Nursing home

520 PROSPECT PLACE

BROOKLYN · BIN 3330782

💬 Discuss this project

1975Year Built

5Stories

I6Building Class

R6AZoning

118,230 sfGross Floor Area

1Units

LL97 Covered2 Open Violations 1 unresolved · 1 paperwork only ▸FDNY Report ↗

Nursing home · Owner of record: PROSPECT ACQUISITION X, LLC · 41,764 sf lot · 2.83 FAR built · Flood zone X

Locations of Work

No floor-level scope or drawing coverage on file for this building.

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
DOWNTOWN BROOKLYN NURSING AND REHAB	10	07/08/2026
PROSPECT ACQUISITION X, LLC	1	03/22/2026
JHMCB NURSING HOME CO.	3	03/22/2026
JHMCH NURSING HOME CO	1	03/22/2026
CCMC	3	03/21/2026
CENTERLIGHT HEALTH SYSTEM	2	03/21/2026
CASSENA CARE	1	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
06/25/2018	$64.0M	—	— → —	$541/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
RLM ENGINEERING PLLC	3	09/02/2022

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
ILG MECHANICAL SERVICES*	General Contractor	3	03/21/2026
METROCITY GROUP,INC	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
RLM ENGINEERING PLLC	6913	3	09/02/2022

Building Lifecycle

All (82)Filed (3)Permit Issued (2)Signed Off (2)Violation (60)Inspection (1)Special Inspection (14)

06/23/2024

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/02/2024

Violation issued (FDNY_ORDER, closed)

02/26/2024

Violation issued (FDNY_NOV, closed)

12/25/2023

Violation issued (FDNY_NOV, closed)

02/04/2023

Violation issued (FDNY_NOV, closed)

11/12/2022

Violation issued (FDNY_NOV, closed)

10/13/2022

Signed off — Alteration

Installation of one new 75 KW cogeneration unit, two new hot water heat exchangers, and one new dump radiator in the cellar with associated piping as per plans filed herewith.

B00667501-I1

09/06/2022

Special inspection requirement — Maintenance information

Ronald Merhige

09/06/2022

Special inspection requirement — HVAC-R and service water piping design and insulation

Ronald Merhige

09/06/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ronald Merhige

09/06/2022

Special inspection requirement — Mechanical Systems

Ronald Merhige

09/06/2022

Special inspection requirement — Final

Ronald Merhige

09/06/2022

Special inspection requirement — Energy Code Compliance Inspections

Ronald Merhige

09/02/2022

Filed — Alteration

Installation of one new 75 KW cogeneration unit, two new hot water heat exchangers, and one new dump radiator in the cellar with associated piping as per plans filed herewith.

B00667501-P1

09/01/2022

Signed off — Alteration

Installation of new gas meter and new gas piping to new cogen unit filed under B00667501 in the cellar and osp as per plans filed herewith.

B00667498-I1

08/09/2022

Special inspection requirement — Maintenance information

Ronald Merhige

08/09/2022

Special inspection requirement — Final

Ronald Merhige

08/09/2022

Special inspection requirement — HVAC-R and service water piping design and insulation

Ronald Merhige

08/09/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ronald Merhige

08/09/2022

Special inspection requirement — Mechanical Systems

Ronald Merhige

08/09/2022

Special inspection requirement — Energy Code Compliance Inspections

Ronald Merhige

07/12/2022

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

Pass

View inspection ↗

05/25/2022

Permit issued — Mechanical Systems

B00667501-I1-MS

03/31/2022

Violation issued (FDNY_NOV, closed)

03/07/2022

Violation issued (FDNY_NOV, closed)

03/01/2022

Permit issued — Plumbing

B00667498-I1-PL

02/17/2022

Filed — Alteration

Installation of one new 75 KW cogeneration unit, two new hot water heat exchangers, and one new dump radiator in the cellar with associated piping as per plans filed herewith.

B00667501-I1

02/17/2022

Filed — Alteration

Installation of new gas meter and new gas piping to new cogen unit filed under B00667501 in the cellar and osp as per plans filed herewith.

