Four families

166 WEST 123 STREET

MANHATTAN · Harlem (South) · BIN 1057774

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1890Year Built

4Stories

C3Building Class

R7-2Zoning

3,360 sfGross Floor Area

4Units

Rent Stabilized1 Open Violation ▸

Four families · 1,413 sf lot · 2.38 FAR built · Flood zone X

Locations of Work

StructuralElectricalMechanicalEquipmentGeneral

Site & exterior2p · 2 filings · 7 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
JJS BUILDERS	6	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
12/11/2017	$2.4M	—	— → —	$707/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
GREEN DESIGN	2	09/26/2018

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
ATLANTIC BUILDING SUPPLY INC.	4	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
JJS BUILDERS	General Contractor	6	03/21/2026
RICHARD NEU	Electrical	1	03/22/2026

Building Lifecycle

All (39)Filed (2)Permit Issued (2)Signed Off (2)Violation (32)Special Inspection (1)

11/15/2023

Violation issued (HPD, closed)

03/16/2023

Violation issued (HPD, closed)

11/02/2022

Violation issued (HPD, closed)

02/16/2022

Violation issued (HPD, closed)

12/15/2020

Signed off — Alteration

M00080048-I1

12/15/2020

Signed off — Alteration

ALTERATION TYPE 3 - CONSTRUCTION EQUIPMENT - SCAFFOLD PROPOSED INSTALLATION OF PIPE SCAFFOLD FOR REMEDIAL REPAIRS AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

M00082963-I1

11/08/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/28/2018

Permit issued — Supported Scaffold

M00082963-I1-SF

09/27/2018

Permit issued — Sidewalk Shed

M00080048-I1-SH

09/26/2018

Filed — Alteration

M00080048-I1

09/26/2018

Filed — Alteration

ALTERATION TYPE 3 - CONSTRUCTION EQUIPMENT - SCAFFOLD PROPOSED INSTALLATION OF PIPE SCAFFOLD FOR REMEDIAL REPAIRS AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

M00082963-I1

09/17/2018

Special inspection requirement — Final

BRIAN T. O'CONNOR

10/27/2016

Violation issued (HPD, closed)

08/29/2016

Violation issued (ECB, closed)

Boilers

10/02/2015

Violation issued (HPD, closed)

03/03/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/03/2015

Violation issued (HPD, closed)

03/21/2012

Violation issued (ECB, closed)

Unknown

02/03/2012

Violation issued (ECB, closed)

Construction

02/03/2012

Violation issued (ECB, closed)

Construction

01/27/2012

Violation issued (ECB, closed)

Boilers

12/21/2011

Violation issued (ECB, closed)

Construction

03/21/2008

Violation issued (ECB, closed)

Boilers

07/25/2007

Violation issued (HPD, closed)

04/23/2007

Violation issued (ECB, closed)

Boilers

01/31/2005

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/19/2003

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/26/2002

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/27/2001

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/17/2000

Violation issued (ECB, closed)

Construction

02/07/2000

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/01/1998

Violation issued (ECB, closed)

Construction

05/04/1998

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/16/1997

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/10/1997

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

08/29/1995

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/18/1994

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/18/1993

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

01/20/1982

Violation issued (HPD, closed)

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Supported Scaffold	Signed-off	JJS BUILDERS	09/28/2018
DOB NOW	Sidewalk Shed	Signed-off	JJS BUILDERS	09/27/2018
BIS	PL	ISSUED	WYNNE PLBG & HEATING CORP	05/06/2019
BIS	SP	ISSUED	WYNNE PLBG & HEATING CORP	05/06/2019
BIS	PL	ISSUED	PLBG P & H INC	09/25/2014
BIS	PL	ISSUED	PLBG P & H INC	11/16/2012
BIS	—	ISSUED	VARDO CONSTRUCTION CORP	09/06/2012
BIS	OT	ISSUED	A & W SYSTEMS	12/09/1998

