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Office with apartments (no commercial)
4812 7 AVENUE
BROOKLYN · BIN 3012727
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1919Year Built
3Stories
O8Building Class
R7AZoning
7,410 sfGross Floor Area
6Units
Rent Stabilized0 Open ViolationsFDNY Report ↗
Office with apartments (no commercial) · Owner of record: SIXLAND HOLDING GROUP INC. · 2,500 sf lot · 2.96 FAR built · Flood zone X
Locations of Work
Architecture
Cellar1p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
SIXLAND HOLDING GROUP4407/08/2026
MASTER WORKS CONTRACTOR I1603/22/2026
SUNSET HEIGHTS REALTY803/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
05/07/2019$1.7M—SUNSET HEIGHTS REALTY LLC → SIXLAND HOLDING GROUP INC.$229/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
S M TAM ARCHITECT, PLLC607/06/2022
HARRY TENENBAUM,PE202/25/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MEI BUILDINGS SERVICES203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
PIPESTYLISTS, INCPlumbing707/08/2026
D Z IMAGE INCGeneral Contractor303/21/2026
MASTER WORKS CONTRACTOR IGeneral Contractor303/21/2026
KWONG MING ELECTRIC INCElectrical103/22/2026
PIPESTYLISTSGeneral Contractor103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
KL INNOVATIVE DESIGN INC7225607/06/2022
Building Lifecycle
All (90)Filed (8)Permit Issued (6)Signed Off (4)Violation (42)Inspection (3)Objection (6)Special Inspection (21)
06/22/2026
Signed off — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-S1
06/22/2026
Signed off — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-S2
11/27/2024
Violation issued (HPD, closed)
I
04/25/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/20/2023
Violation issued (HPD, closed)
A
02/28/2023
Signed off — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-I1
08/01/2022
Inspection — Pass-Final Boiler Equipment Inspection
Pass
View inspection ↗
07/27/2022
Permit issued — Boiler Equipment
B00429635-S2-BE
07/06/2022
Filed — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-S2
07/05/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
07/05/2022
Special inspection requirement — Heating Systems
HO YIN LAW
06/27/2022
Inspection — Pass-Final Boiler Equipment Inspection
Pass
View inspection ↗
06/22/2022
Special inspection requirement — HVAC and service water heating system controls
HO YIN LAW
06/22/2022
Special inspection requirement — Maintenance information
HO YIN LAW
06/22/2022
Special inspection requirement — HVAC and service water heating equipment
HO YIN LAW
06/22/2022
Special inspection requirement — Heating Systems
HO YIN LAW
06/22/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
06/07/2022
Special inspection requirement — Heating Systems
HO YIN LAW
06/07/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
05/23/2022
Objection resolved — Addressed
05/23/2022
Objection resolved — Addressed
05/15/2022
Objection raised — Other
05/15/2022
Objection raised — Other
05/10/2022
Filed — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-P3
05/10/2022
Filed — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-P4
04/26/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
04/26/2022
Special inspection requirement — Heating Systems
HO YIN LAW
04/26/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
04/26/2022
Special inspection requirement — Heating Systems
HO YIN LAW
04/26/2022
Special inspection requirement — Maintenance information
HO YIN LAW
04/26/2022
Special inspection requirement — HVAC and service water heating equipment
HO YIN LAW
04/26/2022
Special inspection requirement — HVAC and service water heating system controls
HO YIN LAW
03/17/2022
Inspection — Fail-Final Boiler Equipment Inspection
