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Two family converted from one family
6712 12 AVENUE
BROOKLYN · BIN 3142822
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1930Year Built
2.5Stories
B3Building Class
R5BZoning
2,000 sfGross Floor Area
2Units
Rent Stabilized1 Open Violation ▸FDNY Report ↗
Two family converted from one family · 4,000 sf lot · 0.5 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbingGeneral
Floor 12p · 1 filing · 12 docs
Cellar2p · 2 filings · 18 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/08/2022$1.6M—K & C LISA LLC → Private party$775/sf building
07/24/2018$1.3M—— → —$638/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JUST CONSULTING ENGINEERING711/22/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ECDESIGN STUDIO1403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
STAR UNIVERSE RENOVATION*General Contractor303/21/2026
SPLEN CONSTRUCTION INCGeneral Contractor107/08/2026
CATMAN PLUMBING INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
G ENGINEERING PC7778311/22/2022
Building Lifecycle
All (31)Filed (7)Permit Issued (3)Signed Off (3)Violation (5)Inspection (7)Special Inspection (6)
11/24/2025
Violation issued (HPD, open)
I
12/04/2024
Violation issued (HPD, closed)
I
11/28/2023
Violation issued (HPD, closed)
I
01/20/2023
Signed off — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777034-I1
12/13/2022
Signed off — Alteration
INSTALL 8' TEMP. PLYWOOD FENCE AS PER PLAN. NO CHANGE OF USE, OCCUPANCY OR EGRESS.
B00780656-I1
12/08/2022
Signed off — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777031-I1
11/30/2022
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
11/25/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
XIONGCAI GU
11/25/2022
Special inspection requirement — Fire-Resistance Rated Construction
XIONGCAI GU
11/25/2022
Special inspection requirement — Energy Code Compliance Inspections
XIONGCAI GU
11/22/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777031-P2
11/22/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
XIONGCAI GU
11/22/2022
Special inspection requirement — Energy Code Compliance Inspections
XIONGCAI GU
11/22/2022
Special inspection requirement — Fire-Resistance Rated Construction
XIONGCAI GU
11/21/2022
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
11/21/2022
Inspection — Pass-Final Fence Non-Directive 14
Pass
View inspection ↗
11/18/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777034-P2
11/17/2022
Violation issued (HPD, closed)
I
11/16/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777031-P1
09/15/2022
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
09/15/2022
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
09/15/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/15/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/09/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777034-P1
08/02/2022
Permit issued — Plumbing
B00777034-I1-PL
08/01/2022
Permit issued — General Construction
B00777031-I1-GC
07/26/2022
Permit issued — Construction Fence
B00780656-I1-FN
07/25/2022
Filed — Alteration
INSTALL 8' TEMP. PLYWOOD FENCE AS PER PLAN. NO CHANGE OF USE, OCCUPANCY OR EGRESS.
B00780656-I1
07/21/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777034-I1
07/21/2022
Filed — Alteration
RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B00777031-I1
03/16/2022
Violation issued (HPD, closed)
I
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offCATMAN PLUMBING INC08/02/2022
DOB NOWGeneral ConstructionSigned-offSTAR UNIVERSE RENOVATION*08/01/2022
DOB NOWConstruction FenceSigned-offSPLEN CONSTRUCTION INC07/26/2022
1 project · most recent 11/21/2022
General Wiring
FiledStatusContractorScope
11/21/2022CompleteFIRST STAR ELECTRIC INCGeneral Wiring
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
11/30/2022Pass-Final General Construction Non-Directive 14PassView ↗
11/21/2022Fail-Final General Construction Non-Directive 14FailView ↗
11/21/2022Pass-Final Fence Non-Directive 14PassView ↗
09/15/2022Certified Gas-Gas-Piping-RoughingCertifiedView ↗
09/15/2022Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
09/15/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/15/2022Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 6
DateRequirementInspectorRole
11/25/2022Fire-Resistant Penetrations and JointsXIONGCAI GUspecial
11/25/2022Fire-Resistance Rated ConstructionXIONGCAI GUprogress
11/25/2022Energy Code Compliance InspectionsXIONGCAI GUprogress
11/22/2022Fire-Resistant Penetrations and JointsXIONGCAI GUspecial
11/22/2022Energy Code Compliance InspectionsXIONGCAI GUprogress
11/22/2022Fire-Resistance Rated ConstructionXIONGCAI GUprogress
▾Documents — 30 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/29/2026B00777034-I1Request digital key ↗
08/29/2026B00777034-P2Request digital key ↗
08/29/2026B00777034-P1Request digital key ↗
Showing 3 of 7 on file for this type
▸Applications & Permits2
▸BISPLAN / WORK APPROVAL APPLICATION2
11/21/2022322059936Open ↗
11/27/2018322059936Open ↗
▸Seals & Professional Certifications16
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/29/2026B00777034-P2Open ↗
08/29/2026B00777034-P1Open ↗
08/29/2026B00777034-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
09/02/2026B00777031-I1Open ↗
09/02/2026B00777031-I1Open ↗
08/24/2026B00777031-P2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
09/02/2026B00777031-I1Open ↗
08/24/2026B00777031-P2Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
11/27/2018322059936Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
11/27/2018322059936Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1
11/27/2018322059936Open ↗
▸Trade Schedules & Equipment1
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
11/27/2018322059936Open ↗
▸Safety & Tenant Protection1
▸BISTenant Protection Plan and Notes1
11/27/2018322059936Open ↗
▸Energy Compliance1
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
11/27/2018322059936Open ↗
▸Cost, Insurance & Ownership1
▸BISCOST AFFIDAVIT1
11/27/2018322059936Open ↗
▸Filing & Intake Forms1
▸BISEFILING COVER SHEET1
11/26/2018322059936Open ↗