Over six families without stores

444 15 STREET

BROOKLYN · Windsor Terrace-South Slope · BIN 3026695

💬 Discuss this project

1906Year Built

4Stories

C1Building Class

R6BZoning

8,484 sfGross Floor Area

8Units

Rent Stabilized11 Open Violations 10 unresolved · 1 paperwork only ▸FDNY Report ↗

DOB08/31/2026V-DOB VIOLATION - ACTIVE

DOB11/14/2025VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION

ECB09/03/2025FAILURE TO DESIGNATE AND/OR HAVE A CONSTRUCTION SUPERINTENDENT PRESENT AT SITE AS REQUIRED. AT TIME OF INSPECTION 4 STORY MULTI FAMILY DWELLING OF 8 APARTMENTS DURING AN ACTIVE ALTERATION SITE OBSERVED MORE THA$10K due

HPD04/06/2023§ 27-2005 HMC: IMMEDIATELY PROVIDE A FIRE GUARD AS DIRECTED BY THE NYC DEPT. OF HOUSING PRESERVATION & DEVELOPMENT (HPD) AND/OR THE NYC DEPT. OF BUILDINGS (DOB) TO PROTECT AGAINST FIRE HAZARDS OBSERVED BY HPD AND/OR DOB. FIRE HAZARDS OBSERVED BY HPD HAVE RESULTED IN THE FOLLOWING ADDITIONAL HPD VIOLATION(S): VIOLATION 15918064 IN ORDER TO PROTECT PUBLIC SAFETY AGAINST IMMINENT FIRE HAZARDS OBSERVED, A FIRE GUARD MUST BE PROVIDED FORTHWITH FOR CONTINUOUS 24 HOUR COVERAGE, NOTWITHSTANDING THE CORRECTION AND CERTIFICATION DATES SET FORTH ABOVE (THE CORRECTION AND CERTIFICATION DATES SET FORTH ABOVE ARE APPLICABLE FOR PURPOSES OF CIVIL PENALTIES THAT MAY BE ASSESSED PURSUANT TO NYC ADMINISTRATIVE CODE § 27-2115, BUT DO NOT REFLECT THE DATE BY WHICH A FIRE GUARD MUST BE PROVIDED). A FIRE GUARD MUST BE PROVIDED IMMEDIATELY DUE TO THE EXIGENCY OF THE DANGEROUS FIRE HAZARD CONDITIONS OBSERVED. THE VIOLATION REQUIRING A FIRE GUARD TO BE PROVIDED WILL REMAIN OPEN UNTIL SUCH TIME AS THE FIRE HAZARDS RESULTING IN THE HPD VIOLATION(S) REFERENCED ABOVE AND/OR THE FIRE HAZARDS RESULTING IN RELATED DOB VIOLATION(S) HAVE BEEN DISMISSED.

HPD03/29/2023§ 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE ... IN THE ENTRANCE LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

HPD03/29/2023§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 2nd ROOM FROM EAST LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

HPD03/29/2023§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING IN THE 2nd ROOM FROM EAST LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

HPD03/29/2023§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE KITCHEN LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

HPD03/29/2023HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

HPD03/29/2023§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING IN THE KITCHEN LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM SOUTH AT WEST

ECB05/16/2007B4B-4B,10B,16,24B,32A,35,38,39,40,44,45,48A,50ABCDEFG.50A-FLUE PIPE SUPPORTED BY WOOD BAKE,50B-RELIEF VALVE NOT PIPED DOWN 50C-BURNER RESTING ON LOOSE BRICKS 50D-OIL LEAK AT BURNER 50E-EXCESSIVE SOOT IN BOILERNothing owed — awaiting certificate of correction

Over six families without stores · Owner of record: 444 15TH OWNER LLC · 2,850 sf lot · 2.98 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralMechanicalPlumbingGeneralOther

Permit Issued — active, not yet Signed-off

RoofUnder Construction4p · 1 filing · 10 docs

Floor 4Under Construction24p · 4 filings · 20 docs

Floor 3Under Construction47p · 5 filings · 20 docs

Floor 2Under Construction19p · 4 filings · 20 docs

Floor 1Under Construction42p · 5 filings · 20 docs

CellarUnder Construction23p · 3 filings · 20 docs

Site & exteriorUnder Construction22p · 2 filings · 20 docs

Filed — no permit issued20p · 1 filing · 4 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
PEAK	32	07/08/2026
444 15TH OWNER LLC	3	03/22/2026
3X4 SLOPE BK LLC	2	03/22/2026
Apex Management Group	1	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
12/29/2023	$3.0M	—	— → —	$360/sf building
02/15/2023	$2.3M	—	Private party → 3X4 SLOPE BK LLC	$271/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
JAMES CHAI ARCHITECT, P.C.	19	06/04/2026
A & T ENGINEERING, P.C.	1	03/25/2025
SA-DA ARCHITECTURE	3	06/01/2023

