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Three families
161 HANCOCK STREET
BROOKLYN · Bedford-Stuyvesant (West) · BIN 3052339
💬 Discuss this project
1887Year Built
4Stories
C0Building Class
R6BZoning
4,200 sfGross Floor Area
3Units
Rent Stabilized29 Open Violations ▸FDNY Report ↗
Three families · Owner of record: BK 161 LLC · 2,000 sf lot · 2.1 FAR built · Flood zone X
Locations of Work
ArchitectureElectricalMechanicalPlumbingFire Protection
Permit Issued — active, not yet Signed-off
RoofUnder Construction52p · 1 filing · 20 docs
Floor 3Under Construction57p · 4 filings · 20 docs
Floor 2Under Construction58p · 4 filings · 20 docs
Floor 1Under Construction55p · 4 filings · 20 docs
CellarUnder Construction54p · 3 filings · 20 docs
BasementUnder Construction51p · 1 filing · 20 docs
Sub-BasementUnder Construction6p · 3 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
BLACKSTONE REAL GROUP2709/21/2026
BK 161 LLC303/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/13/2023$975K—Private party → BK 161 LLC$232/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
A.B.A STUDIO D.P.C.909/10/2026
VOLUME SPACE CONSULTING INC.111/28/2025
ADVANCED ENGINEERING & INSPECT. PLL105/08/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
GREEN STUDIO203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ARKENSTONE BUILDERS INCGeneral Contractor507/08/2026
ACE GROUP NY CORPGeneral Contractor204/09/2026
WALLENSTEIN, IElectrical103/21/2026
KJ STEEL CORPElectrical103/21/2026
BT'S PLUMBING AND HEATINGPlumbing107/08/2026
ARCO PLBG AND HTG INCFire Protection107/08/2026
RONEY ELECTRIC INCElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
HRF SERVICES CORP5616909/10/2026
Building Lifecycle
All (131)Filed (11)Permit Issued (7)Violation (60)Inspection (9)Objection (14)Special Inspection (30)
09/10/2026
Filed — Alteration CO
INTERIOR RENOVATION; CONVERT FROM MULTIFAMILY (9 UNITS) TO MULTIFAMILY (6 UNITS) (REDUCE DEGREE OF NON-COMPLIANCE); WINDOW REPLACEMENT.
B01110548-P3
09/09/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
09/09/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
09/09/2026
Special inspection requirement — Fire-Resistance Rated Construction
SHAHRIAR QUAYYUM
07/30/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
07/30/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
07/15/2026
Objection resolved — Resolved
07/13/2026
Objection raised — Cost
07/02/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
07/02/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
07/02/2026
Special inspection requirement — Fire-Resistance Rated Construction
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — HVAC-R and service water heating equipment
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — Maintenance information
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — HVAC-R and service water heating system controls
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — Mechanical Systems
SHAHRIAR QUAYYUM
06/26/2026
Special inspection requirement — Final
SHAHRIAR QUAYYUM
06/24/2026
Filed — Alteration
Alteration of multi-family building: new multisplit a/c system; kitchen, dryer and bathroom exhausts.
B01162631-P1
06/24/2026
Filed — Alteration
Alteration of multi-family building. Hwh, bathroom, w/d, boiler, kitchen @ Cellar, bsmt, 1st, 2nd, 3rd. New fixtures and relocation. Gas service to be capped. Sprinklered building. Water & electric meters, sewer and water connections to remain.
B01162638-P1
06/22/2026
Filed — Alteration CO
INTERIOR RENOVATION; CONVERT FROM MULTIFAMILY (9 UNITS) TO MULTIFAMILY (6 UNITS) (REDUCE DEGREE OF NON-COMPLIANCE); WINDOW REPLACEMENT.
