Condo, residential unit in elevator building

Inkwell Condominium

520 WEST 45TH STREET · BIN 1089441

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1905Year Built

5Stories

R4Building Class

R8Zoning

24,851 sfGross Floor Area

18Units

LL97 CoveredRent Stabilized0 Active ViolationsFDNY Report ↗

Condo, residential unit in elevator building · 7,213 sf lot · 3.45 FAR built · Flood zone X

Locations of Work

ArchitectureMechanical

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

RoofCellar floor demo and vent installation1 filing · 8 docs

Floor 5Cellar floor demo and vent installation1 filing · 8 docs

Floor 4Cellar floor demo and vent installation1 filing · 8 docs

Floor 3Cellar floor demo and vent installation1 filing · 8 docs

Floor 2Cellar floor demo and vent installation1 filing · 8 docs

Floor 1Cellar floor demo and vent installation1 filing · 8 docs

CellarCellar floor demo and vent installation1p · 2 filings · 12 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
520 West 45th St Owner	23	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
New York & Company	1	01/26/2026
IP Professional Engineering	1	04/14/2025

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
New York & Company	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Dennison Electric	Electrical	1	03/22/2026
Guaranteed Home Improveme	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
New York Engineering Associates	851	1	01/26/2026

Building Lifecycle

All (21)Filed (2)Permit Issued (1)Signed Off (1)Violation (11)Objection (2)Special Inspection (4)

05/01/2026

Signed off — Alteration

REPLACE SPECIAL GAS VENT FROM EXISTING WATER HEATERS TO ROOF.

M01320066-I1

03/20/2026

Permit issued — General Construction

M01320066-I1-GC

01/26/2026

Filed — Alteration

REPLACE SPECIAL GAS VENT FROM EXISTING WATER HEATERS TO ROOF.

M01320066-I1

11/17/2025

Special inspection requirement — Chimneys and vents

LOUIS ARENA

11/17/2025

Special inspection requirement — Tenant Protection Plan Compliance

LOUIS ARENA

11/17/2025

Special inspection requirement — Final

LOUIS ARENA

04/23/2025

Objection resolved — Addressed

04/22/2025

Objection raised — Admin

04/14/2025

Filed — Alteration

Installation of Filtration System and replacement of Domestic Water Booster Pump. No change in egress or use proposed under this scope of work.

M01200296-I1

03/25/2025

Special inspection requirement — Tenant Protection Plan Compliance

05/02/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/05/2018

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

12/01/2016

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/09/2016

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

12/07/2015

Violation issued (ECB, closed)

Construction

12/07/2015

Violation issued (ECB, closed)

Construction

06/18/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

06/18/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

06/18/2015

Violation issued (DOB, closed)

V-DOB VIOLATION - ACTIVE

06/18/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

06/18/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Signed-off	Guaranteed Home Improveme	03/20/2026
BIS	OT	ISSUED	Easco Boiler	07/28/2017
BIS	—	ISSUED	Legacy Builders/Developers	06/28/2017
BIS	EQ	ISSUED	Legacy Builders/Developers	06/28/2017
BIS	OT	ISSUED	Legacy Builders/Developers	11/23/2016
BIS	SD	ISSUED	Accurate Mechanical	10/12/2016
BIS	EQ	ISSUED	Precision Hoist & Scaffo*	07/25/2016
BIS	—	ISSUED	Legacy Builders/Developers	06/29/2016
BIS	OT	ISSUED	Legacy Builders/Developers	06/29/2016
BIS	PL	ISSUED	Aws Mechanical II	06/02/2016
BIS	EQ	ISSUED	Precision Hoist & Scaffo*	06/02/2016
BIS	SD	ISSUED	Accurate Mechanical	06/02/2016
BIS	EQ	ISSUED	Legacy Builders/Developers	03/18/2016
BIS	EQ	ISSUED	Spring Scaffolding	01/20/2016
BIS	EQ	ISSUED	Precision Hoist & Scaffo*	07/10/2015
BIS	OT	ISSUED	Legacy Builders/Developers	07/01/2015
BIS	—	ISSUED	Legacy Builders/Developers	07/01/2015
BIS	EQ	ISSUED	Precision Hoist & Scaffo*	06/30/2015
BIS	OT	ISSUED	Legacy Builders/Developers	06/15/2015
BIS	SD	ISSUED	Accurate Mechanical	06/04/2015
BIS	OT	ISSUED	Legacy Builders/Developers	05/19/2015
BIS	PL	ISSUED	Aws Mechanical II	04/09/2015
BIS	—	ISSUED	Legacy Builders/Developers	03/30/2015
BIS	EQ	ISSUED	Legacy Builders/Developers	03/30/2015

