← Back
Single or multiple dwelling with stores or offices
3817 12 AVENUE
BROOKLYN · BIN 3123114
💬 Discuss this project
1899Year Built
3Stories
S9Building Class
M1-2/R6BZoning
—Gross Floor Area
4Units
19 Open Violations ▸FDNY Report ↗
Single or multiple dwelling with stores or offices · Owner of record: DAVID NINA MAZEL AND ARIEL TRUST · 2.1 FAR built · Flood zone X
Locations of Work
Architecture
Floor 11p · 2 filings · 4 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
DAVID NINA MAZEL AND ARIEL TRUST103/22/2026
ALLISLANDFITNESS203/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CA ENGINEERING, LLC211/13/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
RAGNAROK CONSULTANTS403/21/2026
Building Lifecycle
All (42)Filed (2)Violation (40)
06/24/2026
Violation issued (HPD, open)
B
06/24/2026
Violation issued (HPD, open)
A
06/24/2026
Violation issued (HPD, open)
B
06/24/2026
Violation issued (HPD, open)
B
05/29/2026
Violation issued (HPD, open)
A
11/24/2025
Violation issued (HPD, closed)
I
11/14/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/13/2025
Filed — Alteration
SUPERSEDE DOB # 320989301, WHICH INCLUDE GAS PIPING TO UNIT BOILERS, CAP & REMOVAL OF 1 BOILER, & 1 HOT WATER HEATER. BOILERS TO BE FILED SEPARATELY. NEW WORK TO INCLUDE INSTALLATION OF 1 GAS METER. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B01313930-I1
11/13/2025
Filed — Alteration
SUPERSEDE DOB # 320989301, WHICH INCLUDES INSTALLATION OF TWO UNIT COMBI BOILERS. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B01315947-I1
08/01/2025
Violation issued (FDNY_NOV, closed)
12/04/2024
Violation issued (HPD, closed)
I
11/28/2023
Violation issued (HPD, closed)
I
06/30/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/30/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/25/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/17/2022
Violation issued (HPD, closed)
I
03/16/2022
Violation issued (HPD, closed)
I
06/24/2021
Violation issued (FDNY_ORDER, closed)
06/24/2021
Violation issued (FDNY_NOV, closed)
04/21/2021
Violation issued (HPD, closed)
I
11/08/2019
Violation issued (HPD, closed)
I
11/08/2019
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/06/2018
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/10/2018
Violation issued (HPD, closed)
I
02/24/2017
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
10/01/2015
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/24/2014
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/13/2011
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
12/31/2009
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/01/2009
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/03/2008
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/31/2005
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/10/2004
Violation issued (ECB, closed)
Construction
02/13/2004
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/28/2000
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/28/2000
Violation issued (ECB, closed)
Quality of Life
11/28/2000
Violation issued (ECB, closed)
Construction
11/28/2000
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/21/1999
Violation issued (DOB, closed)
VW*-VIOLATION - WORK W/O PERMIT DISMISSED
01/21/1999
Violation issued (ECB, closed)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISOTISSUEDBRICKSTONE CONST & RENOV06/01/2016
BISBLISSUEDLLOYD G DRUMMOND PLBG&GEN09/24/2015
BISBLISSUEDLLOYD G DRUMMOND PLBG&GEN07/17/2015
BISOTISSUEDFIRST CONSTRUCTION GROUP09/23/2014
BISEQISSUEDFIRST CONSTRUCTION GROUP09/23/2014
BISOTISSUEDJABAL CONTRACTING CORP09/05/2014
BISPLISSUEDH BRONNER & SON PLBG & HTG11/27/2004
BIS—ISSUEDMAINLAND PLG & HTG INC.09/06/2002
BISOTISSUEDSHERCO CONTRACTING CORP.OF N.Y.09/14/2001
BISPLISSUEDSPECIALIZED PLG. INC06/01/1999
BISOTISSUEDRAPID PERFORMANCE JOBS INC03/01/1999
1 project · most recent 11/13/2025
Gas
FiledStatusContractorScope
11/13/2025——Gas
Nothing on file for this building.
▾Documents — 22 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/19/2026B01315947-I1Request digital key ↗
08/19/2026B01313930-I1Request digital key ↗
▸Applications & Permits5
▸BISWORK PERMIT APPLICATION4
06/02/2016320989301Open ↗
08/12/2015320989301Open ↗
09/09/2014320989301Open ↗
Showing 3 of 4 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION1
04/11/2014320989301Open ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/13/2026B01313930-I1Open ↗
08/13/2026B01315947-I1Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
04/11/2014320989301Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
04/11/2014320989301Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1
04/11/2014320989301Open ↗
▸Trade Schedules & Equipment2
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
04/11/2014320989301Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
04/11/2014320989301Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
04/11/2014320989301Open ↗
▸Energy Compliance1
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
04/11/2014320989301Open ↗
▸Approvals, Objections & Sign-offs4
▸BISSUPERSEDING LETTER2
06/02/2016320989301Open ↗
08/12/2015320989301Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION1
04/11/2014320989301Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
04/11/2014320989301Open ↗
▸Cost, Insurance & Ownership1
▸BISCOST AFFIDAVIT1
04/11/2014320989301Open ↗
▸Other Documents1
▸BISPLOT DIAGRAM1
04/11/2014320989301Open ↗