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Two family brick
837 51 STREET
BROOKLYN · BIN 3137854
💬 Discuss this project
1905Year Built
2Stories
B1Building Class
R6Zoning
2,080 sfGross Floor Area
2Units
1 Open Violation ▸FDNY Report ↗
Two family brick · 2,003 sf lot · 1.04 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbing
Permit Issued — active, not yet Signed-off
RoofUnder Construction22p · 1 filing · 20 docs
Floor 4Under Construction22p · 1 filing · 20 docs
Floor 3Under Construction22p · 1 filing · 20 docs
Floor 2Under Construction22p · 1 filing · 20 docs
Floor 1Under Construction22p · 1 filing · 20 docs
CellarUnder Construction23p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
PACIFIC HOLDING ENTERPRISES707/08/2026
JABBIE INDUSTRIES INCORP*103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JX FLAME SOLUTION INC709/18/2026
RIGID STRUCTURAL DESIGN, LLC112/05/2025
WT ENGINEERING STUDIO410/07/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
VIBEN BUILDING1803/21/2026
Rigid Structural Design, LLC203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
JABBIE INDUSTRIES INCORP*General Contractor907/08/2026
PACIFIC HOLDING ENTERPR*General Contractor303/21/2026
CATMAN PLUMBING INCPlumbing107/08/2026
CREATIVE PLUMBING INPlumbing109/16/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244608/09/2026
Building Lifecycle
All (130)Filed (12)Permit Issued (10)Violation (6)Inspection (2)Objection (70)Special Inspection (30)
09/18/2026
Filed — Alteration
FILE MECHANICAL WORK TYPE. INSTALL VENTILATION EXHAUST SYSTEMS FOR BATHROOM AND KITCHEN AT 1ST THRU 4TH FLOOR AND ROOF. ALL GENERAL CONSTRUCTION WORK FILED UNDER JOB#B01188632-I1.
B01462062-I1
09/18/2026
Special inspection requirement — Shutoff dampers
09/18/2026
Special inspection requirement — Duct leakage testing, insulation and design
09/18/2026
Special inspection requirement — Energy Code Compliance Inspections
09/18/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
09/17/2026
Special inspection requirement — Mechanical Systems
09/17/2026
Special inspection requirement — Final
09/15/2026
Permit issued — Plumbing
B01188632-S7-PL
08/12/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
08/10/2026
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
08/10/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
08/10/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
08/10/2026
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
08/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
08/09/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
FILE MECHANICAL WORK TYPE. INSTALL EXHAUSTS FOR BATRHROOM AND KITCHEN AT THE 1ST THRU 4TH FLOOR.
B01188632-P3
08/05/2026
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
08/05/2026
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
08/05/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
08/05/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
08/05/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
07/09/2026
Violation issued (ECB, open)
Construction
06/30/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
06/03/2026
Permit issued — Sidewalk Shed
B01326416-I1-SH
04/10/2026
Violation issued (ECB, closed)
Unknown
03/26/2026
Permit issued — Plumbing
B01188632-S4-PL
03/05/2026
Permit issued — Sidewalk Shed
B01326416-I1-SH
01/12/2026
Violation issued (ECB, closed)
Unknown
12/11/2025
Objection resolved — Addressed
12/11/2025
Objection resolved — Addressed
12/11/2025
Objection resolved — Addressed
12/11/2025
Objection resolved — Addressed
12/10/2025
Objection resolved — Addressed
12/08/2025
Objection raised — Other
12/08/2025
Objection raised — Other
12/08/2025
Objection raised — Other
12/08/2025
Objection raised — Other
12/08/2025
Objection raised — Other
12/07/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
FILE MECHANICAL WORK TYPE. INSTALL EXHAUSTS FOR BATRHROOM AND KITCHEN AT THE 1ST THRU 4TH FLOOR.
B01188632-S6
12/05/2025
Filed — Alteration
Installation of a temporarily heavy-duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.
