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Two family brick
270 EAST 23 STREET
BROOKLYN · BIN 3118934
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1910Year Built
2Stories
B1Building Class
R6AZoning
2,232 sfGross Floor Area
2Units
9 Open Violations ▸FDNY Report ↗
Two family brick · Owner of record: 270 E 23RD ST LLC · 2,000 sf lot · 1.12 FAR built · Flood zone X
Locations of Work
ArchitectureStructural
Floor 41p · 1 filing · 10 docs
Floor 3
Floor 21p · 1 filing · 10 docs
Floor 1
Cellar2p · 1 filing · 10 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
WAGSTONE CAPITAL203/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
08/15/2025$750K—Private party → 270 E 23RD ST LLC$336/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
J.K.DESIGN403/15/2026
MOHAMMAD AHEAD, PE107/25/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ADVANCED BUILDERS SERVICES103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ALLIED SAFETY CONSULTANTSGeneral Contractor104/09/2026
ALL PRO PLBG & HTG INCPlumbing107/08/2026
WATSON'S PLBG, HTG, & BDGPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SJS INSPECTIONS AND CONSU8286303/15/2026
Building Lifecycle
All (59)Filed (5)Permit Issued (3)Signed Off (2)Violation (34)Inspection (5)Objection (10)
04/06/2026
Signed off — Alteration
INTERIOR RENOVATION OF EXISTING (2)TWO FAMILY DWELLING UNITS ,NEW DRY WALL PARTITIONS AND POLUMBING FIXTURES AS PER PLANS. ALL NEW FINISH MATERIALS. NO CHANGE TO USE, EGRESS, OR OCCUPANCY
B01267754-I1
04/03/2026
Signed off — Alteration
PLUMBING APPLICATION FOR A RENOVATED (2) TWO FAMILY DWELLING,FILED IN CONJUNCTION WITH ALT II APPLICATION # B01267754-I1 INSTALL NEW PLUMBING FIXTURES AS PER PLAN
B01301929-I1
03/15/2026
Filed — Alteration
PLUMBING APPLICATION FOR A RENOVATED (2) TWO FAMILY DWELLING,FILED IN CONJUNCTION WITH ALT II APPLICATION # B01267754-I1 INSTALL NEW PLUMBING FIXTURES AS PER PLAN
B01301929-P1
03/02/2026
Permit issued — Plumbing
B01301929-I1-PL
12/18/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
12/18/2025
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
12/18/2025
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
12/18/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
12/18/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
11/07/2025
Filed — Alteration
INTERIOR RENOVATION OF EXISTING (2)TWO FAMILY DWELLING UNITS ,NEW DRY WALL PARTITIONS AND POLUMBING FIXTURES AS PER PLANS. ALL NEW FINISH MATERIALS. NO CHANGE TO USE, EGRESS, OR OCCUPANCY
B01267754-P1
10/23/2025
Permit issued — Plumbing
B01301929-I1-PL
10/13/2025
Filed — Alteration
PLUMBING APPLICATION FOR A RENOVATED (2) TWO FAMILY DWELLING,FILED IN CONJUNCTION WITH ALT II APPLICATION # B01267754-I1 INSTALL NEW PLUMBING FIXTURES AS PER PLAN
B01301929-I1
09/05/2025
Permit issued — Structural
B01267754-I1-GC-CX
08/25/2025
Objection resolved — Addressed
08/15/2025
Filed — Alteration
INTERIOR RENOVATION OF EXISTING (2)TWO FAMILY DWELLING UNITS ,NEW DRY WALL PARTITIONS AND POLUMBING FIXTURES AS PER PLANS. ALL NEW FINISH MATERIALS. NO CHANGE TO USE, EGRESS, OR OCCUPANCY
B01267754-I1
08/13/2025
Objection resolved — Addressed
08/13/2025
Objection resolved — Addressed
08/13/2025
Objection resolved — Addressed
08/04/2025
Objection raised — Cost
08/04/2025
Objection raised — Scope
08/04/2025
Objection raised — Structural
08/04/2025
Objection raised — Zoning
08/04/2025
Objection raised — Plumbing
08/04/2025
Objection raised — Fire_Protection
07/25/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
Proposed vertical enlargement and interior renovation of an existing two (2) story + cellar building; converting to a four (4) story + cellar and penthouse residential use building.
