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Two family converted from one family
431 4 STREET
BROOKLYN · BIN 3021152
💬 Discuss this project
1899Year Built
3Stories
B3Building Class
R6BZoning
3,384 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 1,900 sf lot · 1.78 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Roof2p · 2 filings · 20 docs
Floor 32p · 2 filings · 20 docs
Floor 21p · 1 filing · 20 docs
Floor 11p · 1 filing · 18 docs
Cellar3p · 3 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
HARPER DESIGN BUILD1607/08/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/28/2017$3.5M—— → —$1,033/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
D'ANTONIO CONSULTING ENGINEERS506/29/2023
BARRY STRUCTURAL ENGINEERING, PLLC207/22/2021
HARPER ARCHITECTURE, PC206/24/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MUNICIPAL BUILDING CONSULTANTS903/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HARPER DESIGN BUILD INCGeneral Contractor607/08/2026
ORBIT PLBG & HTG INCPlumbing507/08/2026
VINCENT VERDEROSAElectrical303/21/2026
SUPER CHARGED ELEC INC 001698General Contractor303/22/2026
ORBIT PLBG HTGGeneral Contractor103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
D'ANTONIO CONSULTING ENGI931506/29/2023
BARRY STRUCTURAL ENGINEER749407/22/2021
HARPER ARCHITECTURE, PC6851206/24/2021
Building Lifecycle
All (70)Filed (9)Permit Issued (5)Signed Off (4)Inspection (4)Objection (18)Special Inspection (30)
01/05/2024
Signed off — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH. IN CONJUNCTION WITH APPLICATION B00475515-I1.
B00490117-I1
01/04/2024
Signed off — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH.
B00490116-I1
12/21/2023
Signed off — Alteration
B00475515-I1
12/19/2023
Signed off — Alteration
FILING FOR THE STRUCTURAL SCOPE ASSOCAITED WITH A NEW OUTDOOR REAR DECK AT THE FIRST FLOOR AND REINFORCEMENT OF THE EXISTING TIMBER FRAMING AT THE SECOND AND THIRD FLOORS TO ADDRESS EXISTING DEFLECTION. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00490115-I1
07/21/2023
Special inspection requirement — HVAC-R and service water heating equipment
GAETANO D'ANTONIO
07/21/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
GAETANO D'ANTONIO
07/21/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
GAETANO D'ANTONIO
07/21/2023
Special inspection requirement — Energy Code Compliance Inspections
GAETANO D'ANTONIO
07/21/2023
Special inspection requirement — HVAC-R and service water heating system controls
GAETANO D'ANTONIO
06/29/2023
Filed — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH.
B00490116-P1
06/28/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Duct leakage testing, insulation and design
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Maintenance information
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Metering
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — HVAC-R and service water heating equipment
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — HVAC-R and service water heating system controls
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Ventilation and air distribution system
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Heating Systems
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Mechanical Systems
GAETANO D'ANTONIO
06/28/2023
Special inspection requirement — Final
GAETANO D'ANTONIO
03/21/2023
Filed — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH. IN CONJUNCTION WITH APPLICATION B00475515-I1.
B00490117-P2
05/26/2022
Permit issued — General Construction
B00475515-I1-GC
05/25/2022
Permit issued — Mechanical Systems
B00490116-I1-MS
03/22/2022
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
01/19/2022
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
12/24/2021
Filed — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH. IN CONJUNCTION WITH APPLICATION B00475515-I1.
B00490117-P1
12/20/2021
Special inspection requirement — HVAC-R and service water heating system controls
GAETANO D'ANTONIO
12/20/2021
Special inspection requirement — HVAC-R and service water piping design and insulation
GAETANO D'ANTONIO
12/20/2021
Special inspection requirement — HVAC-R and service water heating equipment
GAETANO D'ANTONIO
12/20/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
GAETANO D'ANTONIO
12/20/2021
Special inspection requirement — Energy Code Compliance Inspections
GAETANO D'ANTONIO
12/09/2021
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
11/30/2021
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
08/09/2021
Permit issued — Structural
B00490115-I1-ST
08/06/2021
Special inspection requirement — Structural Stability – Alterations of existing buildings
MICHAEL BARRY
08/06/2021
Special inspection requirement — Final
MICHAEL BARRY
08/06/2021
Special inspection requirement — Structural Cold-Formed Steel
MICHAEL BARRY
08/06/2021
Special inspection requirement — Structural Steel - Details
MICHAEL BARRY
08/06/2021
Special inspection requirement — Structural Steel - High Strength Bolting
MICHAEL BARRY
08/06/2021
Special inspection requirement — Structural Steel - Welding
MICHAEL BARRY
08/05/2021
Objection resolved — Addressed
07/25/2021
Objection raised — Other
07/22/2021
Filed — Alteration
FILING FOR THE STRUCTURAL SCOPE ASSOCAITED WITH A NEW OUTDOOR REAR DECK AT THE FIRST FLOOR AND REINFORCEMENT OF THE EXISTING TIMBER FRAMING AT THE SECOND AND THIRD FLOORS TO ADDRESS EXISTING DEFLECTION. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00490115-P1
07/22/2021
Special inspection requirement — Structural Steel - Welding
MICHAEL BARRY
07/22/2021
Special inspection requirement — Final
MICHAEL BARRY
07/22/2021
Special inspection requirement — Structural Cold-Formed Steel
MICHAEL BARRY
07/22/2021
Special inspection requirement — Structural Stability – Alterations of existing buildings
MICHAEL BARRY
07/16/2021
Filed — Alteration
DEMOLISH AND ERECT NEW INTERIOR PARTITIONS, FLOOR FINISHES & PARTIAL CEILING: NEW KITCHEN CABINETS AND APPLIANCES, NEW PLUMBING FIXTURES AND FINISHES AS PER PLANS FILED HEREWITH.
