Walk-up cooperative

446 WEST 23 STREET

MANHATTAN · BIN 1012709

💬 Discuss this project

1857Year Built

5Stories

C6Building Class

R7BZoning

7,280 sfGross Floor Area

5Units

Rent Stabilized0 Open Violations

Walk-up cooperative · Owner of record: 446 WEST 23RD STREET TENANTS CORPORATION · 2,469 sf lot · 2.95 FAR built · Flood zone X

Locations of Work

ArchitectureElectricalMechanical

Floor 54p · 1 filing · 20 docs

Floor 4

Floor 3

Floor 2

Floor 1

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
446 WEST 23 ST TENANT'S CORP.	11	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
WORKSMITH ARCHITECTS LLC	4	12/02/2025

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
JENNY FLORES EXPEDITING	4	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
RZ PROJECT MANAGEMENT COR	General Contractor	2	04/09/2026
PIPESTYLISTS, INC	Plumbing	2	07/08/2026
MOLLER, GEORGE	Electrical	1	03/21/2026
NYC IRONWORKERS LOCAL 40	Electrical	1	03/21/2026
ON GUK TSE	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
ALNOUR CONSULTING ENGINEE	607	2	12/02/2025

Building Lifecycle

All (34)Filed (4)Permit Issued (4)Signed Off (3)Violation (8)Inspection (4)Objection (6)Special Inspection (5)

04/10/2026

Signed off — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-I1

04/10/2026

Signed off — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-S1

02/26/2026

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/19/2026

Signed off — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-S2

02/12/2026

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

Certified

View inspection ↗

02/12/2026

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

Pass

View inspection ↗

02/04/2026

Inspection — No Access-Final PL - Up to 3 Requested Floors

No Access

View inspection ↗

12/04/2025

Special inspection requirement — Mechanical Systems

Nouredine Benabdelhak

12/04/2025

Special inspection requirement — Final

David Smith

12/02/2025

Filed — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-P1

11/19/2025

Special inspection requirement — Mechanical Systems

Nouredine Benabdelhak

11/19/2025

Special inspection requirement — Final

David Smith

09/04/2025

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

Certified

View inspection ↗

06/05/2025

Permit issued — Plumbing

M01212790-S1-PL

05/29/2025

Permit issued — Mechanical Systems

M01212790-S2-MS

05/20/2025

Permit issued — General Construction

M01212790-I1-GC

05/20/2025

Permit issued — Plumbing

M01212790-S1-PL

05/07/2025

Objection resolved — Addressed

05/07/2025

Objection resolved — Addressed

05/07/2025

Objection resolved — Addressed

05/02/2025

Objection raised — Scope

05/02/2025

Objection raised — Scope

05/02/2025

Objection raised — Scope

04/23/2025

Filed — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-I1

04/23/2025

Filed — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-S1

04/23/2025

Filed — Alteration

HEREBY FILING FOR THE INTERIOR RENOVAITNO OF UNIT #4. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01212790-S2

04/23/2025

Special inspection requirement — Final

David Smith

03/15/2023

Violation issued (HPD, closed)

02/16/2022

Violation issued (HPD, closed)

02/16/2022

Violation issued (HPD, closed)

04/01/2021

Violation issued (HPD, closed)

10/26/2016

Violation issued (HPD, closed)

04/17/2009

Violation issued (ECB, closed)

Unknown

08/29/1995

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	T & T PLUMBING INC	06/05/2025
DOB NOW	Mechanical Systems	Signed-off	RZ PROJECT MANAGEMENT COR	05/29/2025
DOB NOW	General Construction	Signed-off	RZ PROJECT MANAGEMENT COR	05/20/2025
DOB NOW	Plumbing	Signed-off	T & T PLUMBING INC	05/20/2025
BIS	EQ	ISSUED	LHOTSE CORP	07/31/2012
BIS	OT	ISSUED	LHOTSE CORP	07/31/2012
BIS	EQ	ISSUED	LHOTSE CORP	04/04/2012
BIS	OT	ISSUED	LHOTSE CORP	01/24/2012
BIS	BL	ISSUED	ECONOMY PLG. & HTNG.	10/28/1994
BIS	PL	ISSUED	ECONOMY PLG. & HTNG.	10/28/1994

