Office with commercial, 1-6 stories

419 WEST 146TH STREET

MANHATTAN · BIN 1061423

💬 Discuss this project

1890Year Built

4Stories

O5Building Class

R6AZoning

2,694 sfGross Floor Area

10Units

Rent Stabilized2 Active Violations ▸

Office with commercial, 1-6 stories · Owner of record: 419 West 146 · 1,249 sf lot · 2.16 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralMechanicalPlumbingFire Protection

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

RoofStructural and general construction work5p · 1 filing · 20 docs

Floor 4Interior and exterior renovation, cellar to 4th floor44p · 4 filings · 20 docs

Floor 3Interior and exterior renovation, cellar to 4th floor41p · 4 filings · 20 docs

Floor 2Interior and exterior renovation, cellar to 4th floor42p · 4 filings · 20 docs

Floor 1Interior and exterior renovation, cellar to 4th floor37p · 4 filings · 20 docs

CellarInterior and exterior renovation, cellar to 4th floor45p · 4 filings · 20 docs

BasementInterior and exterior renovation, cellar to 4th floor12p · 3 filings · 20 docs

Sub-BasementNew gas boiler for hot water27p · 3 filings · 20 docs

Site & exteriorNew sprinkler and plumbing system installation7p · 2 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
West 146	5	03/22/2026
Tpe Harlem Townhouses	2	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
12/29/2020	$1.0M	—	— → —	$380/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Rise Architecture	11	08/11/2023
Sung Ho Shin Architect	1	07/19/2023
CNY Engineering	4	06/09/2023
Arquitectura Varela	2	08/23/2022
Kyle Whipple	1	05/19/2021

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Jack Jaffa & Associates	30	03/21/2026
Jeon Consulting	1	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Bulls Eye Contractor	General Contractor	5	07/08/2026
Northbridge Contracting	General Contractor	5	07/08/2026
Katan P & H	Plumbing	4	07/08/2026
Northbridge Contracting	Scaffold	3	03/21/2026
A + Sprinkler	Fire Protection	1	07/08/2026
Jeff Akerman	Electrical	1	03/21/2026
Mo Contracting	Fire Protection	1	07/08/2026
Milazzo Design and Exp	Electrical	1	03/21/2026
Nelson & Tom Maintenance Inc DB	Electrical	1	03/22/2026
A Plus Plumbing	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
HPL Engineering	5613	11	08/11/2023
Chong Engineering	7411	4	06/09/2023
Butterfield & O'Connor	4189	2	08/23/2022

Building Lifecycle

All (174)Filed (19)Permit Issued (14)Signed Off (7)Violation (42)Inspection (10)Objection (52)Special Inspection (30)

11/17/2025

Violation issued (HPD, closed)

11/22/2024

Violation issued (HPD, closed)

04/02/2024

Violation issued (HPD, closed)

11/15/2023

Violation issued (HPD, closed)

10/12/2023

Permit issued — General Construction

M00478521-I1-GC

09/19/2023

Signed off — Alteration

INSTALL NEW SPRINKLER SYSTEM AND PLUMBING SYSTEM FOR WATER SERVICE FOR 4-STORY BUILDINGS IN CONJUNCTION WITH A1 JOB#M00478521.NO CHANGE IN USE,EGRESS AND OCCUPANCY.

M00614447-I1

09/12/2023

Signed off — Alteration

M00905461-I1

09/06/2023

Permit issued — Supported Scaffold

M00905461-I1-SF

09/05/2023

Signed off — Alteration

BOILER FILING IN CONJUNCTION WITH PLUMBING JOB#M00486452

M00486452-I1

08/31/2023

Signed off — Alteration

BOILER FILING IN CONJUNCTION WITH PLUMBING JOB#M00486452

M00486452-S1

08/25/2023

Special inspection requirement — Air barrier - visual inspection

Fran Huang

08/25/2023

Special inspection requirement — Fenestration air leakage

Fran Huang

08/25/2023

Special inspection requirement — Structural Stability – Alterations of existing buildings

Fran Huang

08/25/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Fran Huang

08/25/2023

Special inspection requirement — Energy Code Compliance Inspections

Fran Huang

08/25/2023

Special inspection requirement — Fire-Resistance Rated Construction

Fran Huang

08/25/2023

Special inspection requirement — Insulation placement and R values

Fran Huang

08/25/2023

Special inspection requirement — Fenestration areas

Fran Huang

08/25/2023

Special inspection requirement — Fenestration and door U-factor and product ratings

