Five to six families

378 KOSCIUSZKO STREET

BROOKLYN · BIN 3043322

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1931Year Built

4Stories

C2Building Class

R6BZoning

3,890 sfGross Floor Area

5Units

Rent Stabilized2 Open Violations ▸FDNY Report ↗

Five to six families · Owner of record: 378 K PROP LLC · 2,000 sf lot · 1.95 FAR built · Flood zone X

Locations of Work

No floor-level scope or drawing coverage on file for this building.

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
378 K PROP	12	03/22/2026
TCJ CONSTRUCTION	2	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
03/08/2016	$988K	—	Private party → 378 K PROP LLC	$254/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
ALL CITY ENGINEERING PC	3	04/04/2024
BASIC GROUPS CORP	1	02/28/2020

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
KLE CONSTRUCTION INC	General Contractor	6	03/21/2026
SMVP MGMT INC	General Contractor	2	04/09/2026
HV ELECTRIC CORP	Electrical	1	03/22/2026
CROSSFIELD PLBG.&HTG.CORP	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
ALL CITY ENGINEERING PC	7115	3	04/04/2024

Building Lifecycle

All (58)Filed (4)Permit Issued (5)Signed Off (3)Violation (21)Inspection (3)Special Inspection (22)

05/05/2026

Violation issued (HPD, closed)

11/20/2025

Violation issued (HPD, closed)

10/21/2025

Signed off — Alteration

B00323534-I1

08/15/2025

Signed off — Alteration

Modification of existing sprinkler. No change of use, occupancy and egress

B01027546-I1

07/09/2025

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

07/22/2024

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

07/22/2024

Inspection — Certified Sprinkler - SP - Roughing

Certified

View inspection ↗

05/01/2024

Permit issued — Sprinklers

B01027546-I1-EW-SP

04/10/2024

Signed off — Alteration

INSTALL HVAC SYSTEM FOR A RESIDENTIAL BUILDING. NO CHANGE IN USE, EGRESS, OR OCCUPANCY UNDER THIS FILING.

B00934152-I1

04/10/2024

Violation issued (HPD, closed)

04/05/2024

Special inspection requirement — Mechanical Systems

Zhao Deng

04/05/2024

Special inspection requirement — Ventilation and air distribution system

Zhao Deng

04/05/2024

Special inspection requirement — HVAC-R and service water heating system controls

Zhao Deng

04/05/2024

Special inspection requirement — HVAC-R and service water piping design and insulation

Zhao Deng

04/05/2024

Special inspection requirement — HVAC-R and service water heating equipment

Zhao Deng

04/05/2024

Special inspection requirement — Maintenance information

Zhao Deng

04/05/2024

Special inspection requirement — Energy Code Compliance Inspections

Zhao Deng

04/05/2024

Special inspection requirement — Final

Zhao Deng

04/05/2024

Special inspection requirement — Heating Systems

Zhao Deng

04/05/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

Zhao Deng

04/04/2024

Filed — Alteration

INSTALL HVAC SYSTEM FOR A RESIDENTIAL BUILDING. NO CHANGE IN USE, EGRESS, OR OCCUPANCY UNDER THIS FILING.

B00934152-P1

04/03/2024

Filed — Alteration

Modification of existing sprinkler. No change of use, occupancy and egress

B01027546-I1

04/03/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

Zhao Deng

03/28/2024

Special inspection requirement — Ventilation and air distribution system

Zhao Deng

03/28/2024

Special inspection requirement — HVAC-R and service water heating system controls

Zhao Deng

03/28/2024

Special inspection requirement — HVAC-R and service water heating equipment

Zhao Deng

03/28/2024

Special inspection requirement — HVAC-R and service water piping design and insulation

Zhao Deng

03/28/2024

Special inspection requirement — Maintenance information

Zhao Deng

03/28/2024

Special inspection requirement — Final

Zhao Deng

03/28/2024

Special inspection requirement — Energy Code Compliance Inspections

Zhao Deng

03/28/2024

Special inspection requirement — Mechanical Systems

Zhao Deng

03/28/2024

Special inspection requirement — Heating Systems

Zhao Deng

03/28/2024

Special inspection requirement — Sprinkler Systems

Zhao Deng

03/28/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

Zhao Deng

01/09/2024

Permit issued — Mechanical Systems

B00934152-I1-MS

11/21/2023

Violation issued (HPD, closed)

10/04/2023

Filed — Alteration

INSTALL HVAC SYSTEM FOR A RESIDENTIAL BUILDING. NO CHANGE IN USE, EGRESS, OR OCCUPANCY UNDER THIS FILING.