B00667498-I1

01/24/2022

Special inspection requirement — Energy Code Compliance Inspections

Ronald Merhige

01/24/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ronald Merhige

07/16/2021

Violation issued (FDNY_ORDER, closed)

05/06/2021

Violation issued (FDNY_NOV, closed)

04/29/2021

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/28/2021

Violation issued (FDNY_NOV, closed)

02/02/2021

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

12/28/2020

Violation issued (FDNY_NOV, closed)

11/02/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

08/02/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

07/08/2020

Violation issued (FDNY_NOV, closed)

05/02/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/19/2020

Violation issued (FDNY_NOV, closed)

02/07/2020

Violation issued (FDNY_ORDER, closed)

01/15/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/15/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/15/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/15/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/15/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

08/18/2019

Violation issued (FDNY_NOV, closed)

02/16/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/08/2019

Violation issued (FDNY_NOV, closed)

01/30/2019

Violation issued (FDNY_NOV, closed)

01/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/13/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

12/19/2018

Violation issued (FDNY_NOV, closed)

09/06/2018

Violation issued (FDNY_NOV, closed)

08/28/2018

Violation issued (FDNY_NOV, closed)

08/02/2018

Violation issued (FDNY_NOV, closed)

Latest 60 of 82 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	ILG MECHANICAL SERVICES*	05/25/2022
DOB NOW	Plumbing	Signed-off	METROCITY GROUP,INC	03/01/2022
BIS	OT	ISSUED	R'POL CONSTRUCTION INC	05/02/2025
BIS	—	ISSUED	R'POL CONSTRUCTION INC	03/13/2025
BIS	—	ISSUED	R'POL CONSTRUCTION INC	11/06/2024
BIS	—	ISSUED	K&R RENOVATION CORP	12/01/2023
BIS	—	ISSUED	K&R RENOVATION CORP	11/30/2022
BIS	FP	ISSUED	B & J FIRE INC	12/17/2021
BIS	—	ISSUED	K&R RENOVATION CORP	11/12/2021
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	03/19/2021
BIS	—	ISSUED	K&R RENOVATION CORP	11/07/2020
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/24/2020
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/24/2020
BIS	SP	ISSUED	ALLIED PLBG & HTG CORP	02/21/2019
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/21/2019
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/21/2019
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/21/2019
BIS	—	ISSUED	K&R RENOVATION CORP	03/27/2018
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	02/06/2018
BIS	SP	ISSUED	ALLIED PLBG & HTG CORP	01/24/2018
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	01/17/2018
BIS	PL	ISSUED	ALLIED PLBG & HTG CORP	01/17/2018
BIS	FP	ISSUED	A & F FIRE PROTECTION CO	10/02/2017
BIS	—	ISSUED	K&R RENOVATION CORP	08/30/2017
BIS	EQ	ISSUED	INTERSYSTEM S&S CORP	09/22/2015
BIS	OT	ISSUED	VESTA CONTRACTING GROUP,	07/24/2015
BIS	EQ	ISSUED	CS BRIDGE CORP	04/01/2015
BIS	MH	ISSUED	KELAIR INC	10/22/2014
BIS	EQ	ISSUED	INTERSYSTEM S&S CORP	09/26/2014
BIS	OT	ISSUED	VESTA CONTRACTING GROUP,	09/19/2014
BIS	EQ	ISSUED	INTERSYSTEMS CORPORATION	05/28/2014
BIS	OT	ISSUED	VESTA CONTRACTING GROUP,	05/14/2014
BIS	EQ	ISSUED	CS BRIDGE CORP	04/03/2014
BIS	EQ	ISSUED	CS BRIDGE CORP	02/24/2014
BIS	EQ	ISSUED	CS BRIDGE CORP	03/06/2013
BIS	SP	ISSUED	JD MASTERS P & H, INC	11/26/2012
BIS	OT	ISSUED	FPS CONTRACTING INC	11/21/2012
BIS	EQ	ISSUED	CS BRIDGE CORP	03/13/2012
BIS	EQ	ISSUED	CS BRIDGE CORP	03/28/2011
BIS	PL	ISSUED	ACCURATE MECHANICAL INC	08/15/2005

+ 12 more permits on file

2 projects · most recent 04/08/2025

General Wiring Boiler Controls

Filed	Status	Contractor	Scope
04/08/2025	Complete	C.M. RICHEY ELEC'L CONTR	General Wiring
03/22/2022	Complete	ROMCON ELECTRIC, INC	Boiler Controls