B00490116-I1
06/24/2021
Filed — Alteration
B00475515-P1
06/23/2021
Permit issued — Plumbing
B00490117-I1-PL
06/18/2021
Permit issued — General Construction
B00475515-I1-GC
06/15/2021
Objection resolved — Addressed
06/15/2021
Objection resolved — Addressed
06/15/2021
Objection resolved — Addressed
06/15/2021
Objection resolved — Addressed
06/15/2021
Objection resolved — Addressed
06/14/2021
Objection raised — Admin
06/14/2021
Objection raised — Other
06/14/2021
Objection raised — Structural
06/14/2021
Objection raised — Other
Latest 60 of 70 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offHARPER DESIGN BUILD INC05/26/2022
DOB NOWMechanical SystemsSigned-offHARPER DESIGN BUILD INC05/25/2022
DOB NOWStructuralSigned-offHARPER DESIGN BUILD INC08/09/2021
DOB NOWPlumbingSigned-offORBIT PLBG & HTG INC06/23/2021
DOB NOWGeneral ConstructionSigned-offHARPER DESIGN BUILD INC06/18/2021
1 project · most recent 07/13/2023
General Wiring
FiledStatusContractorScope
07/13/2023CompleteSUPER CHARGED ELEC. INC.General Wiring
▾Field Inspections (DOB CAP) — 4
DateTypeResultReport
03/22/2022Pass-Final PL - Up to 3 Requested FloorsPassView ↗
01/19/2022Pass-Final PL - Up to 3 Requested FloorsPassView ↗
12/09/2021Pass-Final PL - UndergroundPassView ↗
11/30/2021Pass-Final PL - UndergroundPassView ↗
▾Special Inspection Requirements (DOB NOW) — 46
DateRequirementInspectorRole
07/21/2023HVAC-R and service water heating equipmentGAETANO D'ANTONIOenergy_progress
07/21/2023HVAC-R and service water piping design and insulationGAETANO D'ANTONIOenergy_progress
07/21/2023Fire-Resistant Penetrations and JointsGAETANO D'ANTONIOspecial
07/21/2023Energy Code Compliance InspectionsGAETANO D'ANTONIOprogress
07/21/2023HVAC-R and service water heating system controlsGAETANO D'ANTONIOenergy_progress
06/28/2023HVAC-R and service water piping design and insulationGAETANO D'ANTONIOenergy_progress
06/28/2023Duct leakage testing, insulation and designGAETANO D'ANTONIOenergy_progress
06/28/2023Maintenance informationGAETANO D'ANTONIOenergy_progress
06/28/2023MeteringGAETANO D'ANTONIOenergy_progress
06/28/2023HVAC-R and service water heating equipmentGAETANO D'ANTONIOenergy_progress
06/28/2023HVAC-R and service water heating system controlsGAETANO D'ANTONIOenergy_progress
06/28/2023Ventilation and air distribution systemGAETANO D'ANTONIOenergy_progress
06/28/2023Heating SystemsGAETANO D'ANTONIOspecial
06/28/2023Mechanical SystemsGAETANO D'ANTONIOspecial
06/28/2023FinalGAETANO D'ANTONIOprogress
12/20/2021HVAC-R and service water heating system controlsGAETANO D'ANTONIOenergy_progress
12/20/2021HVAC-R and service water piping design and insulationGAETANO D'ANTONIOenergy_progress
12/20/2021HVAC-R and service water heating equipmentGAETANO D'ANTONIOenergy_progress
12/20/2021Fire-Resistant Penetrations and JointsGAETANO D'ANTONIOspecial
12/20/2021Energy Code Compliance InspectionsGAETANO D'ANTONIOprogress
08/06/2021Structural Stability – Alterations of existing buildingsMICHAEL BARRYspecial
08/06/2021FinalMICHAEL BARRYprogress
08/06/2021Structural Cold-Formed SteelMICHAEL BARRYspecial
08/06/2021Structural Steel - DetailsMICHAEL BARRYspecial
08/06/2021Structural Steel - High Strength BoltingMICHAEL BARRYspecial
Latest 25 of 46.
▾Documents — 76 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch7
09/01/2026B00490117-P2Request digital key ↗
09/01/2026B00490117-P1Request digital key ↗
09/01/2026B00490116-I1Request digital key ↗
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - General Construction2
09/01/2026B00475515-I1Request digital key ↗
09/01/2026B00475515-P1Request digital key ↗
▸Seals & Professional Certifications55
▸DOB NOWProgress Inspector Seal & Signature28
09/01/2026B00490117-P1Open ↗
09/01/2026B00490117-P1Open ↗
09/01/2026B00490117-P1Open ↗
Showing 3 of 28 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature18
09/01/2026B00490117-P1Open ↗
08/28/2026B00475515-P1Open ↗
08/28/2026B00475515-P1Open ↗
Showing 3 of 18 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature9
09/01/2026B00475515-I1Open ↗
09/01/2026B00475515-P1Open ↗
09/01/2026B00490115-I1Open ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
09/01/2026B00475515-P1Open ↗
09/01/2026B00475515-I1Open ↗
09/01/2026B00490117-P2Open ↗
Showing 3 of 9 on file for this type
▸Energy Compliance3
▸DOB NOWEN2: As Built Energy Analysis.3
08/14/2026B00490117-I1Open ↗
08/13/2026B00475515-I1Open ↗
08/13/2026B00490116-I1Open ↗