1 project · most recent 04/14/2025

Water/Sanitary

Filed	Status	Contractor	Scope
04/14/2025	—	—	Water/Sanitary

2 projects · most recent 02/26/2025

Filed	Status	Contractor	Scope
02/26/2025	Complete	Emelec Electric	—
01/25/2019	Complete	Dennison Electric	—

▾Special Inspection Requirements (DOB NOW) — 4

Date	Requirement	Inspector	Role
11/17/2025	Chimneys and vents	LOUIS ARENA	special
11/17/2025	Tenant Protection Plan Compliance	LOUIS ARENA	special
11/17/2025	Final	LOUIS ARENA	progress
03/25/2025	Tenant Protection Plan Compliance	—	special

▾Documents — 259 on file (BIS + DOB NOW)

▸Plans & Drawings2

▸DOB NOWPlans/Sketch2

08/24/2026M01200296-I1Request digital key ↗

08/19/2026M01320066-I1Request digital key ↗

▸Applications & Permits53

▸BISPLAN / WORK APPROVAL APPLICATION32

07/19/2017140669462Open ↗

06/07/2017121288418Open ↗

05/24/2017121186545Open ↗

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▸BISWORK PERMIT APPLICATION18

07/28/2017140669462Open ↗

07/19/2017140669462Open ↗

12/02/2016122343892Open ↗

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▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

On file, but not among the 200 most recently loaded documents for this source.

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▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1

09/16/2016121186545Open ↗

▸DOB NOWHPD Certification Letter or CPC Special Permit1

08/13/2026M01320066-I1Open ↗

▸Seals & Professional Certifications56

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION32

01/19/2018140669462Open ↗

05/12/2017121186545Open ↗

03/22/2017121186545Open ↗

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▸BISPROFESSIONAL CERTIFICATION STATEMENT7

07/19/2017140669462Open ↗

01/29/2016122664688Open ↗

07/01/2015140369438Open ↗

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▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY4

07/19/2017140669462Open ↗

07/01/2015140369438Open ↗

06/29/2015140368242Open ↗

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▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION4

07/19/2017140669462Open ↗

07/01/2015140369438Open ↗

06/29/2015140368242Open ↗

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▸BISPROFESSIONAL CERTIFIED CHECKLIST3

01/29/2016122664688Open ↗

04/09/2015122343892Open ↗

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▸DOB NOWDPL-1: Design Professional Seal & Signature2

08/19/2026M01320066-I1Open ↗

08/13/2026M01200296-I1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature2

08/23/2026M01320066-I1Open ↗

▸BISAPPLICANT OWNER SIGNATURE1

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWProgress Inspector Seal & Signature1

08/23/2026M01320066-I1Open ↗

▸Trade Schedules & Equipment34

▸BISEQUIPMENT USE PERMITS14

04/06/2017121186545Open ↗

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▸BISEQUIPMENT USE APPLICATION/PERMIT12

04/06/2017121186545Open ↗

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▸BISSCHEDULE B - PLUMBING4

02/07/2017121186545Open ↗

12/12/2016121186545Open ↗

10/27/2016140218672Open ↗

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▸BISFIRE PROTECTION PLAN(FPP): FDNY APPROVAL1

07/26/2016122654813Open ↗

▸BISFA - FDNY APPROVAL : FD-FAA1

03/22/2017122152687Open ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1

On file, but not among the 200 most recently loaded documents for this source.

