Locations of Work

MechanicalEquipmentGeneral

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

RoofLenox Hill Hospital3p · 1 filing · 3 docs

Floor 1Lenox Hill Hospital4p · 1 filing · 3 docs

Site & exteriorLenox Hill Hospital11p · 2 filings · 8 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
Mautner Glick	6	03/21/2026
3rd Avenue Blockfront	3	03/21/2026
1337 Third Avenue	2	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
Christopher Compton	1	06/07/2019

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Synergy Building Consultants	4	03/21/2026
Christopher Compton Architect	1	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Arsenal Scaffold	Scaffold	10	07/08/2026
Par Environmental	Scaffold	2	03/21/2026

Building Lifecycle

All (20)Filed (5)Permit Issued (8)Signed Off (4)Special Inspection (3)

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.

M00129020-I1

03/13/2023

Permit issued — Construction Fence

M00129020-I1-FN

03/17/2022

Permit issued — Construction Fence

M00129020-I1-FN

03/19/2021

Permit issued — Construction Fence

M00129020-I1-FN

05/19/2020

Signed off — Alteration

M00174841-I1

03/25/2020

Permit issued — Construction Fence

M00129020-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.

M00129020-P1

03/04/2020

Signed off — Alteration

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

M00129055-I1

03/04/2020

Signed off — Alteration

M00129002-I1

06/14/2019

Permit issued — Supported Scaffold

M00174841-I1-SF

06/07/2019

Filed — Alteration

M00174841-I1

05/31/2019

Special inspection requirement — Final

CHRISTOPHER COMPTON

04/11/2019

Permit issued — Construction Fence

M00129020-I1-FN

04/11/2019

Permit issued — Sidewalk Shed

M00129002-I1-SH

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.

M00129020-I1

04/10/2019

Filed — Alteration

M00129002-I1

04/08/2019

Filed — Alteration

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

M00129055-I1

04/08/2019

Permit issued — Supported Scaffold

M00129055-I1-SF

02/08/2019

Special inspection requirement — Final

Karol Zdancewicz

02/08/2019

Special inspection requirement — Final

Karol Zdancewicz

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	03/19/2021
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	03/25/2020
DOB NOW	Supported Scaffold	Signed-off	Par Environmental	06/14/2019
DOB NOW	Construction Fence	Signed-off	Arsenal Scaffold	04/11/2019
DOB NOW	Sidewalk Shed	Signed-off	Arsenal Scaffold	04/11/2019
DOB NOW	Supported Scaffold	Signed-off	Arsenal Scaffold	04/08/2019
BIS	—	ISSUED	Par Environmental	10/02/2019
BIS	EQ	ISSUED	Par Environmental	10/02/2019
BIS	EQ	ISSUED	Par Environmental	05/21/2019
BIS	OT	ISSUED	Par Environmental	05/21/2019
BIS	PL	ISSUED	Aura Plumbing	02/14/2012
BIS	OT	ISSUED	MTG Construction	01/25/2012
BIS	PL	ISSUED	Pace Plumbing	12/18/2008
BIS	FP	ISSUED	Sentinel Fire Control	03/21/2008
BIS	PL	ISSUED	Pace Plumbing	11/21/2007
BIS	PL	ISSUED	Best Plumbing & HVAC	05/09/2005
BIS	SP	ISSUED	Best Plumbing & HVAC	03/11/2005
BIS	PL	ISSUED	Best Plumbing & HVAC	11/08/2004
BIS	SP	ISSUED	Best Plumbing & HVAC	09/02/1998
BIS	OT	ISSUED	Big Barneys Construction	08/10/1998
BIS	PL	ISSUED	Best Plumbing & HVAC	12/05/1997
BIS	FP	ISSUED	Sentinel Fire Control	11/28/1997
BIS	OT	ISSUED	Z. Construction	11/07/1997

1 project · most recent 04/03/2019

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

▾Special Inspection Requirements (DOB NOW) — 3

Date	Requirement	Inspector	Role
05/31/2019	Final	CHRISTOPHER COMPTON	progress
02/08/2019	Final	Karol Zdancewicz	progress
02/08/2019	Final	Karol Zdancewicz	progress

▾Tenants in the building

Tenant	Space	Floors	Renovation projects
Lenox Hill Hospital	Medical / Healthcare	Entire building	Project M00174841 Alteration · LOC Issued · 06/07/2019 Project M00129002 Alteration · LOC Issued · 04/10/2019 Project M00129020 Alteration · LOC Issued · 04/10/2019 Project M00129055 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 — 125 on file (BIS + DOB NOW)

▸Plans & Drawings5

▸DOB NOWPlans/Sketch - Construction Fence2

09/05/2026M00129020-I1Request digital key ↗

09/05/2026M00129020-P1Request digital key ↗

▸DOB NOWPlans/Sketch - Supported Scaffold2

09/05/2026M00129055-I1Request digital key ↗

09/05/2026M00174841-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/05/2026M00129002-I1Request digital key ↗

