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Five to six families
131 DUPONT STREET
BROOKLYN · Greenpoint · BIN 3063793
💬 Discuss this project
1930Year Built
3Stories
C2Building Class
R6BZoning
3,374 sfGross Floor Area
6Units
Rent Stabilized17 Open Violations ▸FDNY Report ↗
Five to six families · Owner of record: 131 DUPONT ST LLC · 2,500 sf lot · 1.35 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralElectricalPlumbingGeneral
Permit Issued — active, not yet Signed-off
RoofUnder Construction3p · 1 filing · 20 docs
BulkheadUnder Construction2p · 1 filing · 20 docs
Floor 4Under Construction1p · 1 filing · 20 docs
Floor 3Under Construction3p · 2 filings · 20 docs
Floor 2Under Construction2p · 2 filings · 20 docs
Floor 1Under Construction2p · 2 filings · 20 docs
CellarUnder Construction2p · 2 filings · 20 docs
Site & exteriorUnder Construction46p · 1 filing · 20 docs
Filed — no permit issued20p · 1 filing · 3 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
LT PRO CONSTRUCTION1808/28/2026
HALSEY NY APARTMENTS203/21/2026
131 DUPONT ST LLC103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/18/2024$2.2M—5894 GRAND, LLC → 131 DUPONT ST LLC$646/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HSU & ASSOCIATES708/26/2026
IVAN SHCHERBAKOV212/19/2025
BANGASH ASSOCIATES INC.106/27/2025
LEANDRO NILS DICKSON ARCHITECT, LLC101/12/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
EXPEDITING 4 U103/21/2026
NYC BUILDING CONSULTANTS103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LT PRO CONSTRUCTION INCGeneral Contractor207/08/2026
Building Lifecycle
All (139)Filed (11)Permit Issued (2)Violation (22)Objection (74)Special Inspection (30)
09/24/2026
Objection resolved — Resolved
09/20/2026
Special inspection requirement — Duct leakage testing, insulation and design
09/13/2026
Objection resolved — Resolved
09/13/2026
Objection resolved — Resolved
09/10/2026
Objection raised — Scope
09/10/2026
Objection raised — Scope
09/10/2026
Objection raised — Energy
09/10/2026
Objection resolved — Resolved
08/26/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Foundation
B01262033-Z1
08/26/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Foundation
B01262033-Z2
08/26/2026
Objection raised — Structural
08/26/2026
Objection raised — Structural
08/26/2026
Objection raised — Admin
08/26/2026
Objection raised — Admin
08/26/2026
Objection raised — Scope
08/26/2026
Special inspection requirement — HVAC-R and service water heating equipment
08/26/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
08/26/2026
Special inspection requirement — Maintenance information
08/26/2026
Special inspection requirement — HVAC-R and service water heating system controls
08/26/2026
Special inspection requirement — Energy Code Compliance Inspections
08/26/2026
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
08/26/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
08/25/2026
Special inspection requirement — Mechanical Systems
08/25/2026
Special inspection requirement — Maintenance information
08/25/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
08/25/2026
Special inspection requirement — Shutoff dampers
08/25/2026
Special inspection requirement — HVAC-R and service water heating system controls
08/25/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
08/25/2026
Special inspection requirement — HVAC-R and service water heating equipment
08/25/2026
Special inspection requirement — Fire-Resistance Rated Construction
08/25/2026
Special inspection requirement — Energy Code Compliance Inspections
08/25/2026
Special inspection requirement — Final
08/24/2026
Special inspection requirement — Sprinkler Systems
08/13/2026
Objection resolved — Resolved
08/12/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Foundation
B01262033-S9
08/11/2026
Special inspection requirement — Underpinning and alternate methods of support of buildings and adjacent property
08/11/2026
Special inspection requirement — Footing and Foundation
08/11/2026
Special inspection requirement — Final
08/11/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
08/11/2026
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
07/29/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Foundation
B01262033-S8
07/29/2026
Special inspection requirement — Final
07/14/2026
Objection resolved — Resolved
07/14/2026
Objection resolved — Resolved
07/14/2026
Objection resolved — Resolved
07/14/2026
Objection resolved — Resolved
07/14/2026