▾Field Inspections (DOB CAP) — 1

Date	Type	Result	Report
07/12/2022	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 14

Date	Requirement	Inspector	Role
09/06/2022	Maintenance information	Ronald Merhige	energy_progress
09/06/2022	HVAC-R and service water piping design and insulation	Ronald Merhige	energy_progress
09/06/2022	Fire-Resistant Penetrations and Joints	Ronald Merhige	special
09/06/2022	Mechanical Systems	Ronald Merhige	special
09/06/2022	Final	Ronald Merhige	progress
09/06/2022	Energy Code Compliance Inspections	Ronald Merhige	progress
08/09/2022	Maintenance information	Ronald Merhige	energy_progress
08/09/2022	Final	Ronald Merhige	progress
08/09/2022	HVAC-R and service water piping design and insulation	Ronald Merhige	energy_progress
08/09/2022	Fire-Resistant Penetrations and Joints	Ronald Merhige	special
08/09/2022	Mechanical Systems	Ronald Merhige	special
08/09/2022	Energy Code Compliance Inspections	Ronald Merhige	progress
01/24/2022	Energy Code Compliance Inspections	Ronald Merhige	progress
01/24/2022	Fire-Resistant Penetrations and Joints	Ronald Merhige	special

▾Documents — 427 on file (BIS + DOB NOW)

