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Primarily 5-6 family with 1 store or office
850 FRANKLIN AVENUE
BROOKLYN · BIN 3029697
💬 Discuss this project
1925Year Built
3Stories
S5Building Class
R6AZoning
3,912 sfGross Floor Area
6Units
Rent Stabilized17 Open Violations ▸FDNY Report ↗
Primarily 5-6 family with 1 store or office · Owner of record: PROSPECT EQUITIES OPERATING, LLC. · 2,000 sf lot · 1.96 FAR built · Flood zone X
Locations of Work
Plumbing
Floor 12p · 2 filings · 15 docs
Cellar1p · 1 filing · 9 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
ELH MGMT807/08/2026
PROSPECT EQUITIES OPERATING1003/22/2026
BILLY CONTRACTORS203/21/2026
NEIGHBORHOOD RESTORE103/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MSM ENGINEERING SERVICES, PLLC304/10/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
PHS CONSULTING SERVICE603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
EGBERT BAPTISTEElectrical103/21/2026
DJ INTERNATIONAL PLBG INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MSM ENGINEERING SERVICES,8449304/10/2023
Building Lifecycle
All (74)Filed (3)Permit Issued (1)Signed Off (1)Violation (60)Inspection (2)Special Inspection (7)
06/16/2026
Violation issued (HPD, open)
B
06/16/2026
Violation issued (HPD, open)
B
06/16/2026
Violation issued (HPD, open)
B
06/16/2026
Violation issued (HPD, open)
A
05/19/2026
Violation issued (HPD, open)
B
01/16/2026
Violation issued (FDNY_NOV, closed)
12/22/2025
Violation issued (HPD, closed)
C
12/22/2025
Violation issued (HPD, open)
C
12/22/2025
Violation issued (HPD, open)
C
12/22/2025
Violation issued (HPD, closed)
B
12/08/2025
Violation issued (HPD, closed)
B
12/08/2025
Violation issued (HPD, closed)
C
11/27/2025
Violation issued (HPD, closed)
C
11/27/2025
Violation issued (HPD, closed)
C
11/26/2025
Violation issued (HPD, closed)
C
11/26/2025
Violation issued (HPD, closed)
C
11/19/2025
Violation issued (HPD, closed)
B
11/19/2025
Violation issued (HPD, closed)
B
11/19/2025
Violation issued (HPD, closed)
B
11/19/2025
Violation issued (HPD, closed)
C
11/19/2025
Violation issued (HPD, open)
C
11/19/2025
Violation issued (HPD, open)
C
11/19/2025
Violation issued (HPD, closed)
C
11/19/2025
Violation issued (HPD, closed)
B
11/13/2025
Violation issued (HPD, closed)
B
11/13/2025
Violation issued (HPD, closed)
B
09/26/2025
Violation issued (HPD, closed)
B
09/26/2025
Violation issued (HPD, open)
C
09/26/2025
Violation issued (HPD, open)
C
09/26/2025
Violation issued (HPD, closed)
C
09/26/2025
Violation issued (HPD, closed)
A
09/26/2025
Violation issued (HPD, closed)
B
09/26/2025
Violation issued (HPD, closed)
B
07/30/2025
Violation issued (HPD, open)
B
07/30/2025
Violation issued (HPD, open)
B
02/25/2025
Violation issued (HPD, closed)
B
02/25/2025
Violation issued (HPD, closed)
B
02/25/2025
Violation issued (HPD, closed)
C
02/25/2025
Violation issued (HPD, closed)
B
02/25/2025
Violation issued (HPD, closed)
B
07/26/2023
Violation issued (HPD, closed)
C
07/03/2023
Signed off — Alteration
FILING PLUMBING WORK IN CONJUCTION WITH BIS APPLICATION #340344700. INSTALL COMMERCIAL COOKING EQUIPMENT & PLUMBING WORK AT EXISTING KITCHEN OF EATING DRINKING ESTABLISHMENT. NO CHNAGE TO USE, EGRESS OR OCCUPANCY.