Fail
View inspection ↗
03/11/2022
Permit issued — Boiler Equipment
B00429635-S1-BE
02/18/2022
Violation issued (HPD, closed)
I
02/18/2022
Violation issued (HPD, closed)
A
01/20/2022
Permit issued — Boiler Equipment
B00429635-I1-BE
01/12/2022
Objection resolved — Addressed
01/11/2022
Signed off — Alteration
PROPOSED CONSTRUCTION FENCE FILED IN CONJUNCTION WITH A1 JOB #321593940
B00255639-I1
01/11/2022
Objection raised — Other
01/06/2022
Filed — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-S1
01/06/2022
Filed — Alteration
PROPOSED BOILER WORK AS PER PLAN. THIS APPLICATION FILED IN CONJUNCTION WITH WORK AT 4812 7 AVE, A1 JOB# 321593940. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00429635-P1
10/12/2021
Special inspection requirement — HVAC and service water heating equipment
HO YIN LAW
10/12/2021
Special inspection requirement — Maintenance information
HO YIN LAW
10/12/2021
Special inspection requirement — HVAC and service water heating system controls
HO YIN LAW
10/12/2021
Special inspection requirement — Heating Systems
HO YIN LAW
10/12/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
HO YIN LAW
04/05/2021
Violation issued (HPD, closed)
A
03/23/2021
Violation issued (ECB, closed)
Construction
03/23/2021
Violation issued (ECB, closed)
Site Safety
02/25/2021
Filed — Alteration
PROPOSED CONSTRUCTION FENCE FILED IN CONJUNCTION WITH A1 JOB #321593940
B00255639-P1
02/23/2021
Permit issued — Construction Fence
B00255639-I1-FN
01/27/2021
Violation issued (ECB, closed)
Construction
01/27/2021
Violation issued (ECB, closed)
Construction
01/27/2021
Violation issued (ECB, closed)
Construction
01/27/2021
Violation issued (ECB, closed)
Construction
01/27/2021
Violation issued (ECB, closed)
Unknown
01/27/2021
Violation issued (ECB, closed)
Construction
01/20/2021
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/24/2020
Permit issued — Boiler Equipment
B00429635-I1-BE
Latest 60 of 90 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWBoiler EquipmentSigned-offT & T PLUMBING INC07/27/2022
DOB NOWBoiler EquipmentSigned-offT & T PLUMBING INC03/11/2022
DOB NOWBoiler EquipmentSigned-offT & T PLUMBING INC01/20/2022
DOB NOWConstruction FenceSigned-offMASTER WORKS CONTRACTOR I02/23/2021
DOB NOWBoiler EquipmentSigned-offT & T PLUMBING INC12/24/2020
DOB NOWConstruction FenceSigned-offD Z IMAGE INC10/30/2019
BIS—ISSUEDCUBE BUILDERS GROUP NY03/21/2025
BIS—ISSUEDCUBE BUILDERS GROUP NY03/21/2022
BISPLISSUEDPIPESTYLISTS, INC11/04/2021
BIS—ISSUEDMASTER WORKS CONTRACTOR I02/18/2021
BIS—ISSUEDMASTER WORKS CONTRACTOR I02/18/2021
BISPLISSUEDPIPESTYLISTS, INC10/15/2020
BIS—ISSUEDMASTER WORKS CONTRACTOR I09/15/2020
BIS—ISSUEDMASTER WORKS CONTRACTOR I06/17/2020
BIS—ISSUEDMASTER WORKS CONTRACTOR I06/17/2020
BISEQISSUEDUNITED INDUSTRIES & CONST07/31/2009
BISPLISSUEDFOUNTAIN OF TREVI, INC03/17/2009
BIS—ISSUEDUNITED INDUSTRIES & CONST03/12/2009
BISEQISSUEDUNITED INDUSTRIES & CONST03/12/2009
BISEQISSUEDUNITED INDUSTRIES & CONST03/12/2009
2 projects · most recent 08/10/2021
General Wiring
FiledStatusContractorScope
08/10/2021CompleteKWONG MING ELECTRIC INCGeneral Wiring
04/26/2021CompleteUNITED ELEC'L CONT'G CORP—
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
08/01/2022Pass-Final Boiler Equipment InspectionPassView ↗
06/27/2022Pass-Final Boiler Equipment InspectionPassView ↗
03/17/2022Fail-Final Boiler Equipment InspectionFailView ↗
▾Special Inspection Requirements (DOB NOW) — 21
DateRequirementInspectorRole
07/05/2022Fire-Resistant Penetrations and JointsHO YIN LAWspecial
07/05/2022Heating SystemsHO YIN LAWspecial
06/22/2022HVAC and service water heating system controls HO YIN LAWenergy_progress
