Primarily 4 family with 1 store or office

1123 FLATBUSH AVENUE

BROOKLYN · BIN 3118895

💬 Discuss this project

1930Year Built

3Stories

S4Building Class

R7AZoning

7,596 sfGross Floor Area

5Units

Rent Stabilized0 Open ViolationsFDNY Report ↗

Primarily 4 family with 1 store or office · Owner of record: MY CLARENDON LLC · 4,050 sf lot · 1.88 FAR built · Flood zone X

Locations of Work

MechanicalPlumbingGeneral

Floor 21p · 1 filing · 10 docs

Floor 12p · 2 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
1127 FLATBUSH AVE REALTY CORP.	12	03/22/2026
OWNER OF 1123 FLATBUSH AV	1	03/22/2026
1123-1125 FLATBUSH AVE	10	03/21/2026
MY CLARENDON LLC	1	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
11/14/2024	$2.4M	—	L & S PROPERTIES 4 LLC → MY CLARENDON LLC	$316/sf building
09/10/2014	$1.6M	—	1127 FLATBUSH AVENUE REALTY CORP. → 1123-1125 FLATBUSH AVENUE LLC	$215/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
SOYU ARCHITECTURE, INC.	1	07/19/2022
ALLEN SHINFELD, P.E. PLLC	1	03/10/2021
SY ENGINEERING PLLC	3	12/03/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
YOUN DESIGN CORP	2	03/21/2026
C PLUS DESIGN GROUP	8	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
DMA CONTRACTING INC	General Contractor	5	03/22/2026
LUXURY HOME IMPROVEMENT	General Contractor	4	07/08/2026
AVON PLBG & HTG INC	Plumbing	2	07/08/2026
NEPTUNE SIGNS AWNINGS	Scaffold	2	07/08/2026
DAVID B CUTLER	Electrical	1	03/21/2026
ERIC & NG ELEC'L, INC.	Electrical	1	03/22/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
SOYU ARCHITECTURE, INC.	7399	1	07/19/2022
SY ENGINEERING PLLC	5149	1	10/28/2020

Building Lifecycle

All (65)Filed (5)Permit Issued (6)Signed Off (4)Violation (42)Inspection (1)Objection (2)Special Inspection (5)

11/20/2025

Violation issued (HPD, closed)

06/04/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

02/28/2025

Violation issued (HPD, closed)

11/29/2024

Violation issued (HPD, closed)

04/10/2024

Violation issued (HPD, closed)

01/23/2024

Violation issued (FDNY_NOV, closed)

02/10/2023

Violation issued (FDNY_NOV, closed)

09/12/2022

Signed off — Alteration

REPLACEMENT OF HVAC UNITS. EXISTING UNIT AND MECHANICAL DUCT WAS FILED AND SIGNED OFF UNDER PREVIOUS APPLICATION# B00420357. NO CHANGE IN USE, OCCUPANCY AND MEANS OF EGRESS IS INVOLVED UNDER THIS APPLICATION.

B00777531-I1

09/09/2022

Permit issued — Mechanical Systems

B00777531-I1-MS

09/02/2022

Objection resolved — Addressed

08/02/2022

Objection raised — Energy

07/19/2022

Filed — Alteration

B00777531-I1

06/11/2022

Violation issued (FDNY_NOV, closed)

02/24/2022

Violation issued (HPD, closed)

12/20/2021

Signed off — Alteration

ILLUMINATED BUSINESS ACCESSORY WALL SIGN. NO CHANGE TO USE, EGRESS OR OCCUPANCY

B00483552-I1

11/16/2021

Inspection — Pass-Final Sign Permit Inspection

Pass

View inspection ↗

11/05/2021

Permit issued — Sign

B00483552-I1-SG

05/18/2021

Permit issued — Sign

B00483552-I1-SG

04/26/2021

Signed off — Alteration

INSTALLATION OF HVAC UNITS ON ROOF WITH DUCT WORK. THIS APPLICATION IS IN CONJUNCTION WITH APPLICATION ALT2# 340777298 AND ALT1#321662189. NO CHANGE IN USE, OCCUPANCY AND MEANS OF EGRESS IS INVOLVED UNDER THIS APPLICATION.