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
HTX BUILDING CONSULTING	16	03/21/2026
BIG ORANGE EXPEDITING	10	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
NORTHBRIDGE CONTRACTING L	General Contractor	20	07/08/2026
HARROW NY INC	General Contractor	4	04/09/2026
HP SERVICES INC	Plumbing	3	07/08/2026
TRI CITY MECHANICAL GROUP CORP	Plumbing	3	07/08/2026
NELSON & TOM MAINT INC DB	Electrical	2	03/22/2026
KATAN P & H INC	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
JAMES JH CHAI & ASSOCIATE	6481	18	06/04/2026
A & T DESIGN GROUP LLC	1088	1	03/25/2025
SA-DA ARCHITECTURE	2640	4	06/01/2023

Building Lifecycle

All (179)Filed (23)Permit Issued (23)Signed Off (1)Violation (40)Inspection (20)Objection (42)Special Inspection (30)

08/31/2026

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

08/26/2026

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

08/06/2026

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

07/16/2026

Objection resolved — Resolved

07/15/2026

Objection resolved — Addressed

07/13/2026

Objection resolved — Addressed

06/29/2026

Objection raised — Scope

06/29/2026

Objection raised — Inspections

06/29/2026

Objection raised — Other

06/05/2026

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

06/04/2026

Filed — Alteration

REPLACEMENT OF WINDOWS & EXTERIOR REPAIR WORK AT FRONT DOOR AND FENCE. NO CHANGE TO USE, EGRESS OR OCCUPANCY

B01407147-I1

06/02/2026

Inspection — Fail-Final CND-Occupancy Inspection

Fail

View inspection ↗

03/30/2026

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

03/18/2026

Inspection — Certified Gas-Gas-Piping-Roughing

Certified

View inspection ↗

03/18/2026

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

03/10/2026

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

03/04/2026

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

03/03/2026

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

03/02/2026

Permit issued — General Construction

B00835202-I1-GC

02/20/2026

Permit issued — Plumbing

B00835202-S1-PL

02/20/2026

Permit issued — Plumbing

B01077653-S1-PL

02/20/2026

Permit issued — Plumbing

B01017889-S1-PL

02/17/2026

Permit issued — Mechanical Systems

B01227437-I1-MS

02/17/2026

Inspection — Fail-Final CND-Occupancy Inspection

Fail

View inspection ↗

02/13/2026

Permit issued — General Construction

B01017889-I1-GC

02/13/2026

Permit issued — General Construction

B01077653-I1-GC

12/18/2025

Violation issued (ECB, closed)

Unknown

11/14/2025

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

11/12/2025

Permit issued — General Construction

B00835202-I1-GC

10/03/2025

Special inspection requirement — Final

JIN WOO LEE

10/03/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Joon Ho Chai

10/03/2025

Special inspection requirement — Fire-Resistance Rated Construction

Joon Ho Chai

09/29/2025

Objection raised — Admin

09/29/2025

Objection resolved — Addressed

09/24/2025

Filed — Alteration

interior renovation work to apts 1R&1L at the 1st fl and apts 3L& 3R at the 3rd fl of existing 4-story multiple dwelling units, alterations to include relocated interior partitions, new exterior stairs at rear yard, no change in use, egress, occupancy

B00835202-P6

09/05/2025

Signed off — Alteration

PROPOSE INTERIOR STRUCTURAL MODIFICATION TO REINFORCE THE EXISTING FLOOR JOISTS FROM THE 1ST FLOOR TO THE 4TH FLOOR. STRUCTURAL WORK ONLY.

B01199187-I1

09/03/2025

Violation issued (ECB, open)

Site Safety

09/03/2025

Violation issued (ECB, closed)

Construction

09/03/2025

Violation issued (ECB, closed)

