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Elevator apt, semi-fireproof with stores
621 LEFFERTS AVENUE
BROOKLYN · Crown Heights (South) · BIN 3035221
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1926Year Built
6Stories
D7Building Class
R7-1Zoning
146,400 sfGross Floor Area
124Units
LL97 CoveredRent Stabilized102 Open Violations 101 unresolved · 1 paperwork only ▸
Elevator apt, semi-fireproof with stores · Owner of record: MARINE EQUITIES MAPLE · 24,308 sf lot · 6.02 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
MARINE EQUITIES MAPLE1503/22/2026
MARINE EQUITIES WASHINGTO103/22/2026
621 LEFFERTS AVE103/22/2026
HIRTH REALTY ESTATE CO103/22/2026
HIRTH REAL ESTATE803/22/2026
621 LEFFERTS AVE OWNERS103/22/2026
OWNER OF 621 LEFFERTS AVE103/22/2026
HIRTH REALTY203/22/2026
MR. HIRTH REALTY103/22/2026
M & M CROWN REALTY, LLC403/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SYED ENGINEERING, P.C.110/03/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ADVANCED BUILDERS SERVICES103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
AKSH QUALITY CONTRACTINGGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SYED ENGINEERING, P.C.7054110/03/2021
Building Lifecycle
All (63)Filed (1)Permit Issued (1)Signed Off (1)Violation (60)
09/02/2026
Violation issued (HPD, open)
A
06/30/2026
Violation issued (HPD, open)
C
06/30/2026
Violation issued (HPD, open)
B
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, open)
A
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, open)
C
06/24/2026
Violation issued (HPD, closed)
A
06/24/2026
Violation issued (HPD, closed)
A
06/23/2026
Violation issued (HPD, open)
B
06/23/2026
Violation issued (HPD, open)
C
06/23/2026
Violation issued (HPD, closed)
C
06/23/2026
Violation issued (HPD, open)
C
05/13/2026
Violation issued (HPD, open)
C
05/13/2026
Violation issued (HPD, closed)
A
05/13/2026
Violation issued (HPD, closed)
B
04/15/2026
Violation issued (HPD, closed)
B
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
B
04/15/2026
Violation issued (HPD, open)
B
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, open)
C
04/15/2026
Violation issued (HPD, closed)
A
04/15/2026
Violation issued (HPD, open)
C
04/03/2026
Violation issued (HPD, open)
B
04/03/2026
Violation issued (HPD, open)
B
04/03/2026
Violation issued (HPD, open)
B
04/03/2026
Violation issued (HPD, open)
B
03/12/2026
Violation issued (HPD, closed)
C
03/12/2026
Violation issued (HPD, closed)
B
03/12/2026
Violation issued (HPD, closed)
B
03/09/2026
Violation issued (HPD, closed)
B
03/09/2026
Violation issued (HPD, closed)
C
03/09/2026
Violation issued (HPD, closed)
C
Latest 60 of 63 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offAKSH QUALITY CONTRACTING10/20/2021
BISPLISSUEDA. HTG AND PLBG WORKS INC04/26/2018
BISFBISSUEDENVIRONMENTAL PRO MECH04/26/2018
BISPLISSUEDA. HTG AND PLBG WORKS INC12/21/2016
BISFBISSUEDENVIRONMENTAL PRO MECH12/21/2016
BISOTISSUEDLUIS FERMIN02/10/2006
BISPLISSUEDAVON PLBG & HTG INC02/10/2006
BISOTISSUEDPARKSET PLUMB. CO INC12/05/1990
BISPLISSUEDPARKSET PLUMBING CO INC12/05/1990
2 projects · most recent 03/06/2025
General Wiring
FiledStatusContractorScope
03/06/2025Permit IssuedACCURATE ELEC'L CORP.General Wiring
10/29/2019Permit IssuedWILLDAN ELECTRICAL OF NYGeneral Wiring
Nothing on file for this building.
▾Documents — 30 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
09/01/2026B00603634-I1Request digital key ↗
▸Applications & Permits6
▸BISWORK PERMIT APPLICATION5
04/27/2018340456447Open ↗
04/27/2018340456447Open ↗
04/27/2018340456447Open ↗
Showing 3 of 5 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION1
12/20/2016340456447Open ↗
▸Seals & Professional Certifications4
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
12/20/2016340456447Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
12/20/2016340456447Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
12/20/2016340456447Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
09/01/2026B00603634-I1Open ↗
▸Trade Schedules & Equipment2
▸BISSCHEDULE B - PLUMBING1
12/20/2016340456447Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
12/20/2016340456447Open ↗
▸Safety & Tenant Protection1
▸BISTENANT PROTECTION PLAN AND NOTES1
12/20/2016340456447Open ↗
▸Environmental & Asbestos2
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
12/20/2016340456447Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
09/01/2026B00603634-I1Open ↗
▸Energy Compliance4
▸BISAS-BUILT ENERGY ANALYSIS1
08/14/2018340456447Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
12/20/2016340456447Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
08/14/2018340456447Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
12/20/2016340456447Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
12/20/2016340456447Open ↗
▸Approvals, Objections & Sign-offs3
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
09/18/2018340456447Open ↗
08/14/2018340456447Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION1
08/14/2018340456447Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
08/14/2018340456447Open ↗
12/20/2016340456447Open ↗
▸Filing & Intake Forms4
▸BISBOROUGH INTAKE FORM2
09/18/2018340456447Open ↗
08/14/2018340456447Open ↗
▸BISADDITIONAL INFORMATION1
12/22/2016340456447Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
12/20/2016340456447Open ↗