B00834561-I1
06/27/2023
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
04/10/2023
Filed — Alteration
FILING PLUMBING WORK IN CONJUCTION WITH BIS APPLICATION #340344700. INSTALL COMMERCIAL COOKING EQUIPMENT & PLUMBING WORK AT EXISTING KITCHEN OF EATING DRINKING ESTABLISHMENT. NO CHNAGE TO USE, EGRESS OR OCCUPANCY.
B00834561-P1
04/10/2023
Special inspection requirement — Tenant Protection Plan Compliance
MOHAMED MAHMOUD
04/10/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
04/08/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
04/08/2023
Special inspection requirement — Tenant Protection Plan Compliance
04/05/2023
Filed — Alteration
File mechanical work type for existing hood of commercial kitchen. Existing hood and exhaust piping for the new replacement of kitchen equipment.
B00834568-I1
04/05/2023
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
03/30/2023
Special inspection requirement — Tenant Protection Plan Compliance
MOHAMED MAHMOUD
03/24/2023
Permit issued — Plumbing
B00834561-I1-PL
03/09/2023
Filed — Alteration
FILING PLUMBING WORK IN CONJUCTION WITH BIS APPLICATION #340344700. INSTALL COMMERCIAL COOKING EQUIPMENT & PLUMBING WORK AT EXISTING KITCHEN OF EATING DRINKING ESTABLISHMENT. NO CHNAGE TO USE, EGRESS OR OCCUPANCY.
B00834561-I1
02/24/2023
Special inspection requirement — Final
MOHAMED MAHMOUD
02/24/2023
Special inspection requirement — Mechanical Systems
MOHAMED MAHMOUD
11/26/2022
Violation issued (HPD, open)
A
11/26/2022
Violation issued (HPD, open)
B
11/26/2022
Violation issued (HPD, open)
B
09/09/2021
Violation issued (HPD, closed)
C
03/02/2021
Violation issued (HPD, open)
A
Latest 60 of 74 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offDJ INTERNATIONAL PLBG INC03/24/2023
BISOTISSUEDOBAR SYSTEMS, INC02/21/2019
BISPLISSUEDPLUMB-IT MECHANICAL INC08/05/2016
BISFPISSUEDNY FIRE LLC08/05/2016
BISOTISSUEDBRICK BY BRICK CONSTRUCTI01/30/2016
BISMHISSUEDACE DRYWALL SYSTEM INC06/07/2011
BIS—ISSUEDACE DRYWALL SYSTEM INC08/26/2010
BISBLISSUEDNEPTUNE MECHANICAL INC05/18/2010
BIS—ISSUEDACE DRYWALL SYSTEM INC08/21/2009
BISEQISSUEDACE DRYWALL SYSTEM INC08/21/2009
BISSPISSUEDNEPTUNE MECHANICAL INC08/06/2009
BISEQISSUEDBILLY CONT INC01/07/2009
1 project · most recent 04/05/2023
Ventilation Systems
FiledStatusContractorScope
04/05/2023——Ventilation Systems
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
06/27/2023Pass-Final PL - Up to 3 Requested FloorsPassView ↗
04/05/2023Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 7
DateRequirementInspectorRole
04/10/2023Tenant Protection Plan ComplianceMOHAMED MAHMOUDspecial
04/10/2023Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
04/08/2023Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
04/08/2023Tenant Protection Plan Compliance—special
03/30/2023Tenant Protection Plan ComplianceMOHAMED MAHMOUDspecial
02/24/2023FinalMOHAMED MAHMOUDprogress
02/24/2023Mechanical SystemsMOHAMED MAHMOUDspecial
▾Documents — 134 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/27/2026B00834561-I1Request digital key ↗
08/27/2026B00834561-P1Request digital key ↗
08/27/2026B00834568-I1Request digital key ↗
▸Applications & Permits33
▸BISWORK PERMIT APPLICATION17
02/22/2019321925761Open ↗
02/12/2019321925761Open ↗
08/08/2016340344700Open ↗
Showing 3 of 17 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION15
02/12/2019321925761Open ↗
08/18/2016340344700Open ↗
01/22/2016340344700Open ↗
Showing 3 of 15 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
12/06/2010310103250Open ↗
▸Seals & Professional Certifications34
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION15
07/15/2019321925761Open ↗
02/12/2019321925761Open ↗
02/16/2011320011072Open ↗
Showing 3 of 15 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