B00420357-I1

04/08/2021

Violation issued (HPD, closed)

04/08/2021

Violation issued (HPD, closed)

03/26/2021

Permit issued — Mechanical Systems

B00420357-I1-MS

03/22/2021

Signed off — Alteration

INSTALLATION OF GAS PIPING WORK FOR NEW HVAC UNITS. THIS APPLICATION IS IN CONJUNCTION WITH APPLICATION# 340777298. NO CHANGE IN USE, OCCUPANCY AND MEANS OF EGRESS IS INVOLVED UNDER THIS APPLCIATION.

B00420374-I1

03/10/2021

Filed — Alteration

ILLUMINATED BUSINESS ACCESSORY WALL SIGN. NO CHANGE TO USE, EGRESS OR OCCUPANCY

B00483552-I1

01/08/2021

Permit issued — Plumbing

B00420374-I1-PL

12/03/2020

Filed — Alteration

INSTALLATION OF GAS PIPING WORK FOR NEW HVAC UNITS. THIS APPLICATION IS IN CONJUNCTION WITH APPLICATION# 340777298. NO CHANGE IN USE, OCCUPANCY AND MEANS OF EGRESS IS INVOLVED UNDER THIS APPLCIATION.

B00420374-P1

10/29/2020

Permit issued — Plumbing

B00420374-I1-PL

10/28/2020

Filed — Alteration

B00420357-I1

10/28/2020

Filed — Alteration

INSTALLATION OF GAS PIPING WORK FOR NEW HVAC UNITS. THIS APPLICATION IS IN CONJUNCTION WITH APPLICATION# 340777298. NO CHANGE IN USE, OCCUPANCY AND MEANS OF EGRESS IS INVOLVED UNDER THIS APPLCIATION.

B00420374-I1

10/28/2020

Special inspection requirement — Mechanical Systems

SUNGBOM YI

10/28/2020

Special inspection requirement — Final

SUNGBOM YI

10/28/2020

Special inspection requirement — HVAC insulation and sealing

SUNGBOM YI

10/28/2020

Special inspection requirement — HVAC and service water heating equipment

SUNGBOM YI

10/28/2020

Special inspection requirement — HVAC and service water heating system controls

SUNGBOM YI

01/07/2018

Violation issued (HPD, closed)

01/07/2018

Violation issued (HPD, closed)

01/07/2018

Violation issued (HPD, closed)

03/24/2017

Violation issued (FDNY_NOV, closed)

03/31/2015

Violation issued (HPD, closed)

03/31/2015

Violation issued (HPD, closed)

03/31/2015

Violation issued (HPD, closed)

03/31/2015

Violation issued (HPD, closed)

03/12/2014

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/12/2014

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

12/12/2013

Violation issued (ECB, closed)

Construction

12/12/2013

Violation issued (ECB, closed)

Construction

12/09/2013

Violation issued (ECB, closed)

Construction

12/09/2013

Violation issued (ECB, closed)

Unknown

12/09/2013

Violation issued (ECB, closed)

Construction

01/31/2006

Violation issued (ECB, closed)

Construction

10/11/2005

Violation issued (ECB, closed)

Construction

09/28/2005

Violation issued (ECB, closed)

Construction

05/05/2004

Violation issued (FDNY_NOV, closed)

09/15/2000

Violation issued (FDNY_NOV, closed)

Latest 60 of 65 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	LUXURY HOME IMPROVEMENT	09/09/2022
DOB NOW	Sign	Signed-off	NEPTUNE SIGNS&AWNINGS INC	11/05/2021
DOB NOW	Sign	Signed-off	NEPTUNE SIGNS&AWNINGS INC	05/18/2021
DOB NOW	Mechanical Systems	Signed-off	LUXURY HOME IMPROVEMENT	03/26/2021
DOB NOW	Plumbing	Signed-off	AVON PLBG & HTG INC	01/08/2021
DOB NOW	Plumbing	Signed-off	AVON PLBG & HTG INC	10/29/2020
BIS	OT	ISSUED	C PLUS DESIGN GROUP INC	11/02/2020
BIS	—	ISSUED	DMA CONTRACTING INC	10/10/2019
BIS	—	ISSUED	DMA CONTRACTING INC	08/09/2018
BIS	SP	ISSUED	RRP PLUMBING CORP	03/29/2018
BIS	PL	ISSUED	RRP PLUMBING CORP	03/21/2018
BIS	PL	ISSUED	ORBIT PLBG & HTG INC	01/23/2018
BIS	—	ISSUED	DMA CONTRACTING INC	01/12/2018
BIS	SD	ISSUED	THE PLUMBING COMPANY INC	03/15/2011
BIS	PL	ISSUED	QUEENS MAINTENANCE CO INC	01/24/2011
BIS	PL	ISSUED	THE PLUMBING COMPANY INC	09/07/2010
BIS	PL	ISSUED	THE PLUMBING COMPANY INC	08/13/2009
BIS	PL	ISSUED	CJ HEATING & MECHANICAL C	11/17/2008

