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Five to six families
303 THROOP AVENUE
BROOKLYN · Bedford-Stuyvesant (East) · BIN 3049411
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1931Year Built
3Stories
C2Building Class
R6AZoning
5,109 sfGross Floor Area
6Units
Rent Stabilized1 Open Violation ▸FDNY Report ↗
Five to six families · Owner of record: KATHERINE HOLDING, LLC · 2,564 sf lot · 1.99 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbing
Floor 11 filing · 7 docs
Cellar2p · 1 filing · 7 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MARIA K ENTERPRISES1407/08/2026
KATHERINE HOLDING703/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FRED W. TORRICO ARCHITECT205/26/2022
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SLK MECHANICAL INCGeneral Contractor507/08/2026
HORSEPOWER ELECTRIC.&Electrical203/22/2026
SIGNORE & SONS PLBG CORPPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
S&S CONCRETE & SOIL TESTI1008105/10/2022
Building Lifecycle
All (40)Filed (2)Permit Issued (4)Signed Off (2)Violation (14)Inspection (5)Objection (12)Special Inspection (1)
12/11/2023
Violation issued (ECB, closed)
Boilers
11/15/2023
Signed off — Alteration
INTERIOR CELLAR RENOVATION FOR PROPOSED USES & STORAGE ACCESSORY TO THE EXISTING BUILDING APARTMENTS AS PER SUBMITTED DRAWINGS. NO CHANGE IN OCCUPANCY, USE OR EGRESS.
B00732258-I1
11/09/2023
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
10/27/2023
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
10/24/2023
Signed off — Alteration
INTERIOR CELLAR RENOVATION FOR PROPOSED USES & STORAGE ACCESSORY TO THE EXISTING BUILDING APARTMENTS AS PER SUBMITTED DRAWINGS. NO CHANGE IN OCCUPANCY, USE OR EGRESS.
B00732258-S1
09/25/2023
Permit issued — General Construction
B00732258-I1-GC
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/21/2023
Permit issued — General Construction
B00732258-I1-GC
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/18/2022
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
10/12/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
08/03/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
07/07/2022
Permit issued — Plumbing
B00732258-S1-PL
06/10/2022
Permit issued — General Construction
B00732258-I1-GC
05/26/2022
Filed — Alteration
INTERIOR CELLAR RENOVATION FOR PROPOSED USES & STORAGE ACCESSORY TO THE EXISTING BUILDING APARTMENTS AS PER SUBMITTED DRAWINGS. NO CHANGE IN OCCUPANCY, USE OR EGRESS.
B00732258-S1
05/20/2022
Objection resolved — Addressed
05/20/2022
Objection resolved — Addressed
05/14/2022
Objection resolved — Addressed
05/14/2022
Objection resolved — Addressed
05/14/2022
Objection resolved — Addressed
05/14/2022
Objection resolved — Addressed
05/13/2022
Objection raised — Admin
05/13/2022
Objection raised — Scope
05/13/2022
Objection raised — Scope
05/13/2022
Objection raised — Structural
05/13/2022
Objection raised — Scope
05/13/2022
Objection raised — Scope
05/10/2022
Filed — Alteration
INTERIOR CELLAR RENOVATION FOR PROPOSED USES & STORAGE ACCESSORY TO THE EXISTING BUILDING APARTMENTS AS PER SUBMITTED DRAWINGS. NO CHANGE IN OCCUPANCY, USE OR EGRESS.