08/27/2026B00834561-P1Open ↗
08/26/2026B00834561-I1Open ↗
08/26/2026B00834561-I1Open ↗
Showing 3 of 5 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT4
02/12/2019321925761Open ↗
02/12/2019321925761Open ↗
02/12/2019321925761Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/27/2026B00834561-P1Open ↗
08/27/2026B00834561-I1Open ↗
08/13/2026B00834568-I1Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST2
02/12/2019321925761Open ↗
01/06/2009310242074Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
01/22/2016340344700Open ↗
▸BISPC FULL REPORT1
04/07/2008310103250Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
01/22/2016340344700Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
01/06/2009310242074Open ↗
▸DOB NOWProgress Inspector Seal & Signature1
08/23/2026B00834568-I1Open ↗
▸Trade Schedules & Equipment13
▸BISSCHEDULE B - PLUMBING6
01/22/2016340344700Open ↗
03/29/2010320011072Open ↗
03/25/2010320011054Open ↗
Showing 3 of 6 on file for this type
▸BISRPZ/DDCV TEST REPORT : GEN215B3
03/07/2011320011054Open ↗
03/07/2011320011054Open ↗
03/07/2011320011054Open ↗
▸BISWATER METER PERMIT : DEP-METER2
03/07/2011320011054Open ↗
03/07/2011320011054Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
05/06/2010320011054Open ↗
▸BISSPRINKLER INSP REPORT : FP-851
03/07/2011320011072Open ↗
▸Safety & Tenant Protection2
▸BISTenant Protection Plan and Notes1
02/12/2019321925761Open ↗
▸BISST-1: Street Tree Checklist1
09/03/2008310103250Open ↗
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/27/2026B00834561-I1Open ↗
08/27/2026B00834561-P1Open ↗
08/13/2026B00834568-I1Open ↗
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER2
01/06/2009310242074Open ↗
10/03/2008310103250Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
07/15/2019321925761Open ↗
01/22/2016340344700Open ↗
▸BISASBESTOS INSPECTION REPORT1
04/30/2009320011054Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
05/20/2010320011054Open ↗
▸Energy Compliance5
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3
07/15/2019321925761Open ↗
02/12/2019321925761Open ↗
08/18/2016340344700Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
01/22/2016340344700Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
01/22/2016340344700Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
01/22/2016340344700Open ↗
▸Approvals, Objections & Sign-offs15
▸BISSCHEDULE A - OCCUPANCY / USE4
02/22/2011310103250Open ↗
10/08/2008310103250Open ↗
08/27/2008310103250Open ↗
Showing 3 of 4 on file for this type
▸BISADMINISTRATIVE OBJECTIONS4
05/04/2009320011072Open ↗
04/30/2009320011054Open ↗
01/06/2009310242074Open ↗
Showing 3 of 4 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST3
07/15/2019321925761Open ↗
05/03/2011320011072Open ↗
06/20/2011310242074Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION2
06/20/2011310242074Open ↗
02/16/2011320011072Open ↗
▸BISTAP LETTER - FIRE SVC : DEP-FIRE1
03/07/2011320011054Open ↗
▸BISTAP LETTER - DOM SVC : DEP-DOM1
03/07/2011320011054Open ↗
▸Cost, Insurance & Ownership9
▸BISCOST AFFIDAVIT7
07/15/2019321925761Open ↗
02/12/2019321925761Open ↗
01/22/2016340344700Open ↗
Showing 3 of 7 on file for this type
▸BISPROJECT-SPECIFIC GL INSURANCE2
02/22/2019321925761Open ↗
02/22/2019321925761Open ↗
▸Filing & Intake Forms9
▸BISEFILING COVER SHEET4
05/06/2010320011054Open ↗
05/04/2009320011072Open ↗
04/30/2009320011054Open ↗
Showing 3 of 4 on file for this type
▸BISADDITIONAL INFORMATION3
08/18/2016340344700Open ↗
07/30/2009310103250Open ↗
07/14/2009320011054Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
01/22/2016340344700Open ↗
▸BISBOROUGH INTAKE FORM1
07/15/2019321925761Open ↗
▸Other Documents1
▸BISPlot Diagram1
09/03/2008310103250Open ↗