Walk-up cooperative

438 WEST 23 STREET

MANHATTAN · BIN 1012705

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1855Year Built

6Stories

C6Building Class

R7BZoning

7,077 sfGross Floor Area

4Units

Rent Stabilized2 Open Violations ▸

Walk-up cooperative · Owner of record: 438 W 23RD ST TENANTS CORP · 2,444 sf lot · 2.9 FAR built · Flood zone X

Locations of Work

Mechanical

Cellar1p · 1 filing · 9 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
125 AVENUE GROUP	3	07/08/2026
438 W 23RD ST TENANTS	10	03/22/2026
438 WEST 23RD ST TENANTS CORP	8	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
BAZINI ENGINEERING, P.C.	1	10/02/2019

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
GUARANTEED HOME IMPROVEME	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
BAZINI ENGINEERING, P.C.	1808	1	10/02/2019

Building Lifecycle

All (17)Filed (1)Permit Issued (1)Signed Off (1)Violation (10)Special Inspection (4)

06/30/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/20/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

12/17/2019

Signed off — Alteration

INSTALL NEW CHIMNEY AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS.

M00207675-I1

10/02/2019

Filed — Alteration

INSTALL NEW CHIMNEY AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS.

M00207675-I1

10/02/2019

Permit issued — Mechanical Systems

M00207675-I1-MS

08/08/2019

Special inspection requirement — Mechanical Systems

Joseph Bazini

08/08/2019

Special inspection requirement — Chimneys and vents

Joseph Bazini

08/08/2019

Special inspection requirement — Final

Joseph Bazini

08/08/2019

Special inspection requirement — Energy Code Compliance Inspections

Joseph Bazini

04/06/2018

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

10/26/2016

Violation issued (HPD, closed)

10/02/2015

Violation issued (HPD, closed)

02/03/2015

Violation issued (HPD, closed)

04/17/2009

Violation issued (ECB, closed)

Unknown

02/07/2000

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/16/1999

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/10/1997

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	GUARANTEED HOME IMPROVEME	10/02/2019
BIS	PL	ISSUED	NATIONWIDE MECHANICAL INC	08/23/2018
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	08/08/2018
BIS	MH	ISSUED	KILLOWEN CONSTRUCTION IN	08/08/2018
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	08/08/2018
BIS	MH	ISSUED	KILLOWEN CONSTRUCTION IN	08/14/2017
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	08/14/2017
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	08/14/2017
BIS	PL	ISSUED	NATIONWIDE MECHANICAL INC	07/17/2017
BIS	MH	ISSUED	KILLOWEN CONSTRUCTION IN	11/30/2016
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	11/30/2016
BIS	OT	ISSUED	KILLOWEN CONSTRUCTION IN	11/30/2016
BIS	SP	ISSUED	R.J.C. MECHANICAL CORP	04/27/2012
BIS	PL	ISSUED	R.J.C. MECHANICAL CORP	04/27/2012
BIS	PL	ISSUED	G.BASSOLINO PLUMBING LTD	07/29/2011
BIS	PL	ISSUED	R.J.C. MECHANICAL CORP	09/25/2008
BIS	SP	ISSUED	R.J.C. MECHANICAL CORP	08/16/2007
BIS	PL	ISSUED	R.J.C. MECHANICAL CORP	08/16/2007
BIS	OT	ISSUED	ELJIN CONSTRUC OF NEW YORK	01/26/2007
BIS	MH	ISSUED	ELJIN CONSTRUC OF NEW YORK	01/26/2007
BIS	PL	ISSUED	PP COUSIN INC	10/07/2004
BIS	MH	ISSUED	CATS PAW BUILDERS INC	08/19/2004

Nothing on file for this building.