Site Safety

09/02/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

09/02/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground

Certified

View inspection ↗

08/27/2025

Inspection — Certified Remove/Cap - work done in accordance with code

Certified

View inspection ↗

08/18/2025

Permit issued — General Construction

B01017889-I1-GC

08/18/2025

Permit issued — General Construction

B01077653-I1-GC

08/18/2025

Permit issued — General Construction

B00835202-I1-GC

07/25/2025

Permit issued — Mechanical Systems

B01227437-I1-MS

07/03/2025

Objection resolved — Addressed

07/01/2025

Objection raised — Cost

06/20/2025

Objection resolved — Addressed

06/04/2025

Objection resolved — Addressed

06/03/2025

Objection raised — Admin

06/03/2025

Objection raised — Scope

05/29/2025

Filed — Alteration

MECHANICAL WORK TO RENOVATE UNITS #1R, 1L, 2R, 2L, 3R, 3L, 4R, 4L &ROOF. NO CHANGE TO USE, EGRESS OR OCCUPANCY

B01227437-I1

05/16/2025

Special inspection requirement — Heating Systems

Joon Ho Chai

05/16/2025

Special inspection requirement — Mechanical Systems

Joon Ho Chai

05/16/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Joon Ho Chai

05/16/2025

Special inspection requirement — Final

JIN WOO LEE

04/04/2025

Permit issued — Structural

B01199187-I1-ST

03/25/2025

Filed — Alteration

PROPOSE INTERIOR STRUCTURAL MODIFICATION TO REINFORCE THE EXISTING FLOOR JOISTS FROM THE 1ST FLOOR TO THE 4TH FLOOR. STRUCTURAL WORK ONLY.

B01199187-I1

12/19/2024

Permit issued — Plumbing

B01017889-S1-PL

Latest 60 of 179 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Permit Issued	HARROW NY	03/02/2026
DOB NOW	Plumbing	Permit Issued	FLAVIO MECHANICAL CORP	02/20/2026
DOB NOW	Plumbing	Permit Issued	FLAVIO MECHANICAL CORP	02/20/2026
DOB NOW	Plumbing	Permit Issued	FLAVIO MECHANICAL CORP	02/20/2026
DOB NOW	Mechanical Systems	Permit Issued	HARROW NY	02/17/2026
DOB NOW	General Construction	Permit Issued	HARROW NY	02/13/2026
DOB NOW	General Construction	Permit Issued	HARROW NY	02/13/2026
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	11/12/2025
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/18/2025
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/18/2025
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/18/2025
DOB NOW	Mechanical Systems	Permit Issued	NORTHBRIDGE CONTRACTING L	07/25/2025
DOB NOW	Structural	Signed-off	NORTHBRIDGE CONTRACTING L	04/04/2025
DOB NOW	Plumbing	Permit Issued	HP SERVICES INC	12/19/2024
DOB NOW	Plumbing	Permit Issued	HP SERVICES INC	12/19/2024
DOB NOW	Plumbing	Permit Issued	HP SERVICES INC	12/19/2024
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/26/2024
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/22/2024
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	08/15/2024
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	06/17/2024
DOB NOW	Mechanical Systems	Permit Issued	NORTHBRIDGE CONTRACTING L	04/06/2023
DOB NOW	Plumbing	Signed-off	KATAN P & H INC	04/03/2023
DOB NOW	General Construction	Permit Issued	NORTHBRIDGE CONTRACTING L	03/23/2023

2 projects · most recent 05/29/2025

Heating and Air Conditioning Systems Ventilation Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
05/29/2025	Permit Issued	HARROW NY INC	Heating and Air Conditioning Systems	Heat / Cool Daikin 4MXS36RMVJUA 36,000 BTU · Heat Pump Outdoor ×8
03/28/2024	Permit Issued	NORTHBRIDGE CONTRACTING L	Heating and Air Conditioning Systems, Ventilation Systems	Heat / Cool Gree MULTI36HP230V1CO 42,500 BTU · Condensing Unit ×2 MULTI48HP230V1AO 54,500 BTU · Condensing Unit ×2

4 projects · most recent 09/24/2025

Gas Water/Sanitary

Filed	Status	Contractor	Scope
09/24/2025	Permit Issued	TRI CITY MECHANICAL GROUP	Gas, Water/Sanitary
12/10/2024	Permit Issued	TRI CITY MECHANICAL GROUP	Gas, Water/Sanitary
12/10/2024	Permit Issued	TRI CITY MECHANICAL GROUP	Gas, Water/Sanitary
06/01/2023	Signed-off	KATAN P & H INC	Gas, Water/Sanitary

2 projects · most recent 03/16/2026

General Wiring

Filed	Status	Contractor	Scope
03/16/2026	Permit Issued	E & M ELECTRICAL NY CORP	General Wiring
05/08/2025	Permit Issued	NELSON & TOM MAINT INC DB	General Wiring

▾Field Inspections (DOB CAP) — 20

Date	Type	Result	Report
08/26/2026	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
08/06/2026	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
06/05/2026	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
06/02/2026	Fail-Final CND-Occupancy Inspection	Fail	View ↗
03/30/2026	Pass-Final CND-Occupancy Inspection	Pass	View ↗
03/18/2026	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
03/18/2026	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
03/10/2026	Pass-Final CND-Occupancy Inspection	Pass	View ↗
03/04/2026	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
03/03/2026	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
02/17/2026	Fail-Final CND-Occupancy Inspection	Fail	View ↗
09/02/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
09/02/2025	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗
08/27/2025	Certified Remove/Cap - work done in accordance with code	Certified	View ↗
03/15/2024	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
03/15/2024	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
03/15/2024	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗
08/14/2023	Certified Remove/Cap - work done in accordance with code	Certified	View ↗
08/14/2023	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
06/16/2023	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 78