B01251209-I1
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, closed)
C
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, closed)
B
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, closed)
A
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, open)
C
11/26/2024
Violation issued (HPD, closed)
C
11/26/2024
Violation issued (HPD, closed)
A
11/14/2024
Violation issued (HPD, closed)
B
11/14/2024
Violation issued (HPD, closed)
B
06/05/2024
Violation issued (HPD, closed)
I
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
C
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
B
06/04/2024
Violation issued (HPD, closed)
A
06/04/2024
Violation issued (HPD, closed)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offALL PRO PLBG & HTG INC03/02/2026
DOB NOWPlumbingSigned-offWATSON'S PLBG, HTG, & BDG10/23/2025
DOB NOWStructuralSigned-offALLIED SAFETY CONSULTANTS09/05/2025
BISOTRE-ISSUEDN/A08/10/1994
1 project · most recent 05/19/2026
General Wiring
FiledStatusContractorScope
05/19/2026CompleteTRINCITY ELECTRIC, INCGeneral Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
12/18/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
12/18/2025Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
12/18/2025Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
12/18/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
12/18/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 30
DateRequirementInspectorRole
03/16/2026Fire-Resistant Penetrations and JointsSERGEY BOLOTOVspecial
03/16/2026HVAC-R and service water heating equipmentSERGEY BOLOTOVenergy_progress
03/16/2026Maintenance informationSERGEY BOLOTOVenergy_progress
03/16/2026HVAC-R and service water piping design and insulationSERGEY BOLOTOVenergy_progress
03/16/2026HVAC-R and service water heating system controlsSERGEY BOLOTOVenergy_progress
03/16/2026Energy Code Compliance InspectionsSERGEY BOLOTOVprogress
03/13/2026Maintenance informationSERGEY BOLOTOVenergy_progress
03/13/2026Fire-Resistant Penetrations and JointsSERGEY BOLOTOVspecial
03/13/2026HVAC-R and service water heating system controlsSERGEY BOLOTOVenergy_progress
03/13/2026Energy Code Compliance InspectionsSERGEY BOLOTOVprogress
03/13/2026HVAC-R and service water heating equipmentSERGEY BOLOTOVenergy_progress
03/13/2026HVAC-R and service water piping design and insulationSERGEY BOLOTOVenergy_progress
11/19/2025FinalSERGEY BOLOTOVprogress
10/19/2025FinalSERGEY BOLOTOVprogress
07/07/2025MeteringSERGEY BOLOTOVenergy_progress
07/07/2025Fenestration air leakageSERGEY BOLOTOVenergy_progress
07/07/2025Protection of exposed foundation insulationSERGEY BOLOTOVenergy_progress
07/07/2025Exterior lighting powerSERGEY BOLOTOVenergy_progress
07/07/2025Insulation placement and R valuesSERGEY BOLOTOVenergy_progress
07/07/2025Lighting in dwelling unitsSERGEY BOLOTOVenergy_progress
07/07/2025Maintenance informationSERGEY BOLOTOVenergy_progress
07/07/2025Fenestration areasSERGEY BOLOTOVenergy_progress
07/07/2025Lighting controlsSERGEY BOLOTOVenergy_progress
07/07/2025Air barrier - visual inspectionSERGEY BOLOTOVenergy_progress
07/07/2025Fenestration and door U-factor and product ratingsSERGEY BOLOTOVenergy_progress
Latest 25 of 30.
▾Documents — 30 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/20/2026B01301929-P1Request digital key ↗
08/20/2026B01301929-I1Request digital key ↗
08/20/2026B01267754-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Zoning, Tax Lot & Property Records2
▸DOB NOWZD1: DOB Zoning Diagram1
08/13/2026B01251209-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B01251209-I1Open ↗
▸Seals & Professional Certifications16
▸DOB NOWProgress Inspector Seal & Signature8
09/04/2026B01301929-I1Open ↗
09/04/2026B01301929-I1Open ↗
08/27/2026B01251209-I1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/21/2026B01251209-I1Open ↗
08/20/2026B01301929-P1Open ↗
08/20/2026B01267754-P1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/04/2026B01301929-I1Open ↗
08/27/2026B01251209-I1Open ↗
08/22/2026B01301929-P1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/20/2026B01301929-P1Open ↗
08/20/2026B01267754-P1Open ↗
08/20/2026B01267754-I1Open ↗
Showing 3 of 4 on file for this type
▸Other Documents3
▸DOB NOWSite Survey: Initial1
08/13/2026B01251209-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01251209-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/15/2026B01251209-I1Open ↗