Fran Huang

08/25/2023

Special inspection requirement — Electrical motors and elevators

Fran Huang

08/25/2023

Special inspection requirement — Lighting in dwelling units

Fran Huang

08/25/2023

Special inspection requirement — Metering

Fran Huang

08/11/2023

Filed — Alteration CO

INTERIOR AND EXTERIOR RENOVATION THROUGHOUT IN AN EXISTING CELLAR, BASEMENT AND 1ST -4TH FLOOR BUILDING

M00478521-P4

08/08/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Fran Huang

08/08/2023

Special inspection requirement — Structural Stability – Alterations of existing buildings

Fran Huang

08/08/2023

Special inspection requirement — Energy Code Compliance Inspections

Fran Huang

08/08/2023

Special inspection requirement — Fire-Resistance Rated Construction

Fran Huang

08/08/2023

Special inspection requirement — Insulation placement and R values

Fran Huang

08/08/2023

Special inspection requirement — Metering

Fran Huang

08/08/2023

Special inspection requirement — Fenestration areas

Fran Huang

08/08/2023

Special inspection requirement — Electrical motors and elevators

Fran Huang

08/08/2023

Special inspection requirement — Lighting in dwelling units

Fran Huang

08/08/2023

Special inspection requirement — Air barrier - visual inspection

Fran Huang

08/08/2023

Special inspection requirement — Fenestration air leakage

Fran Huang

08/08/2023

Special inspection requirement — Fenestration and door U-factor and product ratings

Fran Huang

08/02/2023

Inspection — Pass-Final Boiler Equipment Inspection

Pass

View inspection ↗

07/24/2023

Permit issued — Boiler Equipment

M00486452-S1-BE

07/19/2023

Filed — Alteration

M00905461-I1

06/28/2023

Objection resolved — Addressed

06/27/2023

Filed — Alteration

BOILER FILING IN CONJUNCTION WITH PLUMBING JOB#M00486452

M00486452-S1

06/27/2023

Objection raised — Scope

06/14/2023

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

06/09/2023

Filed — Alteration

INSTALL NEW SPRINKLER SYSTEM AND PLUMBING SYSTEM FOR WATER SERVICE FOR 4-STORY BUILDINGS IN CONJUNCTION WITH A1 JOB#M00478521.NO CHANGE IN USE,EGRESS AND OCCUPANCY.

M00614447-P4

06/08/2023

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

Pass

View inspection ↗

06/07/2023

Special inspection requirement — Sprinkler Systems

Tae Chong

06/07/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Tae Chong

06/06/2023

Objection resolved — Addressed

06/06/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Fran Huang

06/01/2023

Objection raised — Scope

06/01/2023

Objection resolved — Addressed

05/31/2023

Signed off — Alteration

STRUCTURAL WORK IN CONJUCTION WITH GENERAL CONSTRUCTION WORK DOB NOW JOB #M00478521

M00478302-S1

05/25/2023

Signed off — Alteration

MINOR CRACK REPAIRS AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY WITH THIS APPLICATION.

M00789491-I1

05/25/2023

Objection resolved — Addressed

05/24/2023

Filed — Alteration

INSTALL NEW SPRINKLER SYSTEM AND PLUMBING SYSTEM FOR WATER SERVICE FOR 4-STORY BUILDINGS IN CONJUNCTION WITH A1 JOB#M00478521.NO CHANGE IN USE,EGRESS AND OCCUPANCY.