Date	Requirement	Inspector	Role
10/03/2025	Fire-Resistant Penetrations and Joints	Joon Ho Chai	special
10/03/2025	Final	JIN WOO LEE	progress
10/03/2025	Fire-Resistance Rated Construction	Joon Ho Chai	progress
05/16/2025	Mechanical Systems	Joon Ho Chai	special
05/16/2025	Fire-Resistant Penetrations and Joints	Joon Ho Chai	special
05/16/2025	Final	JIN WOO LEE	progress
05/16/2025	Heating Systems	Joon Ho Chai	special
12/13/2024	Energy Code Compliance Inspections	Joon Ho Chai	progress
12/13/2024	Fire-Resistant Penetrations and Joints	Joon Ho Chai	special
12/12/2024	Final	JIN WOO LEE	progress
12/12/2024	Lighting in dwelling units	Joon Ho Chai	energy_progress
12/12/2024	Interior lighting power	Joon Ho Chai	energy_progress
12/12/2024	Lighting controls	Joon Ho Chai	energy_progress
12/12/2024	Metering	Joon Ho Chai	energy_progress
12/12/2024	Energy Code Compliance Inspections	Joon Ho Chai	progress
12/12/2024	Fire-Resistance Rated Construction	Joon Ho Chai	progress
12/12/2024	Fire-Resistant Penetrations and Joints	Joon Ho Chai	special
12/09/2024	Interior lighting power	Joon Ho Chai	energy_progress
12/09/2024	Fire-Resistant Penetrations and Joints	Joon Ho Chai	special
12/09/2024	Fire-Resistance Rated Construction	Joon Ho Chai	progress
12/09/2024	Energy Code Compliance Inspections	Joon Ho Chai	progress
12/09/2024	Final	JIN WOO LEE	progress
12/09/2024	Fenestration air leakage	Joon Ho Chai	energy_progress
12/09/2024	Lighting controls	Joon Ho Chai	energy_progress
12/09/2024	Metering	Joon Ho Chai	energy_progress

Latest 25 of 78.

▾Documents — 188 on file (BIS + DOB NOW)

▸Plans & Drawings23

▸DOB NOWPlans/Sketch23

08/27/2026B00835213-I1Request digital key ↗

08/27/2026B00835213-P1Request digital key ↗

08/25/2026B00835212-I1Request digital key ↗

Showing 3 of 23 on file for this type

▸Applications & Permits22

▸DOB NOWLPC Approval/Permit21

08/25/2026B00835212-I1Open ↗

08/23/2026B01017889-S1Open ↗

08/23/2026B01017889-I1Open ↗

Showing 3 of 21 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION1

04/11/2025322120995Open ↗

▸Zoning, Tax Lot & Property Records1

▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1

04/14/2025322120995Open ↗

▸Seals & Professional Certifications84

▸DOB NOWProgress Inspector Seal & Signature36

09/23/2026B00835202-P1Open ↗

09/05/2026B00835212-I1Open ↗

Showing 3 of 36 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature25

09/23/2026B00835202-P1Open ↗

Showing 3 of 25 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature23

08/27/2026B00835213-I1Open ↗

08/27/2026B00835213-P1Open ↗

08/24/2026B00835202-S1Open ↗

Showing 3 of 23 on file for this type

▸Environmental & Asbestos23

▸DOB NOWDEP ACP-5: Asbestos Assessment Report23

08/27/2026B00835213-P1Open ↗

08/27/2026B00835213-I1Open ↗

08/25/2026B00835212-I1Open ↗

Showing 3 of 23 on file for this type

▸Approvals, Objections & Sign-offs3

▸BISLETTERS - SUPPORTING DOCUMENTATION3

04/11/2025322120995Open ↗

▸Filing & Intake Forms2

▸BISEFILING COVER SHEET1

04/11/2025322120995Open ↗

▸DOB NOWAI1 Form (from plan PDF)1

08/16/2026B00835202-P1Open ↗

▸Other Documents30

▸DOB NOWDHCR Document18

08/23/2026B01017889-I1Open ↗

08/23/2026B01017889-S1Open ↗

08/13/2026B00835202-P2Open ↗

Showing 3 of 18 on file for this type

▸DOB NOWProof of Historic Building11

08/25/2026B00835212-I1Open ↗

08/13/2026B00835212-P1Open ↗

08/13/2026B00835202-I1Open ↗

Showing 3 of 11 on file for this type

▸BISPLOT DIAGRAM1

04/11/2025322120995Open ↗