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Primarily 5-6 family with 1 store or office
309 KNICKERBOCKER AVENUE
BROOKLYN · BIN 3073199
💬 Discuss this project
1931Year Built
4Stories
S5Building Class
R6Zoning
—Gross Floor Area
7Units
65 Open Violations ▸FDNY Report ↗
Primarily 5-6 family with 1 store or office · 2.96 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.
OwnerFilingsMost Recent
HARTNICK ENTERPRISE INC2503/22/2026
HARTNICK ENTERPRISING INC103/22/2026
HARTNICK ENT INC103/22/2026
PROPERTY OWNER103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
RUDY WINKLERElectrical103/21/2026
TOMASZ PUZAElectrical103/21/2026
Building Lifecycle
All (60)Violation (60)
05/05/2026
Violation issued (HPD, open)
A
12/21/2025
Violation issued (HPD, open)
B
11/20/2025
Violation issued (HPD, open)
I
11/14/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/10/2025
Violation issued (HPD, open)
A
09/23/2024
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
09/09/2024
Violation issued (HPD, open)
A
04/10/2024
Violation issued (HPD, open)
A
10/03/2023
Violation issued (HPD, open)
B
10/03/2023
Violation issued (HPD, open)
B
03/23/2023
Violation issued (HPD, open)
A
11/14/2022
Violation issued (HPD, closed)
I
02/25/2022
Violation issued (HPD, open)
A
04/09/2021
Violation issued (HPD, closed)
I
04/09/2021
Violation issued (HPD, open)
A
12/22/2020
Violation issued (HPD, closed)
C
12/22/2020
Violation issued (HPD, open)
C
12/22/2020
Violation issued (HPD, open)
C
12/22/2020
Violation issued (HPD, closed)
C
08/08/2020
Violation issued (HPD, open)
B
10/18/2018
Violation issued (HPD, closed)
I
04/06/2018
Violation issued (FDNY_NOV, closed)
12/28/2015
Violation issued (ECB, closed)
Construction
11/30/2015
Violation issued (ECB, closed)
Construction
11/30/2015
Violation issued (ECB, closed)
Construction
11/14/2015
Violation issued (ECB, closed)
Construction
10/21/2015
Violation issued (ECB, closed)
Construction
10/21/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/21/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/21/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/21/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/21/2015
Violation issued (ECB, closed)
Construction
10/21/2015
Violation issued (ECB, closed)
Construction
10/09/2015
Violation issued (HPD, closed)
I
10/04/2015
Violation issued (ECB, closed)
Construction
08/05/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/05/2015
Violation issued (ECB, closed)
Construction
07/29/2015
Violation issued (ECB, closed)
Construction
07/29/2015
Violation issued (ECB, closed)
Construction
07/29/2015
Violation issued (ECB, closed)
Construction
07/29/2015
Violation issued (ECB, closed)
Construction
10/05/2013
Violation issued (HPD, closed)
B
10/05/2013
Violation issued (HPD, closed)
A
10/05/2013
Violation issued (HPD, open)
A
09/29/2013
Violation issued (HPD, open)
A
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
A
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
A
09/29/2013
Violation issued (HPD, closed)
C
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, closed)
A
09/29/2013
Violation issued (HPD, open)
C
09/29/2013
Violation issued (HPD, open)
B
09/29/2013
Violation issued (HPD, closed)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISPLISSUEDARANDA PLBG & HTG CORP02/27/2019
BISPLISSUEDRKA PIPING AND HEATING02/14/2019
BISOTISSUEDS & H VENUS, INC01/28/2019
BISOTISSUEDJUAHOL CONSTRUCTION INC01/10/2019
BISMHISSUEDCONAIR CORP02/07/2006
BISPLISSUEDSCHMELZ BROS., INC08/21/2002
BISMHISSUEDALL-RITE CONSTRUCTION CO07/31/2002
1 project · most recent 08/15/2019
General Wiring
FiledStatusContractorScope
08/15/2019CompleteA.L. ELECTRICAL CORP.General Wiring
Nothing on file for this building.
▾Documents — 52 on file (BIS + DOB NOW)
▸Applications & Permits11
▸BISPLAN / WORK APPROVAL APPLICATION5
11/21/2019321401871Open ↗
08/19/2019321916049Open ↗
01/17/2019321916049Open ↗
Showing 3 of 5 on file for this type
▸BISWORK PERMIT APPLICATION3
02/28/2019321401871Open ↗
02/15/2019321916049Open ↗
01/29/2019321916049Open ↗
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION3
08/09/2019321916049Open ↗
11/11/2017321401871Open ↗
08/28/2017321401871Open ↗
▸Seals & Professional Certifications11
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION8
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
09/24/2019321916049Open ↗
Showing 3 of 8 on file for this type
▸BISProfessional and Owner Certification (POC3)2
01/17/2019321916049Open ↗
06/10/2016321401871Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
01/17/2019321916049Open ↗
▸Trade Schedules & Equipment3
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3
08/19/2019321916049Open ↗
01/17/2019321916049Open ↗
06/10/2016321401871Open ↗
▸Safety & Tenant Protection2
▸BISTenant Protection Plan and Notes2
01/17/2019321916049Open ↗
06/10/2016321401871Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
01/17/2019321916049Open ↗
▸Energy Compliance6
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
01/17/2019321916049Open ↗
Showing 3 of 4 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS2
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
▸Inspections & Test Reports1
▸BISINSPECTION REPORT - SUPPORTING DOCUMENTATION1
12/17/2019321401871Open ↗
▸Approvals, Objections & Sign-offs4
▸BISLETTERS - SUPPORTING DOCUMENTATION2
06/10/2016321401871Open ↗
06/10/2016321401871Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
▸Cost, Insurance & Ownership4
▸BISCOST AFFIDAVIT4
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
01/17/2019321916049Open ↗
Showing 3 of 4 on file for this type
▸Filing & Intake Forms8
▸BISBOROUGH INTAKE FORM3
12/17/2019321401871Open ↗
09/24/2019321916049Open ↗
11/15/2017321401871Open ↗
▸BISADDITIONAL INFORMATION3
11/21/2019321401871Open ↗
08/27/2019321916049Open ↗
09/11/2017321401871Open ↗
▸BISEFILING COVER SHEET2
01/17/2019321916049Open ↗
06/09/2016321401871Open ↗
▸Other Documents1
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
11/18/2019321401871Open ↗