationCALVIN TRANenergy_progress
11/14/2025Fenestration air leakageCALVIN TRANenergy_progress
11/14/2025Fenestration areasCALVIN TRANenergy_progress
11/14/2025Insulation placement and R valuesCALVIN TRANenergy_progress
11/14/2025Air barrier - visual inspectionCALVIN TRANenergy_progress
11/14/2025MeteringCALVIN TRANenergy_progress
11/14/2025Fire-Resistance Rated ConstructionCALVIN TRANprogress
11/14/2025Energy Code Compliance InspectionsCALVIN TRANprogress
11/14/2025Structural Stability – Alterations of existing buildingsDanny Chenspecial
07/11/2025HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
07/11/2025Heating SystemsNARESH MAHANGUspecial
07/11/2025Mechanical SystemsNARESH MAHANGUspecial
07/11/2025Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
07/11/2025FinalCALVIN TRANprogress
07/11/2025Energy Code Compliance InspectionsCALVIN TRANprogress
07/11/2025Maintenance informationCALVIN TRANenergy_progress
07/11/2025HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
07/11/2025Shutoff dampersCALVIN TRANenergy_progress
07/11/2025HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
07/11/2025Duct leakage testing, insulation and designCALVIN TRANenergy_progress
07/10/2025FinalCALVIN TRANprogress
Latest 25 of 43.
▾Documents — 87 on file (BIS + DOB NOW)
▸Plans & Drawings12
▸DOB NOWPlans/Sketch12
08/25/2026B01050226-P1Request digital key ↗
08/25/2026B01050226-I1Request digital key ↗
08/25/2026B01050226-S2Request digital key ↗
Showing 3 of 12 on file for this type
▸Applications & Permits11
▸DOB NOWLPC Approval/Permit11
08/25/2026B01050226-I1Open ↗
08/16/2026B01406597-I1Open ↗
08/13/2026B01079479-P2Open ↗
Showing 3 of 11 on file for this type
▸Zoning, Tax Lot & Property Records8
▸DOB NOWHouse Number Verification: TOPO Stamp4
08/13/2026B01079479-P5Open ↗
08/13/2026B01079479-P4Open ↗
08/13/2026B01079479-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWZoning Exhibit form (1-5)4
08/13/2026B01079479-P5Open ↗
08/13/2026B01079479-P4Open ↗
08/13/2026B01079479-P1Open ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications36
▸DOB NOWProgress Inspector Seal & Signature16
09/07/2026B01079479-P5Open ↗
09/07/2026B01079479-P5Open ↗
09/07/2026B01079479-P5Open ↗
Showing 3 of 16 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature12
08/25/2026B01050226-I1Open ↗
08/24/2026B01079479-P2Open ↗
08/24/2026B01079479-P1Open ↗
Showing 3 of 12 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/07/2026B01079479-P5Open ↗
09/07/2026B01079479-P5Open ↗
08/28/2026B01079479-P3Open ↗
Showing 3 of 8 on file for this type
▸Safety & Tenant Protection4
▸DOB NOWStreet Tree Checklist4
08/13/2026B01079479-P4Open ↗
08/13/2026B01079479-P1Open ↗
08/13/2026B01079479-I1Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos11
▸DOB NOWDEP ACP-5: Asbestos Assessment Report11
08/25/2026B01050226-I1Open ↗
08/24/2026B01079479-P1Open ↗
08/24/2026B01079479-S2Open ↗
Showing 3 of 11 on file for this type
▸Other Documents5
▸DOB NOWProperty Ownership Certification4
08/24/2026B01079479-P1Open ↗
08/24/2026B01079479-I1Open ↗
08/24/2026B01079479-P4Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWFinal Survey1
08/13/2026B01079479-I1Open ↗