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City residence, one family
231 DEAN STREET
BROOKLYN · Downtown Brooklyn-DUMBO-Boerum Hill · BIN 3001164
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1853Year Built
3Stories
A4Building Class
R6BZoning
3,780 sfGross Floor Area
1Units
Rent Stabilized1 Open Violation ▸
City residence, one family · 2,100 sf lot · 1.8 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanical
Permit Issued — active, not yet Signed-off
RoofUnder Construction14p · 2 filings · 20 docs
Floor 3Under Construction10p · 2 filings · 20 docs
Floor 2Under Construction11p · 2 filings · 20 docs
Floor 1Under Construction9p · 1 filing · 20 docs
CellarUnder Construction13p · 2 filings · 20 docs
Basement3p · 1 filing · 20 docs
Sub-BasementUnder Construction7p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
COPPERMINE CONSTRUCTION208/29/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/18/2022$3.7M—— → —$979/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
GRAND MILLENNIUM CONSULTING ENGINEE209/11/2026
SHAHRISH SHUVO ENGINEERING P.C.104/24/2026
WW ENGINEERING PLLC203/26/2026
WORKSHOP DESIGN+ARCHITECTURE,PLLC103/26/2026
QUAMAR ZAMAN207/17/2024
ELIZABETH PARKS ARCHITECT207/15/2024
CHANDA ENGINEERING CONSULTANT PC207/12/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
DOMINION EXPEDITING603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LEGACY BUILDERS/DEVELOPERS CORPGeneral Contractor803/21/2026
COPPERMINE CONSTRUCTION *General Contractor307/08/2026
DEMAR MECHANICAL INCPlumbing107/08/2026
GAROFALO PLMBNG & HTG LTDPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
GRAND MILLENNIUM CONSULTI469209/11/2026
WW ENGINEERING PLLC7502103/26/2026
ESNYC CONSULTING INC4099407/15/2024
Building Lifecycle
All (89)Filed (12)Permit Issued (9)Signed Off (3)Violation (5)Inspection (5)Objection (29)Special Inspection (26)
09/11/2026
Filed — Alteration
Renovation of existing 1 family building. No change of use, egress or occupancy
B01375416-P2
09/10/2026
Special inspection requirement — Concrete - Cast-In-Place
Edwin Cheuk
09/10/2026
Special inspection requirement — Masonry
Edwin Cheuk
09/10/2026
Special inspection requirement — Post-installed Anchors
Edwin Cheuk
09/10/2026
Special inspection requirement — Structural Steel - High Strength Bolting
Edwin Cheuk
09/10/2026
Special inspection requirement — Structural Steel - Welding
Edwin Cheuk
09/10/2026
Special inspection requirement — Subgrade Inspections
Edwin Cheuk
09/10/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Edwin Cheuk
09/10/2026
Special inspection requirement — Final
Edwin Cheuk
09/10/2026
Special inspection requirement — Structural Wood Frame
Edwin Cheuk
08/19/2026
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/16/2026
Permit issued — Structural
B01375416-S3-ST
06/02/2026
Permit issued — General Construction
B01375416-I1-GC
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/27/2026
Objection resolved — Resolved
04/24/2026
Filed — Alteration
INSTALLATION OF TEMPORARY PLYWOOD XONSTRUCTION FENCE
B01391530-I1
04/24/2026
Permit issued — Construction Fence
B01391530-I1-FN
04/24/2026
Objection raised — Structural
04/24/2026
Objection raised — Other
04/23/2026
Objection raised — Scope
04/20/2026
Objection raised — Other
04/20/2026
Objection raised — Admin
04/20/2026
Objection raised — Structural
04/20/2026
Objection raised — Fire_Protection
04/17/2026
Objection raised — Scope