3 projects · most recent 03/07/2021

General Wiring

Filed	Status	Contractor	Scope
03/07/2021	Complete	JONG HYUN KIM	—
10/11/2020	Complete	RONART ELECTRIC CO	General Wiring
03/08/2018	Cancelled	ERIC & NG ELEC'L, INC.	General Wiring

▾Field Inspections (DOB CAP) — 1

Date	Type	Result	Report
11/16/2021	Pass-Final Sign Permit Inspection	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 5

Date	Requirement	Inspector	Role
10/28/2020	Mechanical Systems	SUNGBOM YI	special
10/28/2020	Final	SUNGBOM YI	progress
10/28/2020	HVAC insulation and sealing	SUNGBOM YI	energy_progress
10/28/2020	HVAC and service water heating equipment	SUNGBOM YI	energy_progress
10/28/2020	HVAC and service water heating system controls	SUNGBOM YI	energy_progress

▾Documents — 237 on file (BIS + DOB NOW)

▸Plans & Drawings5

▸DOB NOWPlans/Sketch2

09/01/2026B00483552-I1Request digital key ↗

08/14/2026B00777531-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Plumbing2

09/02/2026B00420374-P1Request digital key ↗

09/02/2026B00420374-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Mechanical Systems1

09/02/2026B00420357-I1Request digital key ↗

▸Applications & Permits49

▸BISPLAN / WORK APPROVAL APPLICATION33

04/14/2022321662189Open ↗

04/12/2022321662189Open ↗

11/18/2020340572712Open ↗

Showing 3 of 33 on file for this type

▸BISWORK PERMIT APPLICATION14

11/02/2020340777298Open ↗

10/11/2019321662189Open ↗

03/29/2018340572712Open ↗

Showing 3 of 14 on file for this type

▸BISCERTIFICATE OF OCCUPANCY: APPLICATION2

03/20/2018321662189Open ↗

11/19/2009310045616Open ↗

▸Zoning, Tax Lot & Property Records5

▸BISZONING EXHIBIT II: CERTIFICATION1

12/15/2017321662189Open ↗

▸BISVERIFY TAX LOT1

09/08/2021321662189Open ↗

▸BISEASEMENT AND RESTRICTIVE DECLARATIONS - SUPPPORTING DOCUMENTATION1

11/07/2011310045616Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

12/15/2017321662189Open ↗

▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

09/08/2021321662189Open ↗

▸Seals & Professional Certifications32

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION19

10/18/2019340572712Open ↗

03/29/2018340572712Open ↗

Showing 3 of 19 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature5

09/02/2026B00420357-I1Open ↗

09/02/2026B00420374-P1Open ↗

09/02/2026B00420374-I1Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWProgress Inspector Seal & Signature2