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▸BISSELF-CERT PLUMBING NOTICE1

12/22/2015121186545Open ↗

▸Safety & Tenant Protection11

▸BISSTREET TREE CHECKLIST3

05/01/2017121186545Open ↗

04/25/2017121186545Open ↗

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▸BISANTI-HARASSMENT CHECKLIST: CLINTON3

02/01/2016122654813Open ↗

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▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist2

08/13/2026M01200296-I1Open ↗

08/13/2026M01320066-I1Open ↗

▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1

On file, but not among the 200 most recently loaded documents for this source.

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▸BISTENANT PROTECTION PLAN AND NOTES1

07/19/2017140669462Open ↗

▸DOB NOWCertificate of No Harassment1

08/13/2026M01320066-I1Open ↗

▸Environmental & Asbestos7

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

07/19/2017140669462Open ↗

06/29/2015140368242Open ↗

▸BISDEP ASBESTOS PROJECT COMPLETION FORM2

05/14/2015140344688Open ↗

04/06/2015121186545Open ↗

▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)2

06/11/2015140218672Open ↗

05/14/2015140344688Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

08/13/2026M01200296-I1Open ↗

▸Energy Compliance15

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS8

01/19/2018140669462Open ↗

03/22/2017121186545Open ↗

02/28/2017121186545Open ↗

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▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3

07/19/2017140669462Open ↗

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▸BISAS-BUILT ENERGY ANALYSIS2

01/19/2018140669462Open ↗

02/28/2017121186545Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

07/19/2017140669462Open ↗

▸BISELECTRICAL APPLICATION FOR SIDEWALK SHED LIGHTING1

07/01/2015140369438Open ↗

▸Inspections & Test Reports11

▸BISTECHNICAL REPORT: RESPONSIBILITY9

07/19/2017140669462Open ↗

08/15/2016121186545Open ↗

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▸BISHYDRAULIC FLOW CALCULATIONS1

On file, but not among the 200 most recently loaded documents for this source.

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▸BISTECHNICAL REPORT: PILE DRIVING1

01/27/2017121186545Open ↗

▸Approvals, Objections & Sign-offs23

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST15

02/20/2018121186545Open ↗

01/19/2018140669462Open ↗

12/06/2017121186545Open ↗

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▸BISSCHEDULE A - OCCUPANCY / USE4

05/24/2017121186545Open ↗

05/02/2017121186545Open ↗

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▸BISLETTERS - SUPPORTING DOCUMENTATION3

01/19/2018140669462Open ↗

06/07/2017121288418Open ↗

08/01/2016140369438Open ↗

▸BISCONSTRUCTION CODE DETERMINATION1

08/15/2016121186545Open ↗

▸Cost, Insurance & Ownership14

▸BISCOST AFFIDAVIT14

02/20/2018121186545Open ↗

01/19/2018140669462Open ↗

07/19/2017140669462Open ↗

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▸Filing & Intake Forms28

▸BISADDITIONAL INFORMATION10

05/30/2017121186545Open ↗

02/21/2017121186545Open ↗

08/15/2016121186545Open ↗

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▸BISEFILING COVER SHEET9

06/07/2017121288418Open ↗

02/01/2016122654813Open ↗

01/29/2016122664688Open ↗

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▸BISEFILING JOB APPLICATION COVER SHEET5

07/19/2017140669462Open ↗

07/01/2015140369438Open ↗

06/29/2015140368242Open ↗

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▸BISBOROUGH INTAKE FORM4

02/20/2018121186545Open ↗

01/19/2018140669462Open ↗

12/06/2017121186545Open ↗

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▸Other Documents5

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION5

01/19/2018140669462Open ↗

06/07/2017121288418Open ↗

07/07/2015121186545Open ↗

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