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Three families
124 RYERSON STREET
BROOKLYN · BIN 3054515
💬 Discuss this project
1899Year Built
3Stories
C0Building Class
R5BZoning
2,800 sfGross Floor Area
3Units
Rent Stabilized2 Open Violations ▸FDNY Report ↗
Three families · Owner of record: HSH124 INC. · 2,000 sf lot · 1.4 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbingGeneral
Permit Issued — active, not yet Signed-off
RoofUnder Construction18p · 3 filings · 20 docs
Floor 3Under Construction21p · 4 filings · 20 docs
Floor 2Under Construction23p · 4 filings · 20 docs
Floor 1Under Construction23p · 4 filings · 20 docs
CellarUnder Construction25p · 4 filings · 20 docs
BasementUnder Construction6p · 1 filing · 8 docs
Sub-BasementUnder Construction13p · 2 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
HSH1241704/09/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/21/2021$2.0M—Private party → HSH124 INC.$712/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SQUARE ARCH, LLC105/12/2026
TL ENGINEERING, PC203/18/2026
NAVA204/13/2022
STRATFORD ENGINEERING104/13/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
QUICK FILING OF NY INC403/21/2026
QUICK FILING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
J'S CUSTOM CONTRACTING INGeneral Contractor404/09/2026
WCK ELECTRIC CORP.Electrical103/22/2026
AJ MECHANICAL COLLECTIVESGeneral Contractor104/09/2026
SUSTAINABLE STRATEGIESGeneral Contractor107/08/2026
XH&RC PLBG AND HTG INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SQ. ARCH, LLC4802105/12/2026
TL ENGINEERING, PC1222203/18/2026
STRATFORD ENGINEERING997104/13/2022
Building Lifecycle
All (65)Filed (6)Permit Issued (7)Violation (12)Inspection (4)Objection (6)Special Inspection (30)
06/22/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/26/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
05/13/2026
Permit issued — Solar
B01401288-I1-SL
05/12/2026
Filed — Alteration
Installation of solar electric generation system for utility Interconnection. No changes being made to use, occupancy, egress, or anything not marked on the plansets and supporting documents.
B01401288-I1
05/12/2026
Special inspection requirement — Air barrier - visual inspection
Chun Feng
05/12/2026
Special inspection requirement — Final
Chun Feng
05/12/2026
Special inspection requirement — Energy Code Compliance Inspections
Chun Feng
05/12/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Chun Feng
05/12/2026
Special inspection requirement — Post-installed Anchors
Chun Feng
04/01/2026
Permit issued — Mechanical Systems
B00716106-I1-MS
03/31/2026
Special inspection requirement — Duct leakage testing, insulation and design
Simon Lee
03/31/2026
Special inspection requirement — Maintenance information
Simon Lee
03/31/2026
Special inspection requirement — Shutoff dampers
Simon Lee
03/31/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Simon Lee
03/31/2026
Special inspection requirement — HVAC-R and service water heating equipment
Simon Lee
03/31/2026
Special inspection requirement — Mechanical Systems
Simon Lee
03/31/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Simon Lee
03/31/2026
Special inspection requirement — Energy Code Compliance Inspections
Simon Lee
03/31/2026
Special inspection requirement — Final
Simon Lee
03/31/2026
Special inspection requirement — HVAC-R and service water heating system controls
Simon Lee
03/30/2026
Permit issued — Structural
B00716128-I1-GC-CX
03/30/2026
Permit issued — General Construction
B00693050-I1-GC
03/18/2026
Filed — Alteration
Mechanical work in conjunction with ot filing # B00693050-I1
B00716106-P1
03/17/2026
Special inspection requirement — HVAC-R and service water heating system controls
Simon Lee
03/17/2026
Special inspection requirement — Duct leakage testing, insulation and design
Simon Lee
03/17/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Simon Lee
03/17/2026
Special inspection requirement — Maintenance information
Simon Lee
03/17/2026
Special inspection requirement — Shutoff dampers
Simon Lee
03/17/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Simon Lee
03/17/2026
Special inspection requirement — Mechanical Systems
Simon Lee
03/17/2026
Special inspection requirement — Energy Code Compliance Inspections
Simon Lee
03/17/2026
Special inspection requirement — Final
Simon Lee
03/17/2026
Special inspection requirement — HVAC-R and service water heating equipment
Simon Lee
01/30/2026
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/07/2026
Inspection — Fail-Final CND-Occupancy Inspection
Fail
View inspection ↗
10/22/2025
Permit issued — Structural
B00716128-I1-GC-CX
09/30/2025
Permit issued — Plumbing
B00718104-I1-PL
08/25/2025
Permit issued — General Construction
B00693050-I1-GC
11/25/2024
Violation issued (HPD, closed)
I
03/24/2023
Violation issued (HPD, closed)
A
11/04/2022
Violation issued (HPD, closed)
I
04/22/2022
Objection raised — Other
04/22/2022
Objection resolved — Addressed
04/19/2022
Objection raised — Energy
04/19/2022
Objection resolved — Addressed
04/14/2022
Filed — Alteration
Mechanical work in conjunction with ot filing # B00693050-I1
B00716106-I1
04/14/2022
Objection raised — Scope
04/14/2022
Objection resolved — Addressed
04/13/2022
Filed — Alteration
Plumbing work in connection with OT # B00693050-I1.
B00718104-I1
04/13/2022
Filed — Alteration
structural work in conjunction with OT#B00693050-I1. Plumbing, Mechanical filed under separate application.