B01326416-I1
12/05/2025
Permit issued — Sidewalk Shed
B01326416-I1-SH
11/07/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
FILE MECHANICAL WORK TYPE. INSTALL EXHAUSTS FOR BATRHROOM AND KITCHEN AT THE 1ST THRU 4TH FLOOR.
B01188632-S4
11/06/2025
Permit issued — Structural
B01188632-S3-ST
11/06/2025
Special inspection requirement — Sprinkler Systems
11/05/2025
Permit issued — Support of Excavation
B01188632-S1-SE
10/29/2025
Permit issued — Foundation
B01188632-S2-FO
10/27/2025
Permit issued — General Construction
B01188632-I1-GC
10/22/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
NARESH MAHANGU
10/22/2025
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
NARESH MAHANGU
10/07/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
FILE MECHANICAL WORK TYPE. INSTALL EXHAUSTS FOR BATRHROOM AND KITCHEN AT THE 1ST THRU 4TH FLOOR.
B01188632-P2
10/07/2025
Permit issued — Construction Fence
B01293652-I1-FN
10/06/2025
Special inspection requirement — Lighting controls
NARESH MAHANGU
10/06/2025
Special inspection requirement — Fenestration air leakage
NARESH MAHANGU
10/06/2025
Special inspection requirement — Masonry
NARESH MAHANGU
10/06/2025
Special inspection requirement — Concrete - Cast-In-Place
NARESH MAHANGU
10/06/2025
Special inspection requirement — Interior lighting power
NARESH MAHANGU
10/06/2025
Special inspection requirement — Insulation placement and R values
NARESH MAHANGU
10/06/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
10/06/2025
Special inspection requirement — Maintenance information
NARESH MAHANGU
10/06/2025
Special inspection requirement — Lighting in dwelling units
NARESH MAHANGU
10/06/2025
Special inspection requirement — Chimneys and vents
NARESH MAHANGU
Latest 60 of 130 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedCREATIVE PLUMBING IN09/15/2026
DOB NOWSidewalk ShedPermit IssuedJABBIE INDUSTRIES INCORP*06/03/2026
DOB NOWPlumbingPermit IssuedCATMAN PLUMBING INC03/26/2026
DOB NOWSidewalk ShedPermit IssuedJABBIE INDUSTRIES INCORP*03/05/2026
DOB NOWSidewalk ShedPermit IssuedPACIFIC HOLDING ENTERPR*12/05/2025
DOB NOWStructuralPermit IssuedJABBIE INDUSTRIES INCORP*11/06/2025
DOB NOWSupport of ExcavationPermit IssuedJABBIE INDUSTRIES INCORP*11/05/2025
DOB NOWFoundationPermit IssuedJABBIE INDUSTRIES INCORP*10/29/2025
DOB NOWGeneral ConstructionPermit IssuedJABBIE INDUSTRIES INCORP*10/27/2025
DOB NOWConstruction FencePermit IssuedJABBIE INDUSTRIES INCORP*10/07/2025
BISPLISSUEDCALA/SACCO MECHANICAL, INC08/14/2006
BISOTISSUED55C CONST CORP08/05/2005
2 projects · most recent 09/18/2026
Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
09/18/2026——Ventilation Systems
Ventilation
Powerscale ×7
Pacific ×4
08/09/2026Permit IssuedJABBIE INDUSTRIES INCORP*Ventilation Systems
Ventilation
Powerscale MODLE#MB14-70 70 CFM · Exhaust Fan ×7
Pacific ×4
1 project · most recent 08/09/2026
Storm Water/Sanitary
FiledStatusContractorScope
08/09/2026Permit IssuedMETFLOW MECHANICAL LLCStorm, Water/Sanitary
2 projects · most recent 09/17/2026
General Wiring
FiledStatusContractorScope
09/17/2026Permit IssuedVOLTRON ELECTRIC LLCGeneral Wiring
12/09/2025Permit IssuedNASH ELECTRIC SERVICES IN—
2 projects · most recent 08/09/2026
Steel Concrete Masonry
FiledStatusContractorScope
08/09/2026Permit IssuedMETFLOW MECHANICAL LLCSteel, Concrete, Masonry
12/05/2025Permit IssuedJABBIE INDUSTRIES INCORP*1 scope_items
2 projects · most recent 12/05/2025
Sidewalk Shed Fence
FiledStatusContractorScope
12/05/2025Permit IssuedJABBIE INDUSTRIES INCORP*Sidewalk Shed