1 project · most recent 06/11/2026

General Wiring

Filed	Status	Contractor	Scope
06/11/2026	Complete	HI-RITE ELECTRIC CORP	General Wiring

▾Field Inspections (DOB CAP) — 4

Date	Type	Result	Report
02/12/2026	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
02/12/2026	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
02/04/2026	No Access-Final PL - Up to 3 Requested Floors	No Access	View ↗
09/04/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 5

Date	Requirement	Inspector	Role
12/04/2025	Mechanical Systems	Nouredine Benabdelhak	special
12/04/2025	Final	David Smith	progress
11/19/2025	Mechanical Systems	Nouredine Benabdelhak	special
11/19/2025	Final	David Smith	progress
04/23/2025	Final	David Smith	progress

▾Documents — 62 on file (BIS + DOB NOW)

▸Plans & Drawings4

▸DOB NOWPlans/Sketch4

08/20/2026M01212790-S1Request digital key ↗

08/20/2026M01212790-I1Request digital key ↗

08/20/2026M01212790-S2Request digital key ↗

Showing 3 of 4 on file for this type

▸Applications & Permits14

▸BISWORK PERMIT APPLICATION5

08/06/2012121030455Open ↗

08/06/2012120879674Open ↗

04/06/2012121030455Open ↗

Showing 3 of 5 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION5

04/06/2012121030455Open ↗

11/02/2011120879674Open ↗

04/22/2009120016561Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWLPC Approval/Permit4

08/13/2026M01212790-S1Open ↗

08/13/2026M01212790-I1Open ↗

08/13/2026M01212790-P1Open ↗

Showing 3 of 4 on file for this type

▸Seals & Professional Certifications19

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION8

05/07/2012120879674Open ↗

04/24/2012120879674Open ↗

04/18/2012120879674Open ↗

Showing 3 of 8 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature4

08/20/2026M01212790-S2Open ↗

08/20/2026M01212790-S1Open ↗

08/20/2026M01212790-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWProgress Inspector Seal & Signature3

08/28/2026M01212790-I1Open ↗

08/27/2026M01212790-S2Open ↗

08/27/2026M01212790-P1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature2

08/27/2026M01212790-S2Open ↗

08/27/2026M01212790-P1Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST1

04/06/2012121030455Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

04/06/2012121030455Open ↗

▸Environmental & Asbestos9

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'5

04/06/2012121030455Open ↗

05/19/2008110172189Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report4

08/20/2026M01212790-S1Open ↗

08/20/2026M01212790-I1Open ↗

08/20/2026M01212790-P1Open ↗

Showing 3 of 4 on file for this type

▸Approvals, Objections & Sign-offs7

▸BISADMINISTRATIVE OBJECTIONS4

04/06/2012121030455Open ↗

11/02/2011120879674Open ↗

04/22/2009120016561Open ↗

Showing 3 of 4 on file for this type

▸BISLANDMARKS APPROVAL3

04/06/2012121030455Open ↗

01/19/2012120879674Open ↗

10/03/2009120016561Open ↗

▸Cost, Insurance & Ownership4

▸BISCOST AFFIDAVIT4

04/06/2012121030455Open ↗

11/02/2011120879674Open ↗

11/18/2009120016561Open ↗

Showing 3 of 4 on file for this type

▸Filing & Intake Forms4

▸BISEFILING COVER SHEET3

04/06/2012121030455Open ↗

11/02/2011120879674Open ↗

05/19/2008110172189Open ↗

▸BISeFiling Job Application Cover Sheet1

04/22/2009120016561Open ↗

▸Other Documents1

▸BISPlot Diagram1

05/19/2008110172189Open ↗