▾Special Inspection Requirements (DOB NOW) — 4

Date	Requirement	Inspector	Role
08/08/2019	Mechanical Systems	Joseph Bazini	special
08/08/2019	Chimneys and vents	Joseph Bazini	special
08/08/2019	Final	Joseph Bazini	progress
08/08/2019	Energy Code Compliance Inspections	Joseph Bazini	progress

▾Documents — 85 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch - Mechanical Systems1

09/05/2026M00207675-I1Request digital key ↗

▸Applications & Permits21

▸BISPLAN / WORK APPROVAL APPLICATION11

05/13/2022122950299Open ↗

05/06/2022122950299Open ↗

Showing 3 of 11 on file for this type

▸BISWORK PERMIT APPLICATION9

08/09/2018122950299Open ↗

Showing 3 of 9 on file for this type

▸DOB NOWLPC Approval/Permit1

09/05/2026M00207675-I1Open ↗

▸Seals & Professional Certifications18

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION7

11/30/2016122950299Open ↗

Showing 3 of 7 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT3

11/30/2016122950299Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST2

11/30/2016122950299Open ↗

08/04/2011120775802Open ↗

▸DOB NOWProgress Inspector Seal & Signature2

08/26/2026M00207675-I1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature2

08/26/2026M00207675-I1Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

08/04/2011120775802Open ↗

▸DOB NOWDPL-1: Design Professional Seal & Signature1

09/05/2026M00207675-I1Open ↗

▸Trade Schedules & Equipment11

▸BISEQUIPMENT USE PERMITS3

06/02/2022122950299Open ↗

05/17/2022122950299Open ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

06/18/2018122950299Open ↗

11/30/2016122950299Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT2

06/02/2022122950299Open ↗

05/17/2022122950299Open ↗

▸BISSELF-CERT PLUMBING NOTICE2

09/15/2011120775802Open ↗

▸BISSCHEDULE B - PLUMBING1

08/04/2011120775802Open ↗

▸Safety & Tenant Protection2

▸BISTenant Protection Plan and Notes1

12/07/2016122950299Open ↗

▸DOB NOWTenant Protection Plan1

09/05/2026M00207675-I1Open ↗

▸Environmental & Asbestos3

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1

09/30/2009120165249Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

12/06/2016122950299Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

09/05/2026M00207675-I1Open ↗

▸Energy Compliance1

▸BISTECHNICAL REPORT: ENERGY1

08/04/2011120775802Open ↗

▸Inspections & Test Reports3

▸BISSTRUCTURAL STABILITY - EXISTING BUILDINGS1

05/17/2022122950299Open ↗

▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1

05/17/2022122950299Open ↗

▸BISMECHANICAL SYSTEMS1

05/17/2022122950299Open ↗

▸Approvals, Objections & Sign-offs7

▸BISADMINISTRATIVE OBJECTIONS2

08/04/2011120775802Open ↗

09/30/2009120165249Open ↗

▸BISLANDMARKS APPROVAL2

11/30/2016122950299Open ↗

01/27/2010120165249Open ↗

▸BISFINAL1

05/17/2022122950299Open ↗

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1

05/20/2022122950299Open ↗

▸BISLANDMARKS SIGNOFF1

05/18/2022122950299Open ↗

▸Cost, Insurance & Ownership7

▸BISCOST AFFIDAVIT5

11/30/2016122950299Open ↗

Showing 3 of 5 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

05/17/2022122950299Open ↗

▸BISHIC LICENSE OR AFFIDAVIT1

12/06/2016122950299Open ↗

▸Filing & Intake Forms9

▸BISADDITIONAL INFORMATION4

05/13/2022122950299Open ↗

06/18/2018122950299Open ↗

06/15/2018122950299Open ↗

Showing 3 of 4 on file for this type

▸BISEFILING COVER SHEET4

11/30/2016122950299Open ↗

Showing 3 of 4 on file for this type

▸BISBOROUGH INTAKE FORM1

06/18/2018122950299Open ↗

▸Other Documents2

▸BISSTRUCTURAL COLD-FORMED STEEL1

05/17/2022122950299Open ↗

▸BISSupporting Document: Fee Exempt1

11/30/2016122950299Open ↗