Five to six families

643 KNICKERBOCKER AVENUE

BROOKLYN · BIN 3076917

💬 Discuss this project

1915Year Built

4Stories

C2Building Class

R6Zoning

3,898 sfGross Floor Area

5Units

0 Open ViolationsFDNY Report ↗

Five to six families · Owner of record: 4MB FUND TENTH REALTY INC. · 1,750 sf lot · 2.23 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
BILLY ENTERPRISES	11	07/08/2026
4MB FUND TENTH REALTY	2	03/22/2026
CITY BUILDERS	2	03/22/2026
RED DEVELOPMENT	12	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
03/15/2018	$875K	—	— → —	$224/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
HAIDER ENGINEERING, P.E.	2	11/13/2018

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
HAIDER ENGINEERING, P.E.	2	03/21/2026
HAIDER ENGINEERING P E	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
BILLY ENTERPRISES INC	General Contractor	8	07/08/2026
CITY BUILDERS INC	General Contractor	3	03/22/2026
PLBG P & H INC	Plumbing	3	03/22/2026
KENNETH PHILOGENE	Electrical	2	03/21/2026
TIMOTHY COLEMAN LICENSED	Electrical	1	03/22/2026
PLBG	Plumbing	1	03/22/2026

Building Lifecycle

All (11)Filed (2)Permit Issued (4)Signed Off (2)Violation (3)

07/30/2019

Signed off — Alteration

B00098772-I1

07/30/2019

Signed off — Alteration

B00098783-I1

03/21/2019

Violation issued (ECB, closed)

Construction

03/21/2019

Violation issued (ECB, closed)

Construction

03/21/2019

Violation issued (ECB, closed)

Site Safety

01/14/2019

Permit issued — Supported Scaffold

B00098783-I1-SF

01/11/2019

Permit issued — Sidewalk Shed

B00098772-I1-SH

11/14/2018

Permit issued — Sidewalk Shed

B00098772-I1-SH

11/13/2018

Filed — Alteration

B00098783-I1

11/13/2018

Permit issued — Supported Scaffold

B00098783-I1-SF

11/12/2018

Filed — Alteration

B00098772-I1

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Supported Scaffold	Signed-off	BILLY ENTERPRISES INC	01/14/2019
DOB NOW	Sidewalk Shed	Signed-off	BILLY ENTERPRISES INC	01/11/2019
DOB NOW	Sidewalk Shed	Signed-off	BILLY ENTERPRISES INC	11/14/2018
DOB NOW	Supported Scaffold	Signed-off	BILLY ENTERPRISES INC	11/13/2018
BIS	—	ISSUED	CITY BUILDERS INC	04/12/2019
BIS	PL	ISSUED	PLBG P & H INC	02/26/2019
BIS	—	ISSUED	CITY BUILDERS INC	11/14/2018

3 projects · most recent 11/12/2018

General Wiring Lighting

Filed	Status	Contractor	Scope
11/12/2018	Complete	RICHARD NEU	—
07/23/2018	Complete	MAC ELECT'L CONTR. INC.	General Wiring
06/24/2018	Cancelled	TIMOTHY COLEMAN LICENSED	General Wiring, Lighting

Nothing on file for this building.

▾Documents — 86 on file (BIS + DOB NOW)

▸Plans & Drawings2

▸DOB NOWPlans/Sketch2

09/02/2026B00098772-I1Request digital key ↗

09/02/2026B00098783-I1Request digital key ↗

▸Applications & Permits23

▸BISPLAN / WORK APPROVAL APPLICATION11

08/27/2025321707131Open ↗

08/06/2025321707131Open ↗

07/08/2025321707131Open ↗

Showing 3 of 11 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION5

01/22/2020321707131Open ↗

12/16/2019321707131Open ↗

10/23/2019321707131Open ↗

Showing 3 of 5 on file for this type

▸BISWORK PERMIT APPLICATION4

07/31/2019321707131Open ↗

04/15/2019321707131Open ↗

02/27/2019321707131Open ↗

Showing 3 of 4 on file for this type

▸BISBPP-5 - Authorization to the Department of Transportation2

09/28/2018321843378Open ↗

▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1

01/16/2020321707131Open ↗

▸Zoning, Tax Lot & Property Records5

▸BISZONING EXHIBIT I: CERTIFICATION1

06/29/2018321707131Open ↗

▸BISZONING APPEAL1

06/29/2018321707131Open ↗

▸BISVERIFY TAX LOT1

06/12/2025321707131Open ↗

▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

06/05/2025321707131Open ↗

▸BISZONING DIAGRAM1

11/02/2018321707131Open ↗

▸Seals & Professional Certifications6

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4

10/30/2018321707131Open ↗

09/28/2018321707131Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature2

09/02/2026B00098772-I1Open ↗

09/02/2026B00098783-I1Open ↗

▸Trade Schedules & Equipment6

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

12/02/2020321707131Open ↗

06/14/2018321707131Open ↗

03/08/2018321707131Open ↗

▸BISSPRINKLER INSP REPORT : FP-851

10/03/2018321707131Open ↗

▸BISSCHEDULE B - PLUMBING1

11/17/2020321707131Open ↗

▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1

11/18/2021321707131Open ↗

▸Safety & Tenant Protection4

▸BISSTREET TREE CHECKLIST2

10/03/2018321707131Open ↗

03/08/2018321707131Open ↗

▸BISSTREET TREE SIGNOFF1

06/12/2025321707131Open ↗

▸BISTenant Protection Plan and Notes1

06/29/2018321707131Open ↗

▸Environmental & Asbestos1

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

09/28/2018321707131Open ↗

▸Energy Compliance7

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4

11/16/2018321707131Open ↗

10/30/2018321707131Open ↗

10/03/2018321707131Open ↗

Showing 3 of 4 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2

11/06/2020321707131Open ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

06/12/2025321707131Open ↗

▸Inspections & Test Reports6

▸BISSOIL REPORT2

09/28/2018321707131Open ↗

▸BISTECHNICAL REPORT: RESPONSIBILITY2

11/06/2020321707131Open ↗

▸BISHYDRO FLOW TEST LETTER1

09/28/2018321707131Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

10/03/2018321707131Open ↗

▸Approvals, Objections & Sign-offs3

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2

12/18/2020321707131Open ↗

11/05/2020321707079Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE1

03/08/2018321707131Open ↗

▸Cost, Insurance & Ownership7

▸BISCOST AFFIDAVIT4

11/05/2020321707079Open ↗

09/06/2018321707131Open ↗

06/14/2018321707079Open ↗

Showing 3 of 4 on file for this type

▸BISPROJECT-SPECIFIC GL INSURANCE2

04/15/2019321707131Open ↗

11/16/2018321707131Open ↗

▸BISCOST AFFIDAVIT (FINAL): PW31

06/05/2025321707131Open ↗

▸Filing & Intake Forms13

▸BISADDITIONAL INFORMATION7

02/22/2020321707131Open ↗

02/20/2020321707131Open ↗

12/20/2019321707131Open ↗

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▸BISEFILING COVER SHEET5

09/25/2018321843378Open ↗

07/19/2018321707131Open ↗

06/14/2018321707079Open ↗

Showing 3 of 5 on file for this type

▸BISBOROUGH INTAKE FORM1

01/16/2020321707131Open ↗

▸Other Documents3

▸BISPLOT DIAGRAM1

06/29/2018321707131Open ↗

▸BISVIOLATIONS SEARCH1

06/05/2025321707131Open ↗

▸DOB NOWBSA Meeting Minutes/BSA Resolution1

08/13/2026B00098772-I1Open ↗