04/17/2026
Objection raised — Other
04/17/2026
Objection raised — Scope
04/17/2026
Objection raised — Structural
04/17/2026
Objection raised — Scope
04/16/2026
Objection raised — Fire_Protection
04/16/2026
Objection raised — Other
04/16/2026
Objection raised — Plumbing
04/16/2026
Objection raised — Mechanical
04/16/2026
Objection raised — Zoning
04/16/2026
Objection raised — Structural
04/15/2026
Objection raised — Admin
04/15/2026
Objection raised — Mechanical
04/15/2026
Objection raised — Fire_Protection
03/27/2026
Filed — Alteration
Renovation of existing 1 family building. No change of use, egress or occupancy
B01375416-S3
03/26/2026
Filed — Alteration
Renovation of existing 1 family building. No change of use, egress or occupancy
B01375416-S1
03/26/2026
Filed — Alteration
Renovation of existing 1 family building. No change of use, egress or occupancy
B01375416-I1
03/26/2026
Filed — Alteration
Renovation of existing 1 family building. No change of use, egress or occupancy
B01375416-S2
03/24/2026
Special inspection requirement — Final
Wing Wong
03/24/2026
Special inspection requirement — Fire-Resistance Rated Construction
Wing Wong
03/24/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Wing Wong
03/23/2026
Special inspection requirement — Structural Wood Frame
Edwin Cheuk
03/23/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Edwin Cheuk
03/20/2026
Special inspection requirement — Final
Edwin Cheuk
11/24/2025
Violation issued (HPD, closed)
I
04/14/2025
Signed off — Alteration
No new Mechanical work. No change to use, egress or occupancy.
B08008000-S2
04/14/2025
Signed off — Alteration
No new Mechanical work. No change to use, egress or occupancy.
B08008000-I1
04/14/2025
Signed off — Alteration
No new Mechanical work. No change to use, egress or occupancy.
B08008000-S1
03/19/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
03/10/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
Latest 60 of 89 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedCOPPERMINE CONSTRUCTION *06/16/2026
DOB NOWGeneral ConstructionPermit IssuedCOPPERMINE CONSTRUCTION *06/02/2026
DOB NOWConstruction FencePermit IssuedCOPPERMINE CONSTRUCTION *04/24/2026
DOB NOWPlumbingSigned-offGAROFALO PLMBNG & HTG LTD02/28/2025
DOB NOWGeneral ConstructionSigned-offLEGACY BUILDERS/DEVELOPER10/30/2023
DOB NOWMechanical SystemsSigned-offLEGACY BUILDERS/DEVELOPER10/30/2023
DOB NOWPlumbingSigned-offDEMAR MECHANICAL INC05/02/2023
DOB NOWMechanical SystemsSigned-offLEGACY BUILDERS/DEVELOPER03/15/2023
DOB NOWGeneral ConstructionSigned-offLEGACY BUILDERS/DEVELOPER02/17/2023
BISOTISSUEDDINEEN CONSTRUCTION CORP.12/11/1995
1 project · most recent 09/11/2026
Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
09/11/2026Permit IssuedCOPPERMINE CONSTRUCTION *Air Conditioning Systems
Cooling
Mitsubishi Electric PEFY-L12NMAU-A 12,000 BTU · Vrf Indoor ×5
MXZ-SM48NLHZ 48,000 BTU · Condensing Unit ×2
PEFY-L15NMAU-A 15,000 BTU · Vrf Indoor ×2
PMFY-M12NCMU-A 12,000 BTU · Vrf Indoor ×1
PUZ-AK30NLHZ 30,000 BTU · Condensing Unit ×1
PVA-AA30NL 30,000 BTU · Fan Coil Indoor ×1
1 project · most recent 09/11/2026
Storm Water/Sanitary
FiledStatusContractorScope
09/11/2026——Storm, Water/Sanitary
2 projects · most recent 06/26/2026
General Wiring
FiledStatusContractorScope
06/26/2026Permit IssuedKEPLER ELECTRICAL CONTGeneral Wiring
03/15/2023Permit IssuedFIU CORP DBA FIU ELECTRICGeneral Wiring
1 project · most recent 09/11/2026