B00934152-I1

05/03/2023

Permit issued — Construction Fence

B00323534-I1-FN

03/23/2023

Violation issued (HPD, closed)

02/25/2022

Violation issued (HPD, closed)

02/25/2022

Violation issued (HPD, closed)

01/12/2022

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

01/12/2022

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

04/09/2021

Violation issued (HPD, closed)

04/09/2021

Violation issued (HPD, closed)

06/08/2020

Permit issued — Construction Fence

B00323534-I1-FN

03/03/2020

Permit issued — Construction Fence

B00323534-I1-FN

02/28/2020

Filed — Alteration

B00323534-I1

11/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

10/30/2019

Violation issued (HPD, closed)

08/21/2019

Violation issued (ECB, closed)

Construction

07/24/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/23/2019

Violation issued (ECB, closed)

Construction

10/18/2018

Violation issued (HPD, closed)

11/24/2017

Violation issued (HPD, closed)

11/10/2016

Violation issued (HPD, closed)

10/09/2015

Violation issued (HPD, closed)

02/23/2015

Violation issued (HPD, closed)

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sprinklers	Signed-off	CROSSFIELD PLBG.&HTG.CORP	05/01/2024
DOB NOW	Mechanical Systems	Signed-off	KLE CONSTRUCTION INC	01/09/2024
DOB NOW	Construction Fence	Signed-off	KLE CONSTRUCTION INC	05/03/2023
DOB NOW	Construction Fence	Signed-off	SMVP MGMT INC	06/08/2020
DOB NOW	Construction Fence	Signed-off	SMVP MGMT INC	03/03/2020
BIS	PL	ISSUED	CROSSFIELD PLBG.&HTG	11/29/2023
BIS	OT	ISSUED	KLE CONSTRUCTION INC	11/27/2023
BIS	OT	ISSUED	KLE CONSTRUCTION INC	06/15/2023
BIS	EQ	ISSUED	CUBE BUILDERS GROUP NY	04/13/2021
BIS	MH	ISSUED	CUBE BUILDERS GROUP NY	04/13/2021
BIS	MH	ISSUED	SMVP MGMT INC	07/08/2020
BIS	OT	ISSUED	SMVP MGMT INC	06/12/2020
BIS	EQ	ISSUED	SMVP MGMT INC	02/12/2020
BIS	OT	ISSUED	SMVP MGMT INC	02/12/2020
BIS	MH	ISSUED	TCJ CONSTRUCTION INC	09/04/2019
BIS	EQ	ISSUED	TCJ CONSTRUCTION INC	09/04/2019
BIS	PL	ISSUED	SO PLUMBING & HEATING INC	04/08/2019
BIS	MH	ISSUED	TCJ CONSTRUCTION INC	08/27/2018
BIS	OT	ISSUED	TCJ CONSTRUCTION INC	08/17/2018
BIS	EQ	ISSUED	TCJ CONSTRUCTION INC	08/13/2018

1 project · most recent 09/27/2024

General Wiring

Filed	Status	Contractor	Scope
09/27/2024	Complete	HV ELECTRIC CORP	General Wiring

▾Field Inspections (DOB CAP) — 3

Date	Type	Result	Report
07/09/2025	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
07/22/2024	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
07/22/2024	Certified Sprinkler - SP - Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 22

Date	Requirement	Inspector	Role
04/05/2024	Mechanical Systems	Zhao Deng	special
04/05/2024	Ventilation and air distribution system	Zhao Deng	energy_progress
04/05/2024	HVAC-R and service water heating system controls	Zhao Deng	energy_progress
04/05/2024	HVAC-R and service water piping design and insulation	Zhao Deng	energy_progress
04/05/2024	HVAC-R and service water heating equipment	Zhao Deng	energy_progress
04/05/2024	Maintenance information	Zhao Deng	energy_progress
04/05/2024	Energy Code Compliance Inspections	Zhao Deng	progress
04/05/2024	Final	Zhao Deng	progress
04/05/2024	Heating Systems	Zhao Deng	special
04/05/2024	Fire-Resistant Penetrations and Joints	Zhao Deng	special
04/03/2024	Fire-Resistant Penetrations and Joints	Zhao Deng	special
03/28/2024	Ventilation and air distribution system	Zhao Deng	energy_progress
03/28/2024	HVAC-R and service water heating system controls	Zhao Deng	energy_progress
03/28/2024	HVAC-R and service water heating equipment	Zhao Deng	energy_progress
03/28/2024	HVAC-R and service water piping design and insulation	Zhao Deng	energy_progress
03/28/2024	Maintenance information	Zhao Deng	energy_progress
03/28/2024	Final	Zhao Deng	progress
03/28/2024	Energy Code Compliance Inspections	Zhao Deng	progress
03/28/2024	Mechanical Systems	Zhao Deng	special
03/28/2024	Heating Systems	Zhao Deng	special
03/28/2024	Sprinkler Systems	Zhao Deng	special
03/28/2024	Fire-Resistant Penetrations and Joints	Zhao Deng	special

▾Documents — 119 on file (BIS + DOB NOW)