M00614447-P3

05/22/2023

Filed — Alteration

BOILER FILING IN CONJUNCTION WITH PLUMBING JOB#M00486452

M00486452-P2

05/22/2023

Objection raised — Scope

05/18/2023

Filed — Alteration

STRUCTURAL WORK IN CONJUCTION WITH GENERAL CONSTRUCTION WORK DOB NOW JOB #M00478521

M00478302-P1

05/12/2023

Objection resolved — Addressed

05/12/2023

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

Fran Huang

05/12/2023

Special inspection requirement — Final

Fran Huang

Latest 60 of 174 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Permit Issued	Northbridge Contracting	10/12/2023
DOB NOW	Supported Scaffold	Signed-off	Northbridge Contracting	09/06/2023
DOB NOW	Boiler Equipment	Signed-off	Katan P & H	07/24/2023
DOB NOW	Sprinklers	Signed-off	A + Sprinkler	03/15/2023
DOB NOW	Plumbing	Signed-off	Katan P & H	02/13/2023
DOB NOW	Plumbing	Signed-off	Katan P & H	01/31/2023
DOB NOW	General Construction	Signed-off	Bulls Eye Contractor	08/19/2022
DOB NOW	Mechanical Systems	Signed-off	Northbridge Contracting	02/01/2022
DOB NOW	Plumbing	Signed-off	A Plus Plumbing	01/07/2022
DOB NOW	General Construction	Permit Issued	Northbridge Contracting	01/07/2022
DOB NOW	Sprinklers	Signed-off	Mo Contracting	01/05/2022
DOB NOW	General Construction	Permit Issued	Bulls Eye Contractor	09/22/2021
DOB NOW	Plumbing	Signed-off	Katan P & H	06/02/2021
DOB NOW	Structural	Signed-off	Bulls Eye Contractor	03/31/2021
BIS	EQ	ISSUED	King Construction GP	12/14/2016
BIS	EQ	ISSUED	Fullerton Xu Construction	09/23/2015
BIS	OT	ISSUED	Manhattan North Building	08/01/2007
BIS	EQ	ISSUED	Manhattan North Building	08/01/2007

1 project · most recent 11/11/2022

General Wiring

Filed	Status	Contractor	Scope
11/11/2022	Complete	Nelson & Tom Maintenance Inc DB	General Wiring

1 project · most recent 08/23/2022

Scaffold

Filed	Status	Contractor	Scope
08/23/2022	—	—	Scaffold

▾Field Inspections (DOB CAP) — 10

Date	Type	Result	Report
08/02/2023	Pass-Final Boiler Equipment Inspection	Pass	View ↗
06/14/2023	Pass-Final CND-Occupancy Inspection	Pass	View ↗
06/08/2023	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
04/24/2023	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
04/18/2023	Pass-Final CND-Occupancy Inspection	Pass	View ↗
03/10/2023	Fail-Final CND-Occupancy Inspection	Fail	View ↗
03/09/2023	Fail-Final PL - Up to 3 Requested Floors	Fail	View ↗
03/07/2023	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
11/22/2022	Fail-Final CND-Occupancy Inspection	Fail	View ↗
01/14/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 54

Date	Requirement	Inspector	Role
08/25/2023	Air barrier - visual inspection	Fran Huang	energy_progress
08/25/2023	Fenestration air leakage	Fran Huang	energy_progress
08/25/2023	Structural Stability – Alterations of existing buildings	Fran Huang	special
08/25/2023	Fire-Resistant Penetrations and Joints	Fran Huang	special
08/25/2023	Energy Code Compliance Inspections	Fran Huang	progress
08/25/2023	Fire-Resistance Rated Construction	Fran Huang	progress
08/25/2023	Insulation placement and R values	Fran Huang	energy_progress
08/25/2023	Fenestration areas	Fran Huang	energy_progress
08/25/2023	Fenestration and door U-factor and product ratings	Fran Huang	energy_progress
08/25/2023	Electrical motors and elevators	Fran Huang	energy_progress
08/25/2023	Lighting in dwelling units	Fran Huang	energy_progress
08/25/2023	Metering	Fran Huang	energy_progress
08/08/2023	Fire-Resistant Penetrations and Joints	Fran Huang	special
08/08/2023	Structural Stability – Alterations of existing buildings	Fran Huang	special
08/08/2023	Energy Code Compliance Inspections	Fran Huang	progress
08/08/2023	Fire-Resistance Rated Construction	Fran Huang	progress
08/08/2023	Insulation placement and R values	Fran Huang	energy_progress
08/08/2023	Metering	Fran Huang	energy_progress
08/08/2023	Fenestration areas	Fran Huang	energy_progress
08/08/2023	Electrical motors and elevators	Fran Huang	energy_progress
08/08/2023	Lighting in dwelling units	Fran Huang	energy_progress
08/08/2023	Air barrier - visual inspection	Fran Huang	energy_progress
08/08/2023	Fenestration air leakage	Fran Huang	energy_progress
08/08/2023	Fenestration and door U-factor and product ratings	Fran Huang	energy_progress
06/07/2023	Sprinkler Systems	Tae Chong	special

Latest 25 of 54.