09/26/2025Permit IssuedJABBIE INDUSTRIES INCORP*Fence
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
08/12/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
06/30/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 73
DateRequirementInspectorRole
09/18/2026Fire-Resistant Penetrations and Joints—special
09/18/2026Duct leakage testing, insulation and design—energy_progress
09/18/2026Shutoff dampers—energy_progress
09/18/2026Energy Code Compliance Inspections—progress
09/17/2026Mechanical Systems—special
09/17/2026Final—progress
08/10/2026HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
08/10/2026HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
08/10/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
08/10/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
08/10/2026HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
08/05/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
08/05/2026HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
08/05/2026HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
08/05/2026HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
08/05/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
11/06/2025Sprinkler Systems—special
10/22/2025Structural Stability – Alterations of existing buildingsNARESH MAHANGUspecial
10/22/2025Excavations - Sheeting, Shoring, and BracingNARESH MAHANGUspecial
10/06/2025Maintenance informationNARESH MAHANGUenergy_progress
10/06/2025Fenestration areasNARESH MAHANGUenergy_progress
10/06/2025Exterior lighting powerNARESH MAHANGUenergy_progress
10/06/2025Air barrier - visual inspectionNARESH MAHANGUenergy_progress
10/06/2025MeteringNARESH MAHANGUenergy_progress
10/06/2025Insulation placement and R valuesNARESH MAHANGUenergy_progress
Latest 25 of 73.
▾Documents — 70 on file (BIS + DOB NOW)
▸Plans & Drawings12
▸DOB NOWPlans/Sketch12
09/22/2026B01462062-I1Request digital key ↗
08/20/2026B01293652-I1Request digital key ↗
08/19/2026B01326416-I1Request digital key ↗
Showing 3 of 12 on file for this type
▸Zoning, Tax Lot & Property Records6
▸DOB NOWZD1: DOB Zoning Diagram2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸Seals & Professional Certifications29
▸DOB NOWDPL-1: Design Professional Seal & Signature13
09/22/2026B01462062-I1Open ↗
09/16/2026B01188632-S7Open ↗
08/20/2026B01293652-I1Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWProgress Inspector Seal & Signature9
08/28/2026B01188632-I1Open ↗
08/28/2026B01188632-I1Open ↗
08/27/2026B01188632-S3Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature7
09/23/2026B01188632-S1Open ↗
08/28/2026B01188632-I1Open ↗
08/27/2026B01188632-S3Open ↗
Showing 3 of 7 on file for this type
▸Trade Schedules & Equipment2
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸Safety & Tenant Protection1
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/15/2026B01188632-I1Open ↗
▸Environmental & Asbestos11
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
09/16/2026B01188632-S7Open ↗
08/19/2026B01188632-P3Open ↗
08/19/2026B01188632-P2Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/15/2026B01188632-S2Open ↗
▸Inspections & Test Reports2
▸DOB NOWSOIL REPORT1
08/13/2026B01188632-S2Open ↗
▸DOB NOWTR4 Test Report and Plot Diagram1
08/13/2026B01188632-S2Open ↗
▸Other Documents7
▸DOB NOWSite Survey: Initial2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸DOB NOWProperty Ownership Certification2
08/19/2026B01188632-P1Open ↗
08/15/2026B01188632-I1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/13/2026B01188632-S1Open ↗