08/25/2026B00420357-I1Open ↗

▸BISPC FULL REPORT1

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

Showing 0 of 1 on file for this type

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

10/28/2020340777298Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

10/28/2020340777298Open ↗

▸BISAPPLICANT OWNER SIGNATURE1

01/31/2018340572712Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

10/28/2020340777298Open ↗

▸DOB NOWSpecial Inspector Seal & Signature1

08/25/2026B00420357-I1Open ↗

▸Trade Schedules & Equipment26

▸BISSCHEDULE B - PLUMBING11

02/23/2018340572712Open ↗

08/02/2011320161971Open ↗

07/29/2011310045616Open ↗

Showing 3 of 11 on file for this type

▸BISSELF-CERT PLUMBING NOTICE8

09/26/2011320264245Open ↗

09/26/2011320161971Open ↗

Showing 3 of 8 on file for this type

▸BISFA - FDNY APPROVAL : FD-FAA1

04/19/2011310164924Open ↗

▸BISEQUIPMENT USE PERMITS1

09/27/2011320161980Open ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1

10/26/2017321662189Open ↗

▸BISPLUMBING - SUPPORTING DOCUMENTATION1

09/23/2011310045616Open ↗

▸BISSTANDPIPE INSP REPORT : FP-841

09/26/2011320264245Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT1

09/27/2011320161980Open ↗

▸BISSPRINKLER INSP REPORT : FP-851

09/26/2011320161971Open ↗

▸Safety & Tenant Protection8

▸BISTenant Protection Plan and Notes3

01/31/2018340572712Open ↗

10/26/2017321662189Open ↗

10/28/2020340777298Open ↗

▸DOB NOWTenant Protection Plan3

09/02/2026B00420357-I1Open ↗

09/02/2026B00420374-P1Open ↗

09/02/2026B00420374-I1Open ↗

▸BISSTREET TREE CHECKLIST2

12/15/2017321662189Open ↗

09/03/2008310045616Open ↗

▸Environmental & Asbestos20

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER4

02/14/2011320264245Open ↗

06/24/2010320161971Open ↗

06/24/2010320161980Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWOER: Notice to Proceed4

09/02/2026B00420357-I1Open ↗

09/02/2026B00420374-P1Open ↗

09/02/2026B00420374-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report3

09/02/2026B00420357-I1Open ↗

09/02/2026B00420374-I1Open ↗

09/02/2026B00420374-P1Open ↗

▸DOB NOWOER: Notice of Satisfaction3

09/02/2026B00420357-I1Open ↗

09/02/2026B00420374-I1Open ↗

08/13/2026B00777531-I1Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

10/28/2020340777298Open ↗

12/15/2017321662189Open ↗

▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE TO PROCEED2

10/28/2020340777298Open ↗

12/21/2017321662189Open ↗

▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)1

01/31/2018340572712Open ↗

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'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 Compliance13

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY5

09/08/2021321662189Open ↗

04/29/2021340777298Open ↗

Showing 3 of 5 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4

01/12/2018321662189Open ↗

12/26/2017321662189Open ↗

06/03/2015321136365Open ↗

Showing 3 of 4 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS (EN2)2

09/08/2021321662189Open ↗

04/29/2021340777298Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

10/28/2020340777298Open ↗

▸DOB NOWEN2: As Built Energy Analysis.1

09/02/2026B00420357-I1Open ↗

▸Inspections & Test Reports6

▸BISTECHNICAL REPORT: RESPONSIBILITY6

09/08/2021321662189Open ↗

04/29/2021340777298Open ↗

Showing 3 of 6 on file for this type

▸Approvals, Objections & Sign-offs33

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST16

08/30/2021340777298Open ↗

11/30/2020340572712Open ↗

12/27/2012310045616Open ↗

Showing 3 of 16 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE9

12/26/2017321662189Open ↗

10/26/2017321662189Open ↗

06/03/2015321136365Open ↗

Showing 3 of 9 on file for this type

▸BISADMINISTRATIVE OBJECTIONS5

02/14/2011320264245Open ↗

06/24/2010320161980Open ↗

06/24/2010320161971Open ↗

Showing 3 of 5 on file for this type

▸BISSUPERSEDING LETTER2

03/22/2018321662189Open ↗

08/14/2009310045616Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION1

07/29/2011310045616Open ↗

▸Cost, Insurance & Ownership15

▸BISCOST AFFIDAVIT14

03/01/2022321662189Open ↗

10/28/2020340777298Open ↗

10/19/2020340572712Open ↗

Showing 3 of 14 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

04/29/2021340777298Open ↗

▸Filing & Intake Forms17

▸BISEFILING COVER SHEET7

10/26/2017321662189Open ↗

06/03/2015321136365Open ↗

06/01/2015321136365Open ↗

Showing 3 of 7 on file for this type

▸BISADDITIONAL INFORMATION5

07/28/2022321662189Open ↗

07/20/2018321662189Open ↗

02/23/2018340572712Open ↗

Showing 3 of 5 on file for this type

▸BISBOROUGH INTAKE FORM3

03/20/2018321662189Open ↗

12/14/2017321136365Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET2

10/28/2020340777298Open ↗

01/31/2018340572712Open ↗

▸Other Documents8

▸BISPLOT DIAGRAM4

12/15/2017321662189Open ↗

10/26/2017321662189Open ↗

06/03/2015321136365Open ↗

Showing 3 of 4 on file for this type

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION3

04/29/2021340777298Open ↗

12/26/2017321662189Open ↗

12/15/2017321662189Open ↗

▸BISTCO - Supporting Documents1

09/08/2021321662189Open ↗