▸Plans & Drawings3

▸DOB NOWPlans/Sketch3

08/31/2026B00667498-I1Request digital key ↗

08/28/2026B00667501-P1Request digital key ↗

08/28/2026B00667501-I1Request digital key ↗

▸Applications & Permits124

▸BISPLAN / WORK APPROVAL APPLICATION81

04/18/2025320506742Open ↗

04/10/2025320506742Open ↗

03/20/2025301228990Open ↗

Showing 3 of 81 on file for this type

▸BISWORK PERMIT APPLICATION35

04/29/2025320506742Open ↗

03/20/2025300608288Open ↗

11/08/2024300608288Open ↗

Showing 3 of 35 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION5

09/25/2018320930310Open ↗

08/23/2017321316633Open ↗

Showing 2 of 5 on file for this type

▸BISPLACE OF ASSEMBLY2

12/09/2025320571332Open ↗

Showing 1 of 2 on file for this type

▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1

09/21/2017300608288Open ↗

▸Zoning, Tax Lot & Property Records2

▸BISVERIFY TAX LOT1

02/27/2025300608288Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

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

Showing 0 of 1 on file for this type

▸Seals & Professional Certifications66

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION30

07/19/2022301228972Open ↗

02/22/2020301602362Open ↗

Showing 3 of 30 on file for this type

▸DOB NOWProgress Inspector Seal & Signature9

09/01/2026B00667498-I1Open ↗

08/29/2026B00667501-P1Open ↗

Showing 3 of 9 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST7

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

Showing 0 of 7 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM5

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

Showing 0 of 5 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature5

09/01/2026B00667498-I1Open ↗

08/29/2026B00667501-P1Open ↗

Showing 3 of 5 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT3

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

Showing 0 of 3 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature3

08/31/2026B00667498-I1Open ↗

08/28/2026B00667501-P1Open ↗

08/28/2026B00667501-I1Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2

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

Showing 0 of 2 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2

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

Showing 0 of 2 on file for this type

▸Trade Schedules & Equipment47

▸BISEQUIPMENT USE PERMITS12

10/18/2019300608288Open ↗

02/20/2019300608288Open ↗

Showing 3 of 12 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT10

10/18/2019300608288Open ↗

12/26/2018300608288Open ↗

Showing 3 of 10 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE9

03/25/2019301228972Open ↗

03/11/2019300608288Open ↗

02/08/2019300608288Open ↗

Showing 3 of 9 on file for this type

▸BISFA - FDNY APPROVAL : FD-FAA6

02/19/2025301228990Open ↗

01/23/2025301556554Open ↗

03/22/2023301075048Open ↗

Showing 3 of 6 on file for this type

▸BISSCHEDULE B - PLUMBING3

08/09/2021300797038Open ↗

Showing 1 of 3 on file for this type

▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT3

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

Showing 0 of 3 on file for this type

▸BISSELF-CERT PLUMBING NOTICE2

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

Showing 0 of 2 on file for this type

▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1

10/16/2018300608288Open ↗

▸BISFIRE ALARM/SIGNAL SYSTEM (FA) SIGNOFF1

11/07/2020300608288Open ↗

▸Safety & Tenant Protection4

▸BISSTREET TREE CHECKLIST3

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

Showing 0 of 3 on file for this type

▸BISST-1 Street Tree Checklist1

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

Showing 0 of 1 on file for this type

▸Environmental & Asbestos16

▸BISASBESTOS: CERTIFICATION (DEP ACP5)7

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

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▸BISASBESTOS EXEMPTION CERTIFICATION LETTER5

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

Showing 0 of 5 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report3

08/31/2026B00667498-I1Open ↗

08/28/2026B00667501-P1Open ↗

08/28/2026B00667501-I1Open ↗

▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)1

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

Showing 0 of 1 on file for this type

▸Energy Compliance14

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS5

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

Showing 0 of 5 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2

03/22/2023320506742Open ↗

Showing 1 of 2 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS2

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

Showing 0 of 2 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

03/15/2023320506742Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

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

Showing 0 of 1 on file for this type

▸BISELECTRICAL APPLICATION FOR SIDEWALK SHED LIGHTING1

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

Showing 0 of 1 on file for this type

▸BISLIGHTING CONTROLS1

03/15/2023320506742Open ↗

▸DOB NOWEN2: As Built Energy Analysis1

08/13/2026B00667501-I1Open ↗

▸Inspections & Test Reports7

▸BISTECHNICAL REPORT: RESPONSIBILITY6

03/22/2023301075048Open ↗

03/22/2023320506742Open ↗

Showing 3 of 6 on file for this type

▸BIS* FINAL INSPECTION DIRECTIVE 14 OF 19751

03/22/2023301075048Open ↗

▸Approvals, Objections & Sign-offs65

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST20

08/15/2025320506742Open ↗

03/14/2025301228990Open ↗

02/26/2025301556554Open ↗

Showing 3 of 20 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION14

08/11/2021300797038Open ↗

03/18/2020301228972Open ↗

09/04/2019320060394Open ↗

Showing 3 of 14 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE13

02/15/2023300608288Open ↗

02/09/2023300608288Open ↗

01/12/2023300608288Open ↗

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▸BISADMINISTRATIVE OBJECTIONS11

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

Showing 0 of 11 on file for this type

▸BISSUPERSEDING LETTER6

11/08/2024300608288Open ↗

01/18/2018301228972Open ↗

01/17/2018300608288Open ↗

Showing 3 of 6 on file for this type

▸BISFA LETTER OF DEFECT : FD-FALD1

02/19/2025301228990Open ↗

▸Cost, Insurance & Ownership27

▸BISCOST AFFIDAVIT25

02/22/2020301602362Open ↗

10/08/2019320930310Open ↗

09/11/2019301228981Open ↗

Showing 3 of 25 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW32

03/15/2023320506742Open ↗

11/18/2020301228972Open ↗

▸Filing & Intake Forms45

▸BISADDITIONAL INFORMATION17

08/15/2025320506742Open ↗

10/06/2022300608288Open ↗

08/26/2022300608288Open ↗

Showing 3 of 17 on file for this type

▸BISBOROUGH INTAKE FORM14

11/15/2021300608288Open ↗

03/18/2020301602362Open ↗

10/08/2019320930310Open ↗

Showing 3 of 14 on file for this type

▸BISEFILING COVER SHEET11

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

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▸BISEFILING JOB APPLICATION COVER SHEET3

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▸Other Documents7

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION3

04/29/2025320506742Open ↗

01/27/2022300797038Open ↗

09/09/2019320930310Open ↗

▸BISTCO - Supporting Documents2

07/11/2022301228972Open ↗

▸BISFEE EXEMPTION DOCUMENTATION1

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

Showing 0 of 1 on file for this type

▸BISPLOT DIAGRAM1

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

Showing 0 of 1 on file for this type