B00716128-I1
04/11/2022
Special inspection requirement — Structural Stability – Alterations of existing buildings
Xianzhang Chen
04/11/2022
Special inspection requirement — Masonry
Xianzhang Chen
04/11/2022
Special inspection requirement — Structural Steel - High Strength Bolting
Xianzhang Chen
04/11/2022
Special inspection requirement — Structural Steel - Welding
Xianzhang Chen
04/11/2022
Special inspection requirement — Subgrade Inspections
Xianzhang Chen
03/23/2022
Filed — Alteration CO
B00693050-I1
03/01/2022
Violation issued (HPD, closed)
A
04/13/2021
Violation issued (HPD, closed)
A
04/13/2021
Violation issued (HPD, closed)
I
10/31/2019
Violation issued (HPD, closed)
I
Latest 60 of 65 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarPermit IssuedSUSTAINABLE STRATEGIES05/13/2026
DOB NOWMechanical SystemsPermit IssuedAJ MECHANICAL COLLECTIVES04/01/2026
DOB NOWStructuralPermit IssuedJ'S CUSTOM CONTRACTING IN03/30/2026
DOB NOWGeneral ConstructionPermit IssuedJ'S CUSTOM CONTRACTING IN03/30/2026
DOB NOWStructuralPermit IssuedJ'S CUSTOM CONTRACTING IN10/22/2025
DOB NOWPlumbingPermit IssuedXH&RC PLBG AND HTG INC09/30/2025
DOB NOWGeneral ConstructionPermit IssuedJ'S CUSTOM CONTRACTING IN08/25/2025
1 job · most recent 04/13/2022
Gas Water/Sanitary
FiledStatusContractorScope
04/13/2022Permit IssuedXH&RC PLBG AND HTG INCGas, Water/Sanitary
3 jobs · most recent 05/28/2026
General Wiring
FiledStatusContractorScope
05/28/2026CompleteSOURCE ELECTRIC INC4 meters
05/12/2026CompleteSOURCE ELECTRIC INC4 meters
09/15/2025Permit IssuedWCK ELECTRIC CORP.General Wiring
1 job · most recent 04/13/2022
Steel Concrete Masonry Wood
FiledStatusContractorScope
04/13/2022Permit IssuedJ'S CUSTOM CONTRACTING INSteel, Concrete, Masonry, Wood
1 job · most recent 05/12/2026
FiledStatusContractorScope
05/12/2026Permit IssuedSUSTAINABLE STRATEGIES24 panels, 10.8 kw, 726.71 roof_area_sqft
▾Field Inspections (DOB CAP) — 4
DateTypeResultReport
06/22/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
05/26/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
01/30/2026Pass-Final CND-Occupancy InspectionPassView ↗
01/07/2026Fail-Final CND-Occupancy InspectionFailView ↗
▾Special Inspection Requirements (DOB NOW) — 36
DateRequirementInspectorRole
05/12/2026Air barrier - visual inspectionChun Fengenergy_progress
05/12/2026FinalChun Fengprogress
05/12/2026Energy Code Compliance InspectionsChun Fengprogress
05/12/2026Fire-Resistant Penetrations and JointsChun Fengspecial
05/12/2026Post-installed AnchorsChun Fengspecial
03/31/2026Duct leakage testing, insulation and designSimon Leeenergy_progress
03/31/2026Maintenance informationSimon Leeenergy_progress
03/31/2026Shutoff dampersSimon Leeenergy_progress
03/31/2026HVAC-R and service water piping design and insulationSimon Leeenergy_progress
03/31/2026HVAC-R and service water heating equipmentSimon Leeenergy_progress
03/31/2026Mechanical SystemsSimon Leespecial
03/31/2026Fire-Resistant Penetrations and JointsSimon Leespecial
03/31/2026Energy Code Compliance InspectionsSimon Leeprogress
03/31/2026FinalSimon Leeprogress
03/31/2026HVAC-R and service water heating system controlsSimon Leeenergy_progress
03/17/2026HVAC-R and service water heating system controlsSimon Leeenergy_progress
03/17/2026Duct leakage testing, insulation and designSimon Leeenergy_progress
03/17/2026HVAC-R and service water piping design and insulationSimon Leeenergy_progress
03/17/2026Maintenance informationSimon Leeenergy_progress
03/17/2026Shutoff dampersSimon Leeenergy_progress
03/17/2026Fire-Resistant Penetrations and JointsSimon Leespecial
03/17/2026Mechanical SystemsSimon Leespecial
03/17/2026Energy Code Compliance InspectionsSimon Leeprogress
03/17/2026FinalSimon Leeprogress
03/17/2026HVAC-R and service water heating equipmentSimon Leeenergy_progress
Latest 25 of 36.
▾Documents — 39 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/30/2026B00693050-I1Request digital key ↗
08/30/2026B00716128-I1Request digital key ↗
08/30/2026B00718104-I1Request digital key ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications23
▸DOB NOWProgress Inspector Seal & Signature10
08/27/2026B00716106-I1Open ↗
08/27/2026B00716106-I1Open ↗
08/27/2026B00716106-I1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/30/2026B00693050-I1Open ↗
08/17/2026B00716106-P1Open ↗
08/17/2026B00716106-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
08/27/2026B00716106-I1Open ↗
08/27/2026B00716106-I1Open ↗
08/26/2026B01401288-I1Open ↗
Showing 3 of 6 on file for this type
▸Safety & Tenant Protection4
▸DOB NOWStreet Tree Sign Off1
08/13/2026B00693050-I1Open ↗
▸DOB NOWStreet Tree Checklist1
08/30/2026B00693050-I1Open ↗
▸DOB NOWStreet Trees Site Plan1
08/13/2026B00693050-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00693050-I1Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form4
08/30/2026B00693050-I1Open ↗
08/13/2026B00716106-I1Open ↗
08/13/2026B00718104-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/17/2026B01401288-I1Open ↗
▸Other Documents1
▸DOB NOWProperty Ownership Certification1
08/30/2026B00693050-I1Open ↗