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Three families
377 KOSCIUSZKO STREET
BROOKLYN · Bedford-Stuyvesant (East) · BIN 3043232
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1899Year Built
2Stories
C0Building Class
R6AZoning
2,598 sfGross Floor Area
3Units
Three families · 1,579 sf lot · 1.65 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbing
Permit Issued — active, not yet Signed-off
Floor 2Under Construction8p · 1 filing · 20 docs
Floor 1Under Construction6p · 1 filing · 20 docs
CellarUnder Construction6p · 1 filing · 20 docs
Sub-BasementUnder Construction6p · 1 filing · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
09/09/2025$1.2M—Private party → Private party$462/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
BRIAN ILL DEVELOPMENT LLC508/05/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
AMERILAND BROOK LLC403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
XINLI.CONSTRUCTION LLCGeneral Contractor107/08/2026
WATSON'S PLBG, HTG, & BDGPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
BRIAN ILL DEVELOPMENT LLC1402508/05/2026
Building Lifecycle
All (30)Filed (5)Permit Issued (2)Inspection (5)Special Inspection (18)
08/12/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/07/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
BRIAN ILL
08/07/2026
Special inspection requirement — Energy Code Compliance Inspections
BRIAN ILL
08/07/2026
Special inspection requirement — HVAC-R and service water heating equipment
BRIAN ILL
08/07/2026
Special inspection requirement — HVAC-R and service water heating system controls
BRIAN ILL
08/07/2026
Special inspection requirement — Maintenance information
BRIAN ILL
08/07/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
BRIAN ILL
08/05/2026
Filed — Alteration
FILE PL WORKTYPE IN CONJUNCTION WITH JOB#B01304388
B01304388-P2
08/05/2026
Filed — Alteration
FILE PL WORKTYPE IN CONJUNCTION WITH JOB#B01304388
B01304388-P3
08/05/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
BRIAN ILL
08/05/2026
Special inspection requirement — Energy Code Compliance Inspections
BRIAN ILL
08/05/2026
Special inspection requirement — HVAC-R and service water heating system controls
BRIAN ILL
08/05/2026
Special inspection requirement — Maintenance information
BRIAN ILL
08/05/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
BRIAN ILL
08/05/2026
Special inspection requirement — HVAC-R and service water heating equipment
BRIAN ILL
07/28/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/15/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
05/15/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
05/12/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
05/11/2026
Filed — Alteration
FILE PL WORKTYPE IN CONJUNCTION WITH JOB#B01304388
B01304388-P1
05/11/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
BRIAN ILL
05/11/2026
Special inspection requirement — Energy Code Compliance Inspections
BRIAN ILL
05/11/2026
Special inspection requirement — Maintenance information
BRIAN ILL
05/11/2026
Special inspection requirement — HVAC-R and service water heating system controls
BRIAN ILL
05/11/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
BRIAN ILL
05/11/2026
Special inspection requirement — HVAC-R and service water heating equipment
BRIAN ILL
11/17/2025
Permit issued — General Construction
B01304388-I1-GC
11/14/2025
Permit issued — Plumbing
B01304388-S1-PL
11/12/2025
Filed — Alteration
FILE PL WORKTYPE IN CONJUNCTION WITH JOB#B01304388
B01304388-S1
11/12/2025
Filed — Alteration
FILE PL WORKTYPE IN CONJUNCTION WITH JOB#B01304388
B01304388-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedXINLI.CONSTRUCTION LLC11/17/2025
DOB NOWPlumbingSigned-offWATSON'S PLBG, HTG, & BDG11/14/2025
1 project · most recent 08/05/2026
Gas Water/Sanitary
FiledStatusContractorScope
08/05/2026Signed-offWATSON'S PLBG, HTG, & BDGGas, Water/Sanitary
1 project · most recent 02/25/2026
General Wiring
FiledStatusContractorScope
02/25/2026Permit IssuedKJK ELECTRIC INCGeneral Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
08/12/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
07/28/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
05/15/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
05/15/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/12/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 18
DateRequirementInspectorRole
08/07/2026Fire-Resistant Penetrations and JointsBRIAN ILLspecial
08/07/2026Energy Code Compliance InspectionsBRIAN ILLprogress
08/07/2026HVAC-R and service water heating equipmentBRIAN ILLenergy_progress
08/07/2026HVAC-R and service water heating system controlsBRIAN ILLenergy_progress
08/07/2026Maintenance informationBRIAN ILLenergy_progress
08/07/2026HVAC-R and service water piping design and insulationBRIAN ILLenergy_progress
08/05/2026Fire-Resistant Penetrations and JointsBRIAN ILLspecial
08/05/2026Energy Code Compliance InspectionsBRIAN ILLprogress
08/05/2026HVAC-R and service water heating system controlsBRIAN ILLenergy_progress
08/05/2026Maintenance informationBRIAN ILLenergy_progress
08/05/2026HVAC-R and service water piping design and insulationBRIAN ILLenergy_progress
08/05/2026HVAC-R and service water heating equipmentBRIAN ILLenergy_progress
05/11/2026Fire-Resistant Penetrations and JointsBRIAN ILLspecial
05/11/2026Energy Code Compliance InspectionsBRIAN ILLprogress
05/11/2026Maintenance informationBRIAN ILLenergy_progress
05/11/2026HVAC-R and service water heating system controlsBRIAN ILLenergy_progress
05/11/2026HVAC-R and service water piping design and insulationBRIAN ILLenergy_progress
05/11/2026HVAC-R and service water heating equipmentBRIAN ILLenergy_progress
▾Documents — 30 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/19/2026B01304388-P1Request digital key ↗
08/19/2026B01304388-S1Request digital key ↗
08/19/2026B01304388-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications23
▸DOB NOWProgress Inspector Seal & Signature15
09/01/2026B01304388-P3Open ↗
09/01/2026B01304388-P3Open ↗
09/01/2026B01304388-P3Open ↗
Showing 3 of 15 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/19/2026B01304388-S1Open ↗
08/19/2026B01304388-I1Open ↗
08/19/2026B01304388-P1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/01/2026B01304388-P3Open ↗
08/27/2026B01304388-S1Open ↗
08/25/2026B01304388-P1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/19/2026B01304388-I1Open ↗
08/19/2026B01304388-P2Open ↗