B01110548-P2
05/04/2026
Violation issued (HPD, closed)
A
04/10/2026
Special inspection requirement — Mechanical Systems
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Final
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — HVAC-R and service water heating system controls
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — HVAC-R and service water heating equipment
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Maintenance information
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Energy Code Compliance Inspections
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Fire-Resistance Rated Construction
SHAHRIAR QUAYYUM
04/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
04/06/2026
Violation issued (ECB, closed)
Construction
01/20/2026
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
01/20/2026
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
01/20/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
01/20/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
12/01/2025
Permit issued — Supported Scaffold
B01322511-I1-SF
12/01/2025
Permit issued — Supported Scaffold
B01322511-I1-SH
11/28/2025
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED AND PIPE SCAFFOLDING AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01322511-I1
10/21/2025
Permit issued — Construction Fence
B01110548-S3-FN
10/20/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
10/20/2025
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
10/20/2025
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
10/20/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/20/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/10/2025
Filed — Alteration CO
INTERIOR RENOVATION; CONVERT FROM MULTIFAMILY (9 UNITS) TO MULTIFAMILY (6 UNITS) (REDUCE DEGREE OF NON-COMPLIANCE); WINDOW REPLACEMENT.
B01110548-P1
10/10/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
SHAHRIAR QUAYYUM
10/07/2025
Objection resolved — Addressed
10/06/2025
Permit issued — General Construction
B01110548-I1-GC
10/06/2025
Permit issued — Mechanical Systems
B01162631-I1-MS
10/06/2025
Permit issued — Sprinklers
B01200474-I1-EW-SP
10/06/2025
Permit issued — Plumbing
B01162638-I1-PL
09/26/2025
Objection raised — Structural
09/23/2025
Filed — Alteration CO
INTERIOR RENOVATION; CONVERT FROM MULTIFAMILY (9 UNITS) TO MULTIFAMILY (6 UNITS) (REDUCE DEGREE OF NON-COMPLIANCE); WINDOW REPLACEMENT.
B01110548-S3
09/08/2025
Objection resolved — Addressed
Latest 60 of 131 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSupported ScaffoldSigned-offACE GROUP NY CORP12/01/2025
DOB NOWSupported ScaffoldSigned-offACE GROUP NY CORP12/01/2025
DOB NOWConstruction FencePermit IssuedARKENSTONE BUILDERS INC10/21/2025
DOB NOWGeneral ConstructionPermit IssuedARKENSTONE BUILDERS INC10/06/2025
DOB NOWMechanical SystemsPermit IssuedARKENSTONE BUILDERS INC10/06/2025
DOB NOWSprinklersPermit IssuedARCO PLBG AND HTG INC10/06/2025
DOB NOWPlumbingPermit IssuedBT'S PLUMBING AND HEATING10/06/2025
BISPLISSUEDR R PLBG SERVICES INC03/06/2003
BISOTISSUEDA.INTERNATIONAL LTD02/26/2002
1 project · most recent 06/24/2026
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
06/24/2026Permit IssuedARKENSTONE BUILDERS INCHeating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Cooper & Hunter CH-12MASTWM-230VI 12,000 BTU · Fan Coil Indoor ×20
CH-D18MSPHWM-230VI 18,000 BTU · Fan Coil Indoor ×12
CH-HYP28MSPH-230VO 28,000 BTU · Condensing Unit ×12
Ventilation
Wolf VC48S 600 CFM · Kitchen Exhaust ×12
1 project · most recent 05/08/2025
FiledStatusContractorScope
05/08/2025Permit IssuedARCO PLBG AND HTG INC57 heads
1 project · most recent 06/24/2026
Storm Water/Sanitary
FiledStatusContractorScope
06/24/2026Permit IssuedNY PLUMBING PROS INCStorm, Water/Sanitary
2 projects · most recent 12/09/2025
General Wiring
FiledStatusContractorScope
12/09/2025Permit IssuedHIGH QUALITY ELEC.OF NYC—
10/04/2025CompleteRONEY ELECTRIC INCGeneral Wiring
2 projects · most recent 09/10/2026
Fence Scaffold Sidewalk Shed
FiledStatusContractorScope
09/10/2026Permit IssuedARKENSTONE BUILDERS INCFence
11/28/2025Signed-offACE GROUP NY CORPScaffold, Sidewalk Shed
▾Field Inspections (DOB CAP) — 9