Wood
FiledStatusContractorScope
09/11/2026Permit IssuedCOPPERMINE CONSTRUCTION *Wood
1 project · most recent 04/24/2026
Fence
FiledStatusContractorScope
04/24/2026Permit IssuedCOPPERMINE CONSTRUCTION *Fence
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
03/19/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
03/10/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
03/07/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
03/07/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
12/08/2023Pass-Final PL - Up to 9 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 26
DateRequirementInspectorRole
09/10/2026Concrete - Cast-In-PlaceEdwin Cheukspecial
09/10/2026MasonryEdwin Cheukspecial
09/10/2026Post-installed AnchorsEdwin Cheukspecial
09/10/2026Structural Steel - High Strength BoltingEdwin Cheukspecial
09/10/2026Structural Steel - WeldingEdwin Cheukspecial
09/10/2026Subgrade InspectionsEdwin Cheukspecial
09/10/2026Structural Stability – Alterations of existing buildingsEdwin Cheukspecial
09/10/2026FinalEdwin Cheukprogress
09/10/2026Structural Wood FrameEdwin Cheukprogress
03/24/2026FinalWing Wongprogress
03/24/2026Fire-Resistance Rated ConstructionWing Wongprogress
03/24/2026Fire-Resistant Penetrations and JointsWing Wongspecial
03/23/2026Structural Wood FrameEdwin Cheukprogress
03/23/2026Structural Stability – Alterations of existing buildingsEdwin Cheukspecial
03/20/2026FinalEdwin Cheukprogress
07/05/2024Fire-Resistant Penetrations and Jointssajjad javaidspecial
07/05/2024Fire-Resistance Rated Constructionsajjad javaidprogress
07/05/2024Structural Wood Framesajjad javaidprogress
07/05/2024Structural Steel - High Strength Boltingsajjad javaidspecial
07/05/2024Structural Steel - Detailssajjad javaidspecial
07/05/2024Structural Stability – Alterations of existing buildingssajjad javaidspecial
07/05/2024Masonrysajjad javaidspecial
07/05/2024Finalsajjad javaidprogress
07/05/2024Structural Cold-Formed Steelsajjad javaidspecial
04/22/2024Mechanical Systemssajjad javaidspecial
Latest 25 of 26.
▾Documents — 63 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
09/03/2026B01391530-I1Request digital key ↗
08/28/2026B08008000-S2Request digital key ↗
08/28/2026B08008000-P3Request digital key ↗
Showing 3 of 11 on file for this type
▸Applications & Permits10
▸DOB NOWLPC Approval/Permit10
09/15/2026B01375416-P2Open ↗
09/15/2026B01375416-P1Open ↗
08/15/2026B01375416-S3Open ↗
Showing 3 of 10 on file for this type
▸Seals & Professional Certifications29
▸DOB NOWDPL-1: Design Professional Seal & Signature13
09/15/2026B01375416-P2Open ↗
09/15/2026B01375416-P1Open ↗
09/03/2026B01391530-I1Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWProgress Inspector Seal & Signature10
09/23/2026B01375416-P1Open ↗
09/23/2026B01375416-P2Open ↗
09/23/2026B01375416-P2Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/23/2026B01375416-P1Open ↗
09/23/2026B01375416-P2Open ↗
08/27/2026B01375416-S3Open ↗
Showing 3 of 6 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
09/15/2026B01375416-P2Open ↗
09/15/2026B01375416-P1Open ↗
08/15/2026B01375416-S3Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form3
08/28/2026B08008000-S2Open ↗
08/28/2026B08008000-S1Open ↗
08/28/2026B08008000-I1Open ↗
▸Other Documents4
▸DOB NOWProof of Historic Building4
09/15/2026B01375416-P1Open ↗
08/14/2026B01375416-I1Open ↗
08/13/2026B08008000-I1Open ↗
Showing 3 of 4 on file for this type