B00732258-I1
05/05/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
GLEN LANGER
07/08/2021
Violation issued (HPD, closed)
B
11/15/2016
Violation issued (HPD, closed)
I
11/13/2016
Violation issued (HPD, closed)
B
02/18/2015
Violation issued (HPD, closed)
B
02/04/2015
Violation issued (HPD, closed)
B
02/10/1997
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/29/1995
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/01/1994
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/16/1993
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/01/1993
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offSLK MECHANICAL INC09/25/2023
DOB NOWGeneral ConstructionSigned-offSLK MECHANICAL INC06/21/2023
DOB NOWPlumbingSigned-offSIGNORE & SONS PLBG CORP07/07/2022
DOB NOWGeneral ConstructionSigned-offSLK MECHANICAL INC06/10/2022
BISOTISSUEDLOPOPOLO IRON WORKS INC04/18/2017
8 projects · most recent 10/19/2025
General Wiring
FiledStatusContractorScope
10/19/2025CompleteHORSEPOWER ELECTRIC.&General Wiring
06/11/2025CompleteHORSEPOWER ELECTRIC.&General Wiring
05/04/2025CompleteHORSEPOWER ELECTRIC.&General Wiring
09/27/2024CompleteHORSEPOWER ELECTRIC.&General Wiring
06/29/2022CompleteHORSEPOWER ELECTRIC.&General Wiring
03/08/2022CompleteHORSEPOWER ELECTRIC.&General Wiring
02/02/2022CompleteHORSEPOWER ELECTRIC.&General Wiring
06/06/2021CompleteHORSEPOWER ELECTRIC.&General Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
11/09/2023Pass-Final General Construction Non-Directive 14PassView ↗
10/27/2023Fail-Final General Construction Non-Directive 14FailView ↗
10/18/2022Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
10/12/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
08/03/2022Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 1
DateRequirementInspectorRole
05/05/2022Fire-Resistant Penetrations and JointsGLEN LANGERspecial
▾Documents — 74 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/29/2026B00732258-S1Request digital key ↗
08/29/2026B00732258-I1Request digital key ↗
▸Applications & Permits14
▸BISPLAN / WORK APPROVAL APPLICATION12
02/14/2022340730409Open ↗
02/07/2022340730409Open ↗
02/03/2022340730409Open ↗
Showing 3 of 12 on file for this type
▸BISWORK PERMIT APPLICATION2
05/17/2021340730409Open ↗
04/27/2017321454323Open ↗
▸Zoning, Tax Lot & Property Records1
▸BISADDRESS - NEW HOUSE NUMBER APPROVED1
04/23/2012320465750Open ↗
▸Seals & Professional Certifications12
▸BISPROFESSIONAL CERTIFIED CHECKLIST3
09/21/2016321454323Open ↗
12/05/2013320810048Open ↗
04/23/2012320465750Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT3
06/12/2020340730409Open ↗
09/21/2016321454323Open ↗
12/05/2013320810048Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/13/2026B00732258-S1Open ↗
08/13/2026B00732258-I1Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
06/12/2020340730409Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
06/12/2020340730409Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
04/23/2012320465750Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/22/2026B00732258-I1Open ↗
▸Safety & Tenant Protection4
▸BISSTREET TREE CHECKLIST3
09/21/2016321454323Open ↗
12/05/2013320810048Open ↗
04/23/2012320465750Open ↗
▸BISTENANT PROTECTION PLAN AND NOTES1
06/12/2020340730409Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/13/2026B00732258-S1Open ↗
08/13/2026B00732258-I1Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
06/12/2020340730409Open ↗
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1
12/05/2013320810048Open ↗
▸Energy Compliance9
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3
02/25/2022340730409Open ↗
05/17/2021340730409Open ↗
06/12/2020340730409Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2
09/21/2016321454323Open ↗
12/05/2013320810048Open ↗
▸BISAS-BUILT ENERGY ANALYSIS2
02/25/2022340730409Open ↗
05/15/2017321454323Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
06/12/2020340730409Open ↗
▸BISTECHNICAL REPORT: ENERGY1
04/23/2012320465750Open ↗
▸Inspections & Test Reports4
▸BISTECHNICAL REPORT: RESPONSIBILITY4
02/25/2022340730409Open ↗
02/25/2022340730409Open ↗
05/17/2021340730409Open ↗
Showing 3 of 4 on file for this type
▸Approvals, Objections & Sign-offs7
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
03/16/2022340730409Open ↗
05/15/2017321454323Open ↗
▸BISSCHEDULE A - OCCUPANCY / USE2
12/05/2013320810048Open ↗
04/23/2012320465750Open ↗
▸BISADMINISTRATIVE OBJECTIONS2
12/05/2013320810048Open ↗
04/25/2012320465750Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION1
05/15/2017321454323Open ↗
▸Cost, Insurance & Ownership6
▸BISCOST AFFIDAVIT5
06/12/2020340730409Open ↗
05/15/2017321454323Open ↗
09/21/2016321454323Open ↗
Showing 3 of 5 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW31
02/25/2022340730409Open ↗
▸Filing & Intake Forms8
▸BISADDITIONAL INFORMATION4
02/14/2022340730409Open ↗
02/03/2022340730409Open ↗
07/15/2021340730409Open ↗
Showing 3 of 4 on file for this type
▸BISEFILING COVER SHEET3
09/21/2016321454323Open ↗
12/05/2013320810048Open ↗
04/25/2012320465750Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
06/12/2020340730409Open ↗
▸Other Documents3
▸BISPLOT DIAGRAM2
12/05/2013320810048Open ↗
04/23/2012320465750Open ↗
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
03/16/2022340730409Open ↗