DateTypeResultReport
01/20/2026Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
01/20/2026Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
01/20/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
01/20/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
10/20/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
10/20/2025Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
10/20/2025Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
10/20/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/20/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 34
DateRequirementInspectorRole
09/09/2026Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
09/09/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
09/09/2026Fire-Resistance Rated ConstructionSHAHRIAR QUAYYUMprogress
07/30/2026Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
07/30/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
07/02/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
07/02/2026Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
07/02/2026Fire-Resistance Rated ConstructionSHAHRIAR QUAYYUMprogress
06/26/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
06/26/2026HVAC-R and service water heating equipmentSHAHRIAR QUAYYUMenergy_progress
06/26/2026HVAC-R and service water piping design and insulationSHAHRIAR QUAYYUMenergy_progress
06/26/2026Maintenance informationSHAHRIAR QUAYYUMenergy_progress
06/26/2026HVAC-R and service water heating system controlsSHAHRIAR QUAYYUMenergy_progress
06/26/2026Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
06/26/2026Mechanical SystemsSHAHRIAR QUAYYUMspecial
06/26/2026FinalSHAHRIAR QUAYYUMprogress
04/10/2026Mechanical SystemsSHAHRIAR QUAYYUMspecial
04/10/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
04/10/2026FinalSHAHRIAR QUAYYUMprogress
04/10/2026HVAC-R and service water piping design and insulationSHAHRIAR QUAYYUMenergy_progress
04/10/2026HVAC-R and service water heating system controlsSHAHRIAR QUAYYUMenergy_progress
04/10/2026HVAC-R and service water heating equipmentSHAHRIAR QUAYYUMenergy_progress
04/10/2026Maintenance informationSHAHRIAR QUAYYUMenergy_progress
04/10/2026Fire-Resistant Penetrations and JointsSHAHRIAR QUAYYUMspecial
04/10/2026Energy Code Compliance InspectionsSHAHRIAR QUAYYUMprogress
Latest 25 of 34.
▾Documents — 80 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/21/2026B01200474-I1Request digital key ↗
08/21/2026B01162631-P1Request digital key ↗
08/21/2026B01162631-I1Request digital key ↗
Showing 3 of 8 on file for this type
▸Applications & Permits6
▸DOB NOWLPC Approval/Permit6
09/22/2026B01110548-P3Open ↗
08/20/2026B01110548-P2Open ↗
08/13/2026B01162631-I1Open ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications29
▸DOB NOWProgress Inspector Seal & Signature10
09/23/2026B01110548-P3Open ↗
09/01/2026B01110548-I1Open ↗
08/31/2026B01110548-P1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature10
09/22/2026B01110548-P3Open ↗
08/21/2026B01162631-P1Open ↗
08/21/2026B01162631-I1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
09/23/2026B01110548-P3Open ↗
09/01/2026B01110548-I1Open ↗
08/31/2026B01110548-P1Open ↗
Showing 3 of 9 on file for this type
▸Safety & Tenant Protection11
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist11
09/22/2026B01110548-P3Open ↗
08/20/2026B01110548-P2Open ↗
08/15/2026B01162638-P1Open ↗
Showing 3 of 11 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
09/22/2026B01110548-P3Open ↗
08/21/2026B01162631-I1Open ↗
08/21/2026B01162631-P1Open ↗
Showing 3 of 9 on file for this type
▸Approvals, Objections & Sign-offs1
▸DOB NOWLandmark Approval1
08/13/2026B01162638-I1Open ↗
▸Other Documents16
▸DOB NOWDHCR Document7
09/22/2026B01110548-P3Open ↗
08/20/2026B01110548-P2Open ↗
08/15/2026B01162638-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWProof of Historic Building5
09/22/2026B01110548-P3Open ↗
08/20/2026B01110548-P2Open ↗
08/13/2026B01162638-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWProperty Ownership Certification4
09/22/2026B01110548-P3Open ↗
08/20/2026B01110548-P2Open ↗
08/13/2026B01110548-P1Open ↗
Showing 3 of 4 on file for this type