Special inspection requirement — Concrete - Cast-In-Place
06/29/2026
Objection resolved — Resolved
06/01/2026
Permit issued — Construction Fence
B01262033-S1-FN
05/12/2026
Objection resolved — Resolved
05/04/2026
Violation issued (HPD, open)
A
04/23/2026
Objection raised — Admin
04/23/2026
Objection raised — Admin
04/21/2026
Objection resolved — Addressed
04/21/2026
Objection resolved — Resolved
04/17/2026
Objection resolved — Resolved
03/13/2026
Objection resolved — Addressed
03/13/2026
Objection resolved — Addressed
03/13/2026
Objection resolved — Addressed
03/13/2026
Objection resolved — Addressed
Latest 60 of 139 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWConstruction FencePermit IssuedLT PRO CONSTRUCTION INC06/01/2026
DOB NOWGeneral ConstructionPermit IssuedLT PRO CONSTRUCTION INC10/10/2025
1 project · most recent 08/26/2026
Steel Concrete
FiledStatusContractorScope
08/26/2026Permit IssuedLT PRO CONSTRUCTION INCSteel, Concrete
▾Special Inspection Requirements (DOB NOW) — 60
DateRequirementInspectorRole
09/20/2026Duct leakage testing, insulation and design—energy_progress
08/26/2026HVAC-R and service water heating equipment—energy_progress
08/26/2026HVAC-R and service water piping design and insulation—energy_progress
08/26/2026Maintenance information—energy_progress
08/26/2026HVAC-R and service water heating system controls—energy_progress
08/26/2026Energy Code Compliance Inspections—progress
08/26/2026Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation—special
08/26/2026Fire-Resistant Penetrations and Joints—special
08/25/2026Mechanical Systems—special
08/25/2026Maintenance information—energy_progress
08/25/2026HVAC-R and service water piping design and insulation—energy_progress
08/25/2026Shutoff dampers—energy_progress
08/25/2026HVAC-R and service water heating system controls—energy_progress
08/25/2026Fire-Resistant Penetrations and Joints—special
08/25/2026HVAC-R and service water heating equipment—energy_progress
08/25/2026Fire-Resistance Rated Construction—progress
08/25/2026Energy Code Compliance Inspections—progress
08/25/2026Final—progress
08/24/2026Sprinkler Systems—special
08/11/2026Underpinning and alternate methods of support of buildings and adjacent property—special
08/11/2026Footing and Foundation—progress
08/11/2026Final—progress
08/11/2026Structural Stability – Alterations of existing buildings—special
08/11/2026Excavations - Sheeting, Shoring, and Bracing—special
07/29/2026Final—progress
Latest 25 of 60.
▾Documents — 46 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch9
08/21/2026B01240547-I1Request digital key ↗
08/19/2026B01262033-S1Request digital key ↗
08/19/2026B01262033-S8Request digital key ↗
Showing 3 of 9 on file for this type
▸Applications & Permits2
▸BISBPP-5 - Authorization to the Department of Transportation1
10/02/2025340920310Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION1
10/02/2025340920310Open ↗
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram2
08/19/2026B01262033-I1Open ↗
08/13/2026B01262033-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B01262033-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)1
08/13/2026B01262033-I1Open ↗
▸Seals & Professional Certifications14
▸DOB NOWDPL-1: Design Professional Seal & Signature12
08/21/2026B01240547-I1Open ↗
08/19/2026B01262033-S8Open ↗
08/19/2026B01262033-S9Open ↗
Showing 3 of 12 on file for this type
▸BISAPPLICANT OWNER SIGNATURE1
10/02/2025340920310Open ↗
▸DOB NOWProgress Inspector Seal & Signature1
08/23/2026B01240547-I1Open ↗
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/19/2026B01262033-I1Open ↗
▸Safety & Tenant Protection2
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B01262033-I1Open ↗
▸DOB NOWStreet Tree Checklist1
08/13/2026B00805441-I1Open ↗
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
08/21/2026B01240547-I1Open ↗
08/19/2026B01262033-S8Open ↗
08/13/2026B01262033-S4Open ↗
Showing 3 of 7 on file for this type
▸Inspections & Test Reports2
▸DOB NOWTR4 Test Report and Plot Diagram1
08/13/2026B01262033-S2Open ↗
▸DOB NOWSOIL REPORT1
08/13/2026B01262033-S2Open ↗
▸Filing & Intake Forms2
▸BISEFILING JOB APPLICATION COVER SHEET1
10/02/2025340920310Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
10/02/2025340920310Open ↗
▸Other Documents3
▸DOB NOWProperty Ownership Certification1
08/13/2026B01262033-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01262033-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01262033-I1Open ↗