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Two family frame
121 HART STREET
BROOKLYN · BIN 3049141
💬 Discuss this project
1910Year Built
2Stories
B2Building Class
R6BZoning
1,476 sfGross Floor Area
2Units
8 Open Violations ▸FDNY Report ↗
Two family frame · 1,850 sf lot · 0.8 FAR built · Flood zone X
Locations of Work
ArchitectureGeneral
Roof1p · 1 filing · 14 docs
Floor 23p · 2 filings · 20 docs
Floor 1
Cellar2p · 2 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
KAJ NY CONSTRUCTION1207/08/2026
ACE GROUP NY103/22/2026
RIGHT CAPITOL GROUP LLC103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/25/2021$1000K—— → —$677/sf building
05/23/2018$995K—— → —$674/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CNS INSPECTION SERVICES LLC106/11/2024
360 ENGINEERING P.C.102/27/2023
FL&M ENGINEERING DESIGN &INSPECTION209/14/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
EZFILINGNYCORP203/21/2026
GREEN STUDIO403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KAJ NY CONSTRUCTION INCGeneral Contractor407/08/2026
MOSSA, VITOFire Protection303/21/2026
HOLNESS, GEORGEElectrical103/21/2026
TRANSCANADAElectrical103/21/2026
ACE GROUP NY CORPGeneral Contractor107/08/2026
Building Lifecycle
All (112)Filed (4)Permit Issued (3)Violation (15)Objection (74)Special Inspection (16)
09/12/2025
Violation issued (ECB, open)
Zoning
09/18/2024
Objection raised — Admin
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
09/18/2024
Objection raised — Other
09/18/2024
Objection resolved — Addressed
08/16/2024
Objection raised — Other
08/16/2024
Objection resolved — Addressed
08/06/2024
Objection raised — Other
08/06/2024
Objection resolved — Addressed
08/06/2024
Objection raised — Other
08/06/2024
Objection resolved — Addressed
07/17/2024
Objection raised — Other
07/17/2024
Objection resolved — Addressed
06/28/2024
Violation issued (ECB, open)
Unknown
06/25/2024
Objection raised — Other
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Scope
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Scope
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Other
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Other
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Other
06/25/2024
Objection resolved — Addressed
06/25/2024
Objection raised — Zoning
06/25/2024
Objection resolved — Addressed
06/11/2024
Filed — Alteration
HEREWITH FILING TO ADD 3 STORY REAR EXTENSION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B01064164-I1
06/10/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
06/10/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
06/10/2024
Special inspection requirement — Energy Code Compliance Inspections
06/10/2024
Special inspection requirement — Fire-Resistance Rated Construction
06/10/2024
Special inspection requirement — Final
06/10/2024
Special inspection requirement — Interior lighting power
06/10/2024
Special inspection requirement — Lighting in dwelling units
06/10/2024
Special inspection requirement — Lighting controls
05/17/2024
Objection raised — Admin
05/17/2024
Objection raised — Admin
05/17/2024
Objection raised — Scope
Latest 60 of 112 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWConstruction FencePermit IssuedACE GROUP NY CORP02/28/2024
DOB NOWSidewalk ShedPermit IssuedKAJ NY CONSTRUCTION INC06/05/2023
DOB NOWConstruction FencePermit IssuedKAJ NY CONSTRUCTION INC09/14/2022
BISEQISSUEDAMERICAN NATIONAL PLG & HTG INC01/31/2008
BIS—ISSUEDAMERICAN NATIONAL PLG & HTG INC01/31/2008
BISPLISSUEDAMERICAN NATIONAL PLG & HTG INC01/31/2008
BISOTISSUEDBENEDETTO11/16/2007
1 project · most recent 09/14/2022
Sidewalk Shed
FiledStatusContractorScope
09/14/2022Permit IssuedKAJ NY CONSTRUCTION INCSidewalk Shed
▾Special Inspection Requirements (DOB NOW) — 16
DateRequirementInspectorRole
06/10/2024Structural Stability – Alterations of existing buildings—special
06/10/2024Fire-Resistant Penetrations and Joints—special
06/10/2024Energy Code Compliance Inspections—progress
06/10/2024Fire-Resistance Rated Construction—progress
06/10/2024Final—progress
06/10/2024Interior lighting power—energy_progress
06/10/2024Lighting in dwelling units—energy_progress
06/10/2024Lighting controls—energy_progress
02/23/2023Interior lighting powerPETER FOSTERenergy_progress
02/23/2023Fire-Resistant Penetrations and JointsPETER FOSTERspecial
02/23/2023Structural Stability – Alterations of existing buildingsPETER FOSTERspecial
02/23/2023Energy Code Compliance InspectionsPETER FOSTERprogress
02/23/2023Fire-Resistance Rated ConstructionPETER FOSTERprogress
02/23/2023Lighting controlsPETER FOSTERenergy_progress
02/23/2023Lighting in dwelling unitsPETER FOSTERenergy_progress
02/15/2023Final—progress
▾Documents — 61 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/28/2026B08002279-I1Request digital key ↗
08/28/2026B08001826-I1Request digital key ↗
08/24/2026B01064164-P1Request digital key ↗
Showing 3 of 5 on file for this type
▸Applications & Permits10
▸BISWORK PERMIT APPLICATION5
01/31/2008310031051Open ↗
01/31/2008310031051Open ↗
01/31/2008310031051Open ↗
Showing 3 of 5 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION4
09/29/2010310057933Open ↗
11/21/2008310031051Open ↗
02/13/2008310031051Open ↗
Showing 3 of 4 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
05/16/2012310031051Open ↗
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram3
08/15/2026B01064164-I1Open ↗
08/13/2026B00830211-I1Open ↗
08/13/2026B01064164-P1Open ↗
▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1
10/30/2007310031051Open ↗
▸Seals & Professional Certifications16
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/28/2026B08001826-I1Open ↗
08/24/2026B01064164-I1Open ↗
08/13/2026B00830211-I1Open ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4
09/15/2010310063285Open ↗
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
Showing 3 of 4 on file for this type
▸BISPC FULL REPORT3
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
10/19/2007310031051Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST2
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM2
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
▸Trade Schedules & Equipment2
▸BISSELF-CERT PLUMBING NOTICE1
12/08/2008310031051Open ↗
▸BISSCHEDULE B - PLUMBING1
11/21/2008310031051Open ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/15/2026B01064164-I1Open ↗
08/13/2026B00830211-I1Open ↗
08/13/2026B01064164-P1Open ↗
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER2
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
10/19/2007310031051Open ↗
▸Approvals, Objections & Sign-offs5
▸BISADMINISTRATIVE OBJECTIONS3
12/04/2007310063285Open ↗
11/14/2007310057933Open ↗
10/19/2007310031051Open ↗
▸BISSCHEDULE A - OCCUPANCY / USE1
02/13/2008310031051Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
09/15/2010310063285Open ↗
▸Cost, Insurance & Ownership4
▸BISCOST AFFIDAVIT4
01/31/2008310031051Open ↗
01/31/2008310031051Open ↗
01/31/2008310031051Open ↗
Showing 3 of 4 on file for this type
▸Other Documents9
▸DOB NOWPlot Diagram3
08/15/2026B01064164-I1Open ↗
08/13/2026B01064164-P1Open ↗
08/13/2026B00830211-I1Open ↗
▸DOB NOWSite Survey: Initial3
08/15/2026B01064164-I1Open ↗
08/13/2026B00830211-I1Open ↗
08/13/2026B01064164-P1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/15/2026B01064164-I1Open ↗
08/13/2026B00830211-I1Open ↗
08/13/2026B01064164-P1Open ↗