▾Documents — 159 on file (BIS + DOB NOW)

▸Plans & Drawings19

▸DOB NOWPlans/Sketch19

09/04/2026M00478302-P1Request digital key ↗

09/04/2026M00478302-S1Request digital key ↗

09/03/2026M00506558-I1Request digital key ↗

Showing 3 of 19 on file for this type

▸Applications & Permits26

▸DOB NOWLPC Approval/Permit16

09/04/2026M00478302-P1Open ↗

09/04/2026M00478302-S1Open ↗

09/03/2026M00614447-P3Open ↗

Showing 3 of 16 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION8

08/10/2023104784039Open ↗

08/04/2023120955653Open ↗

08/18/2021120955653Open ↗

Showing 3 of 8 on file for this type

▸BISWORK PERMIT APPLICATION2

12/22/2016120955653Open ↗

10/08/2015120955653Open ↗

▸Zoning, Tax Lot & Property Records1

▸BISZONING DIAGRAM1

10/02/2012120955653Open ↗

▸Seals & Professional Certifications73

▸DOB NOWProgress Inspector Seal & Signature36

09/01/2026M00478521-P4Open ↗

Showing 3 of 36 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature17

09/04/2026M00478302-I1Open ↗

09/04/2026M00478302-S1Open ↗

09/04/2026M00478302-P1Open ↗

Showing 3 of 17 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature17

09/02/2026M00614447-P4Open ↗

09/01/2026M00478521-P4Open ↗

Showing 3 of 17 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3

10/08/2015120955653Open ↗

09/09/2015120955653Open ↗

01/24/2012120955653Open ↗

▸Trade Schedules & Equipment1

▸BISSCHEDULE B - PLUMBING1

01/24/2012120955653Open ↗

▸Safety & Tenant Protection6

▸DOB NOWStreet Tree Checklist4

09/02/2026M00478521-P4Open ↗

08/15/2026M00478521-P2Open ↗

08/14/2026M00478521-I1Open ↗

Showing 3 of 4 on file for this type

▸BISSTREET TREE CHECKLIST1

01/24/2012120955653Open ↗

▸BISST-1 Street Tree Checklist1

10/18/2012120955653Open ↗

▸Environmental & Asbestos17

▸DOB NOWDEP ACP-5: Asbestos Assessment Report16

09/04/2026M00478302-S1Open ↗

09/04/2026M00478302-P1Open ↗

09/03/2026M00614447-P1Open ↗

Showing 3 of 16 on file for this type

▸BISDEP ASBESTOS PROJECT COMPLETION FORM1

10/08/2015120955653Open ↗

▸Energy Compliance3

▸DOB NOWEN2: As Built Energy Analysis.2

09/04/2026M00478302-S1Open ↗

08/14/2026M00478521-I1Open ↗

▸BISTECHNICAL REPORT: ENERGY1

01/24/2012120955653Open ↗

▸Inspections & Test Reports1

▸BISTECHNICAL REPORT: SOIL INSPECTION1

09/09/2015120955653Open ↗

▸Approvals, Objections & Sign-offs4

▸BISSCHEDULE A - OCCUPANCY - USE2

04/19/2012120955653Open ↗

01/24/2012120955653Open ↗

▸BISLANDMARKS APPROVAL1

10/02/2012120955653Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

01/24/2012120955653Open ↗

▸Cost, Insurance & Ownership1

▸BISCOST AFFIDAVIT1

01/24/2012120955653Open ↗

▸Filing & Intake Forms3

▸BISEFILING COVER SHEET2

09/07/2012120955653Open ↗

01/24/2012120955653Open ↗

▸BISADDITIONAL INFORMATION1

09/09/2015120955653Open ↗

▸Other Documents4

▸BISPlot Diagram2

08/27/2012120955653Open ↗

01/24/2012120955653Open ↗

▸DOB NOWHPD4: CONH Pilot Program2

08/15/2026M00614447-I1Open ↗

08/13/2026M00486452-S1Open ↗