06/22/2022Maintenance informationHO YIN LAWenergy_progress
06/22/2022HVAC and service water heating equipment HO YIN LAWenergy_progress
06/22/2022Heating SystemsHO YIN LAWspecial
06/22/2022Fire-Resistant Penetrations and JointsHO YIN LAWspecial
06/07/2022Heating SystemsHO YIN LAWspecial
06/07/2022Fire-Resistant Penetrations and JointsHO YIN LAWspecial
04/26/2022Fire-Resistant Penetrations and JointsHO YIN LAWspecial
04/26/2022Heating SystemsHO YIN LAWspecial
04/26/2022Fire-Resistant Penetrations and JointsHO YIN LAWspecial
04/26/2022Heating SystemsHO YIN LAWspecial
04/26/2022Maintenance informationHO YIN LAWenergy_progress
04/26/2022HVAC and service water heating equipment HO YIN LAWenergy_progress
04/26/2022HVAC and service water heating system controls HO YIN LAWenergy_progress
10/12/2021HVAC and service water heating equipment HO YIN LAWenergy_progress
10/12/2021Maintenance informationHO YIN LAWenergy_progress
10/12/2021HVAC and service water heating system controls HO YIN LAWenergy_progress
10/12/2021Heating SystemsHO YIN LAWspecial
10/12/2021Fire-Resistant Penetrations and JointsHO YIN LAWspecial
▾Documents — 218 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch3
09/02/2026B00429635-S1Request digital key ↗
09/02/2026B00429635-S2Request digital key ↗
08/14/2026B00429635-P3Request digital key ↗
▸DOB NOWPlans/Sketch - Boiler Equipment3
09/02/2026B00429635-I1Request digital key ↗
08/15/2026B00429635-P4Request digital key ↗
08/14/2026B00429635-P1Request digital key ↗
▸DOB NOWPlans/Sketch - Construction Fence2
09/02/2026B00255639-I1Request digital key ↗
08/15/2026B00255639-P1Request digital key ↗
▸Applications & Permits46
▸BISPLAN / WORK APPROVAL APPLICATION26
09/27/2022321593940Open ↗
09/02/2022321593940Open ↗
08/31/2022321593940Open ↗
Showing 3 of 26 on file for this type
▸BISWORK PERMIT APPLICATION15
06/07/2021321593940Open ↗
05/28/2021321593940Open ↗
10/28/2020321593940Open ↗
Showing 3 of 15 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION3
06/15/2021321593940Open ↗
06/07/2021321593940Open ↗
10/27/2009310166343Open ↗
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION2
08/30/2019321593940Open ↗
08/30/2019321593940Open ↗
▸Zoning, Tax Lot & Property Records8
▸BISZONING EXHIBIT I: CERTIFICATION2
08/30/2019321593940Open ↗
12/19/2008310166343Open ↗
▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1
08/30/2019321593940Open ↗
▸BISVERIFY TAX LOT1
02/05/2022321593940Open ↗
▸BISADDRESS: NEW HOUSE NUMBER APPROVED1
08/30/2019321593940Open ↗
▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1
02/05/2022321593940Open ↗
▸BISZONING DIAGRAM1
09/06/2019321593940Open ↗
▸BISZONING EXHIBIT III: DESC & OWNERSHIP STMNT1
12/19/2008310166343Open ↗
▸Seals & Professional Certifications29
▸DOB NOWSpecial Inspector Seal & Signature11
09/01/2026B00429635-P4Open ↗
09/01/2026B00429635-P4Open ↗
08/31/2026B00429635-S2Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWProgress Inspector Seal & Signature9
09/01/2026B00429635-P4Open ↗
09/01/2026B00429635-P4Open ↗
09/01/2026B00429635-P4Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
09/02/2026B00429635-S1Open ↗
09/02/2026B00429635-P1Open ↗
09/02/2026B00429635-P4Open ↗
Showing 3 of 8 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1
12/20/2008310166343Open ↗
▸Trade Schedules & Equipment17
▸BISSCHEDULE B - PLUMBING13
09/27/2022321593940Open ↗
08/31/2022321593940Open ↗
10/26/2021321593940Open ↗
Showing 3 of 13 on file for this type
▸BISHVAC & SERVICE WATER HEATING EQUIPMENT1
02/10/2022321593940Open ↗
▸BISHVAC & SERVICE WATER HEATING SYSTEM CONTROLS1
02/10/2022321593940Open ↗
▸BISSPRINKLER SYSTEMS1
01/19/2022321593940Open ↗
▸BISSELF-CERT PLUMBING NOTICE1
12/15/2009310166343Open ↗