1 project · most recent 09/26/2018

Filed	Status	Contractor	Scope
09/26/2018	Complete	RICHARD NEU	—

▾Special Inspection Requirements (DOB NOW) — 1

Date	Requirement	Inspector	Role
09/17/2018	Final	BRIAN T. O'CONNOR	progress

▾Documents — 75 on file (BIS + DOB NOW)

▸Plans & Drawings2

▸DOB NOWPlans/Sketch2

09/06/2026M00082963-I1Request digital key ↗

09/06/2026M00080048-I1Request digital key ↗

▸Applications & Permits14

▸BISPLAN / WORK APPROVAL APPLICATION11

08/20/2019140812039Open ↗

08/16/2019140812039Open ↗

06/03/2019110200407Open ↗

Showing 3 of 11 on file for this type

▸BISWORK PERMIT APPLICATION3

05/06/2019140812039Open ↗

11/21/2012110200407Open ↗

▸Seals & Professional Certifications9

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3

09/17/2019140812039Open ↗

06/17/2008110200407Open ↗

▸DOB NOWDPL-1: Design Professional Seal & Signature2

08/13/2026M00080048-I1Open ↗

08/13/2026M00082963-I1Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

10/17/2018140812039Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

10/17/2018140812039Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

10/17/2018140812039Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

08/23/2026M00080048-I1Open ↗

▸Trade Schedules & Equipment11

▸BISSCHEDULE B - PLUMBING5

11/30/2018140812039Open ↗

10/17/2018140812039Open ↗

05/22/2013110200407Open ↗

Showing 3 of 5 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

08/20/2019140812039Open ↗

08/16/2019140812039Open ↗

11/14/2018140812039Open ↗

▸BISSELF-CERT PLUMBING NOTICE3

05/11/2015110200407Open ↗

03/12/2015110200407Open ↗

08/29/2013110200407Open ↗

▸Safety & Tenant Protection4

▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist2

08/13/2026M00082963-I1Open ↗

08/13/2026M00080048-I1Open ↗

▸BISSRO MD ANTI-HARASSMENT CHECKLIST1

10/17/2018140812039Open ↗

▸BISSTREET TREE SIGNOFF1

12/08/2020110200407Open ↗

▸Environmental & Asbestos2

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1

06/17/2008110200407Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

10/17/2018140812039Open ↗

▸Inspections & Test Reports5

▸BISTECHNICAL REPORT: RESPONSIBILITY3

06/02/2020110200407Open ↗

05/06/2019140812039Open ↗

10/17/2018140812039Open ↗

▸BISHYDRO FLOW TEST LETTER1

10/17/2018140812039Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

10/17/2018140812039Open ↗

▸Approvals, Objections & Sign-offs9

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST6

12/17/2020110200407Open ↗

12/08/2020110200407Open ↗

09/01/2020110200407Open ↗

Showing 3 of 6 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE1

06/17/2008110200407Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

06/17/2008110200407Open ↗

▸BISLANDMARKS APPROVAL1

10/17/2018140812039Open ↗

▸Cost, Insurance & Ownership6

▸BISCOST AFFIDAVIT5

04/03/2020140812039Open ↗

11/30/2018140812039Open ↗

11/14/2018140812039Open ↗

Showing 3 of 5 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

12/08/2020110200407Open ↗

▸Filing & Intake Forms11

▸BISADDITIONAL INFORMATION5

08/20/2019140812039Open ↗

08/16/2019140812039Open ↗

Showing 3 of 5 on file for this type

▸BISBOROUGH INTAKE FORM4

06/05/2020110200407Open ↗

04/03/2020140812039Open ↗

08/16/2019140812039Open ↗

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▸BISEFILING COVER SHEET1

06/17/2008110200407Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

10/17/2018140812039Open ↗

▸Other Documents2

▸BISPlot Diagram2

05/08/2009110200407Open ↗

06/17/2008110200407Open ↗