Locations of Work

MechanicalEquipmentGeneral

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

Floor 1Lenox Hill Hospital4p · 1 filing · 3 docs

Site & exteriorLenox Hill Hospital11p · 2 filings · 6 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
3rd Avenue Blockfront	7	03/21/2026
Mautner Glick	6	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
03/30/2023	$247.6M	—	3RD AVENUE BLOCKFRONT LLC → Lenox Hill Hospital	$1,033/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
KZ Engineering	4	03/11/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Synergy Building Consultants	4	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Arsenal Scaffold	Scaffold	10	07/08/2026
Nash Electric Services	Electrical	1	03/22/2026
Nash Electric Services	Electrical	1	03/21/2026

Building Lifecycle

All (19)Filed (4)Permit Issued (7)Signed Off (3)Violation (4)Special Inspection (1)

11/16/2023

Signed off — Alteration

Installation of temporary fence on the roadway per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00129023-I1

06/20/2023

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/13/2023

Permit issued — Construction Fence

M00129023-I1-FN

03/17/2022

Permit issued — Construction Fence

M00129023-I1-FN

03/23/2021

Permit issued — Construction Fence

M00129023-I1-FN

03/25/2020

Permit issued — Construction Fence

M00129023-I1-FN

03/11/2020

Filed — Alteration

Installation of temporary fence on the roadway per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00129023-P1

03/04/2020

Signed off — Alteration

Installation of temporary sidewalk shed (shed legs are on the roadway) per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00129005-I1

03/04/2020

Signed off — Alteration

M00129060-I1

10/25/2019

Violation issued (HPD, closed)

I

04/11/2019

Permit issued — Sidewalk Shed

M00129005-I1-SH

04/11/2019

Permit issued — Construction Fence

M00129023-I1-FN

04/10/2019

Filed — Alteration

Installation of temporary fence on the roadway per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00129023-I1

04/10/2019

Filed — Alteration

Installation of temporary sidewalk shed (shed legs are on the roadway) per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00129005-I1

04/09/2019

Permit issued — Supported Scaffold

M00129060-I1-SF

04/08/2019

Filed — Alteration

M00129060-I1

02/08/2019

Special inspection requirement — Final

Karol Zdancewicz

03/19/2003

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/11/1996

Violation issued (ECB, closed)

Construction

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	03/13/2023
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	03/17/2022
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	03/23/2021
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	03/25/2020
DOB NOW	Sidewalk Shed	Signed-off	Arsenal Scaffold	04/11/2019
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	04/11/2019
DOB NOW	Supported Scaffold	Signed-off	Arsenal Scaffold	04/09/2019
BIS	EQ	ISSUED	Par Environmental	10/01/2019
BIS	—	ISSUED	Par Environmental	10/01/2019
BIS	OT	ISSUED	Par Environmental	04/09/2019
BIS	EQ	ISSUED	Par Environmental	04/09/2019
BIS	PL	ISSUED	Edgecombe Plumbing & Heating	04/28/2009
BIS	MH	ISSUED	JZB Construction Co	04/03/2009
BIS	PL	ISSUED	Best Plumbing & HVAC	11/08/2004
BIS	PL	ISSUED	Best Plumbing & HVAC	11/08/2004
BIS	PL	ISSUED	Best Plumbing & HVAC	11/14/1997
BIS	MH	ISSUED	Z. Construction	11/07/1997
BIS	EQ	ISSUED	Triple R	04/14/1995

1 project · most recent 04/03/2019

Filed	Status	Contractor	Scope
04/03/2019	Complete	Nash Electric Services	—

▾Special Inspection Requirements (DOB NOW) — 1

Date	Requirement	Inspector	Role
02/08/2019	Final	Karol Zdancewicz	progress

▾Tenants in the building

Tenant	Space	Floors	Renovation projects
Lenox Hill Hospital	Medical / Healthcare	Floor 1	Project M00129005 Alteration · LOC Issued · 04/10/2019 Project M00129023 Alteration · LOC Issued · 04/10/2019 Project M00129060 Alteration · LOC Issued · 04/08/2019

Names are taken automatically from the text of each project’s filed documents (title blocks and cover sheets) and screened to exclude owners, landlords and designers. They may be incomplete or wrong; check the filing.