▸Safety & Tenant Protection8
▸DOB NOWTenant Protection Plan5
08/13/2026B00429635-P1Open ↗
08/13/2026B00429635-P4Open ↗
08/13/2026B00255639-P1Open ↗
Showing 3 of 5 on file for this type
▸BISST-1: Street Tree Checklist2
12/19/2008310166343Open ↗
08/30/2019321593940Open ↗
▸BISTENANT PROTECTION PLAN AND NOTES1
02/11/2021321593940Open ↗
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
09/02/2026B00429635-I1Open ↗
09/02/2026B00429635-S2Open ↗
09/02/2026B00429635-S1Open ↗
Showing 3 of 6 on file for this type
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
07/09/2008310166343Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
08/30/2019321593940Open ↗
▸Energy Compliance11
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
06/12/2020321593940Open ↗
08/30/2019321593940Open ↗
▸BISINTERIOR LIGHTING POWER1
02/10/2022321593940Open ↗
▸BISFENESTRATION U-FACTOR & PRODUCT RATING1
02/10/2022321593940Open ↗
▸BISFENESTRATION AREAS1
02/10/2022321593940Open ↗
▸BISINSULATION PLACEMENT & R VALUES1
02/10/2022321593940Open ↗
▸BISLIGHTING IN DWELLING UNITS1
02/10/2022321593940Open ↗
▸BISENERGY CODE COMPLIANCE INSPECTIONS1
02/10/2022321593940Open ↗
▸BISLIGHTING CONTROLS1
02/10/2022321593940Open ↗
▸BIS* HVAC INSULATION AND SEALING1
02/10/2022321593940Open ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
02/10/2022321593940Open ↗
▸Inspections & Test Reports20
▸BISTECHNICAL REPORT: RESPONSIBILITY9
01/06/2022321593940Open ↗
02/11/2021321593940Open ↗
02/11/2021321593940Open ↗
Showing 3 of 9 on file for this type
▸BISTECHNICAL REPORT: SOIL INSPECTION2
06/01/2020321593940Open ↗
08/30/2019321593940Open ↗
▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1
02/10/2022321593940Open ↗
▸BISFIRE-RESISTIVE RATED CONSTRUCTION1
02/10/2022321593940Open ↗
▸BISFOOTING AND FOUNDATION INSPECTION1
02/10/2022321593940Open ↗
▸BISMASONRY1
02/10/2022321593940Open ↗
▸BISSTRUCTURAL STEEL - WELDING1
02/10/2022321593940Open ↗
▸BISSUBGRADE INSP / SOILS-SITE PREP1
02/10/2022321593940Open ↗
▸BISSOIL REPORT1
08/30/2019321593940Open ↗
▸BISMECHANICAL SYSTEMS1
02/10/2022321593940Open ↗
▸BISSTRUCTURAL STABILITY - EXISTING BUILDINGS1
02/10/2022321593940Open ↗
▸Approvals, Objections & Sign-offs18
▸BISSCHEDULE A - OCCUPANCY / USE13
09/02/2022321593940Open ↗
08/31/2022321593940Open ↗
12/10/2021321593940Open ↗
Showing 3 of 13 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION2
06/01/2020321593940Open ↗
06/01/2020321593940Open ↗
▸BISSUPERSEDING LETTER2
06/07/2021321593940Open ↗
05/28/2021321593940Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
07/09/2008310166343Open ↗
▸Cost, Insurance & Ownership9
▸BISPROJECT-SPECIFIC GL INSURANCE3
06/07/2021321593940Open ↗
06/19/2020321593940Open ↗
06/12/2020321593940Open ↗
▸BISCOST AFFIDAVIT3
06/01/2020321593940Open ↗
04/27/2020321593940Open ↗
08/30/2019321593940Open ↗
▸BISPROJECT SPECIFIC GENERAL LIABILITY INSURANCE2
05/28/2021321593940Open ↗
06/19/2020321593940Open ↗
▸BISAcord 25 (Acord Certificate of Liability Insurance)1
06/19/2020321593940Open ↗
▸Filing & Intake Forms21
▸BISADDITIONAL INFORMATION13
09/14/2022321593940Open ↗
12/29/2021321593940Open ↗
12/29/2021321593940Open ↗
Showing 3 of 13 on file for this type
▸BISEFILING COVER SHEET6
08/30/2019321593940Open ↗
06/27/2019321593940Open ↗
06/27/2019321593940Open ↗
Showing 3 of 6 on file for this type
▸BISBOROUGH INTAKE FORM2
06/07/2021321593940Open ↗
05/28/2021321593940Open ↗
▸Other Documents5
▸BISMAINTENANCE INFORMATION1
02/10/2022321593940Open ↗
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
08/31/2020321593940Open ↗
▸BISPROTECTION OF EXPOSED FOUNDATION INSULATION1
02/10/2022321593940Open ↗
▸BISPLOT DIAGRAM1
08/30/2019321593940Open ↗
▸BISUNDERPINNING1
02/10/2022321593940Open ↗