▸Applications & Permits19

▸BISPLAN / WORK APPROVAL APPLICATION10

07/12/2023101580941Open ↗

06/29/2023120887530Open ↗

02/14/2020140842845Open ↗

Showing 3 of 10 on file for this type

▸BISWORK PERMIT APPLICATION9

10/29/2019123311442Open ↗

10/02/2019123311442Open ↗

Showing 3 of 9 on file for this type

▸Zoning, Tax Lot & Property Records1

▸BISTAX LOT: FINAL LOT NUMBER ISSUED1

10/02/2019123311442Open ↗

▸Seals & Professional Certifications22

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION12

02/21/2020140842845Open ↗

Showing 3 of 12 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature5

08/13/2026M00129055-I1Open ↗

08/13/2026M00174841-I1Open ↗

08/13/2026M00129002-I1Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWProgress Inspector Seal & Signature3

09/02/2026M00129002-I1Open ↗

08/30/2026M00129055-I1Open ↗

08/26/2026M00174841-I1Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

04/15/2019140842845Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

04/15/2019140842845Open ↗

▸Trade Schedules & Equipment6

▸BISSELF-CERT PLUMBING NOTICE2

05/08/2012120887530Open ↗

04/10/2012120887530Open ↗

▸BISSEWER CONNECTION: DEP SD1 & SD22

10/02/2019123311442Open ↗

▸BISSCHEDULE B - PLUMBING1

11/07/2011120887530Open ↗

▸BISFA - FDNY APPROVAL : FD-FAA1

12/08/2008110103860Open ↗

▸Safety & Tenant Protection2

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1

10/02/2019123311442Open ↗

▸BISHPD: SRO MD CERTIFICATE OF NO HARASSMENT1

10/02/2019123311442Open ↗

▸Environmental & Asbestos15

▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)8

02/21/2020140842845Open ↗

Showing 3 of 8 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'3

11/07/2011120887530Open ↗

03/13/2008110103860Open ↗

03/12/2008110103860Open ↗

▸BISASBESTOS-CERTIFICATION (DEP ACP5)3

11/07/2011120887530Open ↗

10/02/2019123311442Open ↗

▸BISDEP FORM V5 - ASBESTOS VARIANCE1

05/07/2019140842845Open ↗

▸Energy Compliance8

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3

02/21/2020140842845Open ↗

02/05/2020140842845Open ↗

▸BISTECHNICAL REPORT: ENERGY2

01/26/2012120887530Open ↗

11/07/2011120887530Open ↗

▸BISAS-BUILT ENERGY ANALYSIS2

02/21/2020140842845Open ↗

02/05/2020140842845Open ↗

▸BISNYCECC ANALYSIS1

04/15/2019140842845Open ↗

▸Approvals, Objections & Sign-offs19

▸BISLETTERS - SUPPORTING DOCUMENTATION11

01/14/2020123311442Open ↗

10/29/2019123311442Open ↗

Showing 3 of 11 on file for this type

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST5

02/21/2020140842845Open ↗

02/14/2020140842845Open ↗

02/12/2020140842845Open ↗

Showing 3 of 5 on file for this type

▸BISADMINISTRATIVE OBJECTIONS2

11/07/2011120887530Open ↗

04/11/2008110103860Open ↗

▸BISLANDMARKS APPROVAL1

10/02/2019123311442Open ↗

▸Cost, Insurance & Ownership14

▸BISCOST AFFIDAVIT7

02/21/2020140842845Open ↗

02/05/2020140842845Open ↗

04/15/2019140842845Open ↗

Showing 3 of 7 on file for this type

▸BISPROJECT-SPECIFIC GL INSURANCE3

10/29/2019123311442Open ↗

10/02/2019123311442Open ↗

▸BISAcord 25 (Acord Certificate of Liability Insurance)1

10/29/2019123311442Open ↗

▸BISPROJECT SPECIFIC GENERAL LIABILITY INSURANCE1

10/29/2019123311442Open ↗

▸BISHIC LICENSE OR AFFIDAVIT1

01/26/2012120887530Open ↗

▸BISDEPT OF FINANCE VERIFICATION1

02/28/2019123311442Open ↗

▸Filing & Intake Forms11

▸BISBOROUGH INTAKE FORM5

02/21/2020140842845Open ↗

02/14/2020140842845Open ↗

02/12/2020140842845Open ↗

Showing 3 of 5 on file for this type

▸BISADDITIONAL INFORMATION3

10/29/2019123311442Open ↗

05/13/2019140842845Open ↗

03/14/2012120887530Open ↗

▸BISEFILING COVER SHEET2

06/29/2017123311442Open ↗

11/07/2011120887530Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

04/15/2019140842845Open ↗

▸Other Documents3

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2

10/29/2019123311442Open ↗

10/02/2019123311442Open ↗

▸BISCOMMUNITY BOARD NOTIFICATION1

10/02/2019123311442Open ↗