▸Plans & Drawings4

▸DOB NOWPlans/Sketch3

08/26/2026B00934152-P1Request digital key ↗

08/26/2026B00934152-I1Request digital key ↗

08/25/2026B01027546-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Construction Fence1

09/02/2026B00323534-I1Request digital key ↗

▸Applications & Permits34

▸BISPLAN / WORK APPROVAL APPLICATION18

07/02/2024340624364Open ↗

06/27/2024340624364Open ↗

01/11/2023340624364Open ↗

Showing 3 of 18 on file for this type

▸BISWORK PERMIT APPLICATION15

12/01/2023340624364Open ↗

06/29/2023340624364Open ↗

04/15/2021340624364Open ↗

Showing 3 of 15 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

10/16/2019340624364Open ↗

▸Zoning, Tax Lot & Property Records3

▸BISZONING EXHIBIT I: CERTIFICATION1

09/11/2017321578949Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

09/11/2017321578949Open ↗

▸BISZONING DIAGRAM1

09/19/2017321578949Open ↗

▸Seals & Professional Certifications26

▸DOB NOWSpecial Inspector Seal & Signature8

09/01/2026B00934152-P1Open ↗

Showing 3 of 8 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION5

11/07/2019340624364Open ↗

09/14/2017321642683Open ↗

09/11/2017321578949Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature4

08/26/2026B00934152-P1Open ↗

08/26/2026B00934152-I1Open ↗

08/13/2026B01027546-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWProgress Inspector Seal & Signature4

09/01/2026B00934152-P1Open ↗

09/01/2026B00934152-I1Open ↗

Showing 3 of 4 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT2

08/11/2018340624364Open ↗

09/14/2017321642683Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

08/11/2018340624364Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST1

09/14/2017321642683Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

08/11/2018340624364Open ↗

▸Trade Schedules & Equipment6

▸BISSCHEDULE B - PLUMBING3

06/27/2024340624364Open ↗

08/12/2019340624364Open ↗

08/11/2018340624364Open ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

09/14/2017321642683Open ↗

09/08/2017321578949Open ↗

06/02/2017321578949Open ↗

▸Safety & Tenant Protection1

▸BISSTREET TREE CHECKLIST1

09/11/2017321578949Open ↗

▸Environmental & Asbestos5

▸DOB NOWDEP ACP-5: Asbestos Assessment Report3

08/26/2026B00934152-P1Open ↗

08/26/2026B00934152-I1Open ↗

08/13/2026B01027546-I1Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

08/11/2018340624364Open ↗

09/11/2017321578949Open ↗

▸Energy Compliance6

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2

09/14/2017321642683Open ↗

09/11/2017321578949Open ↗

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2

01/19/2021340624364Open ↗

08/11/2018340624364Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

08/11/2018340624364Open ↗

▸BISENERGY CODE COMPLIANCE INSPECTIONS1

08/05/2024340624364Open ↗

▸Inspections & Test Reports9

▸BISTECHNICAL REPORT: RESPONSIBILITY2

01/19/2021340624364Open ↗

08/11/2018340624364Open ↗

▸BISFIRE-RESISTIVE RATED CONSTRUCTION1

08/05/2024340624364Open ↗

▸BISMECHANICAL SYSTEMS1

08/05/2024340624364Open ↗

▸BISSTRUCTURAL STEEL - DETAILS1

08/05/2024340624364Open ↗

▸BISSTRUCTURAL STABILITY - ALTERATIONS OF EXISTING BUILDINGS1

08/05/2024340624364Open ↗

▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1

08/05/2024340624364Open ↗

▸BISTECHNICAL REPORT: SOIL INSPECTION1

09/11/2017321578949Open ↗

▸BISMASONRY1

08/05/2024340624364Open ↗

▸Approvals, Objections & Sign-offs8

▸BISSUPERSEDING LETTER6

12/01/2023340624364Open ↗

06/29/2023340624364Open ↗

04/15/2021340624364Open ↗

Showing 3 of 6 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE2

09/08/2017321578949Open ↗

06/02/2017321578949Open ↗

▸Cost, Insurance & Ownership3

▸BISCOST AFFIDAVIT3

08/11/2018340624364Open ↗

09/14/2017321642683Open ↗

09/11/2017321578949Open ↗

▸Filing & Intake Forms12

▸BISADDITIONAL INFORMATION4

07/02/2024340624364Open ↗

02/17/2021340624364Open ↗

11/06/2019340624364Open ↗

Showing 3 of 4 on file for this type

▸BISBOROUGH INTAKE FORM4

06/29/2023340624364Open ↗

04/15/2021340624364Open ↗

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▸BISEFILING COVER SHEET3

09/14/2017321642683Open ↗

09/14/2017321578949Open ↗

06/02/2017321578949Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

08/11/2018340624364Open ↗

▸Other Documents2

▸BISSTRUCTURAL COLD-FORMED STEEL2

08/05/2024340624364Open ↗