▾Documents — 100 on file (BIS + DOB NOW)

▸Plans & Drawings4

▸DOB NOWPlans/Sketch - Construction Fence2

09/05/2026M00129023-I1Request digital key ↗

08/15/2026M00129023-P1Request digital key ↗

▸DOB NOWPlans/Sketch - Supported Scaffold1

09/05/2026M00129060-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/05/2026M00129005-I1Request digital key ↗

▸Applications & Permits19

▸BISPLAN / WORK APPROVAL APPLICATION10

08/10/2021101580139Open ↗

08/10/2021120077246Open ↗

08/06/2021120449826Open ↗

Showing 3 of 10 on file for this type

▸BISWORK PERMIT APPLICATION9

10/30/2019123311362Open ↗

10/02/2019123311362Open ↗

Showing 3 of 9 on file for this type

▸Seals & Professional Certifications15

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION7

02/12/2020123311362Open ↗

02/07/2020140836139Open ↗

Showing 3 of 7 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature4

09/05/2026M00129023-I1Open ↗

09/05/2026M00129023-P1Open ↗

08/13/2026M00129060-I1Open ↗

Showing 3 of 4 on file for this type

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

03/19/2019140836139Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

03/19/2019140836139Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

03/19/2019140836139Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

09/23/2026M00129060-I1Open ↗

▸Trade Schedules & Equipment8

▸BISSELF-CERT PLUMBING NOTICE3

12/06/2010120449826Open ↗

11/26/2010120449826Open ↗

05/28/2009120077246Open ↗

▸BISSCHEDULE B - PLUMBING3

10/27/2010120449826Open ↗

08/25/2010120449826Open ↗

03/26/2009120077246Open ↗

▸BISSEWER CONNECTION: DEP SD1 & SD22

10/02/2019123311362Open ↗

▸Safety & Tenant Protection3

▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1

10/29/2019123311362Open ↗

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1

10/02/2019123311362Open ↗

▸BISSRO MD ANTI-HARASSMENT CHECKLIST1

10/02/2019123311362Open ↗

▸Environmental & Asbestos11

▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)5

02/07/2020140836139Open ↗

Showing 3 of 5 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)3

02/07/2020140836139Open ↗

10/02/2019123311362Open ↗

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'2

08/24/2010120449826Open ↗

03/26/2009120077246Open ↗

▸BISRODENT CONTROL1

10/29/2019123311362Open ↗

▸Energy Compliance4

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2

02/07/2020140836139Open ↗

▸BISAS-BUILT ENERGY ANALYSIS1

02/07/2020140836139Open ↗

▸BISNYCECC ANALYSIS1

03/19/2019140836139Open ↗

▸Inspections & Test Reports1

▸BISTECHNICAL REPORT: PILE DRIVING1

02/07/2020140836139Open ↗

▸Approvals, Objections & Sign-offs10

▸BISLETTERS - SUPPORTING DOCUMENTATION4

01/14/2020123311362Open ↗

10/02/2019123311362Open ↗

Showing 3 of 4 on file for this type

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2

02/07/2020140836139Open ↗

▸BISLANDMARKS APPROVAL2

10/02/2019123311362Open ↗

▸BISADMINISTRATIVE OBJECTIONS2

08/25/2010120449826Open ↗

03/26/2009120077246Open ↗

▸Cost, Insurance & Ownership11

▸BISPROJECT-SPECIFIC GL INSURANCE5

10/02/2019123311362Open ↗

Showing 3 of 5 on file for this type

▸BISCOST AFFIDAVIT4

02/07/2020140836139Open ↗

03/19/2019140836139Open ↗

08/25/2010120449826Open ↗

Showing 3 of 4 on file for this type

▸BISAcord 25 (Acord Certificate of Liability Insurance)1

10/29/2019123311362Open ↗

▸BISHIC LICENSE OR AFFIDAVIT1

04/03/2009120077246Open ↗

▸Filing & Intake Forms10

▸BISADDITIONAL INFORMATION4

10/29/2019123311362Open ↗

05/13/2019140836139Open ↗

05/08/2019140836139Open ↗

Showing 3 of 4 on file for this type

▸BISEFILING COVER SHEET3

06/29/2017123311362Open ↗

08/25/2010120449826Open ↗

03/26/2009120077246Open ↗

▸BISBOROUGH INTAKE FORM2

02/07/2020140836139Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

03/19/2019140836139Open ↗

▸Other Documents4

▸BISCOMMUNITY BOARD NOTIFICATION2

10/29/2019123311362Open ↗

10/02/2019123311362Open ↗

▸BISDHCR DOCUMENT1

03/19/2019140836139Open ↗

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1

10/29/2019123311362Open ↗