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Two family frame
409 EAST 4 STREET
BROOKLYN · Kensington · BIN 3125440
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1930Year Built
2Stories
B2Building Class
R5Zoning
—Gross Floor Area
2Units
0 Open ViolationsFDNY Report ↗
Two family frame · Owner of record: KENSINGTON 52 LLC · 0.85 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
KENSINGTON 52 LLC203/22/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
TRINCITY ELECTRIC, INCElectrical103/22/2026
Building Lifecycle
All (2)Violation (2)
12/22/2004
Violation issued (ECB, closed)
Zoning
12/22/2004
Violation issued (ECB, closed)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISPLISSUEDVMC PLUMBING & HEATING IN10/11/2024
BISOTISSUEDEAST ENDERS NYC INC03/02/2022
BISOTISSUEDDOPPLER INNOVATIONS INC10/16/2020
BISPLISSUEDVMC PLUMBING & HEATING IN03/20/2019
BISMHISSUEDDOPPLER INNOVATIONS INC11/14/2018
1 project · most recent 01/28/2019
General Wiring
FiledStatusContractorScope
01/28/2019CompleteTRINCITY ELECTRIC, INCGeneral Wiring
Nothing on file for this building.
▾Documents — 57 on file (BIS + DOB NOW)
▸Applications & Permits18
▸BISPLAN / WORK APPROVAL APPLICATION11
08/13/2025340643904Open ↗
08/07/2025340643904Open ↗
03/31/2025340643904Open ↗
Showing 3 of 11 on file for this type
▸BISWORK PERMIT APPLICATION6
10/11/2024340643904Open ↗
06/14/2021340643904Open ↗
10/28/2020340643904Open ↗
Showing 3 of 6 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
05/06/2019340643904Open ↗
▸Seals & Professional Certifications3
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
11/01/2018340643904Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
11/01/2018340643904Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
11/01/2018340643904Open ↗
▸Trade Schedules & Equipment6
▸BISSCHEDULE B - PLUMBING2
03/25/2025340643904Open ↗
11/01/2018340643904Open ↗
▸BISHVAC & SERVICE WATER HEATING EQUIPMENT1
07/29/2025340643904Open ↗
▸BISHVAC & SERVICE WATER HEATING SYSTEM CONTROLS1
07/29/2025340643904Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
05/16/2019340643904Open ↗
▸BISHEATING SYSTEMS1
07/29/2025340643904Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
11/01/2018340643904Open ↗
▸Energy Compliance12
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
11/07/2018340643904Open ↗
11/01/2018340643904Open ↗
▸BISAIR SEALING AND INSULATION - VISUAL1
07/29/2025340643904Open ↗
▸BISINTERIOR LIGHTING POWER1
07/29/2025340643904Open ↗
▸BISFENESTRATION U-FACTOR & PRODUCT RATING1
07/29/2025340643904Open ↗
▸BISFENESTRATION AREAS1
07/29/2025340643904Open ↗
▸BISINSULATION PLACEMENT & R VALUES1
07/29/2025340643904Open ↗
▸BISENERGY CODE COMPLIANCE INSPECTIONS1
07/29/2025340643904Open ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
07/29/2025340643904Open ↗
▸BIS* HVAC INSULATION AND SEALING1
07/29/2025340643904Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
11/01/2018340643904Open ↗
▸BISFENESTRATION AIR LEAKAGE1
07/29/2025340643904Open ↗
▸Inspections & Test Reports5
▸BISTECHNICAL REPORT: RESPONSIBILITY3
11/14/2018340643904Open ↗
11/07/2018340643904Open ↗
11/01/2018340643904Open ↗
▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1
07/29/2025340643904Open ↗
▸BISMECHANICAL SYSTEMS1
07/29/2025340643904Open ↗
▸Approvals, Objections & Sign-offs2
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
08/15/2025340643904Open ↗
▸BISFINAL1
08/14/2025340643904Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT1
11/01/2018340643904Open ↗
▸BISCOST AFFIDAVIT (FINAL): PW31
08/14/2025340643904Open ↗
▸Filing & Intake Forms6
▸BISADDITIONAL INFORMATION3
08/13/2025340643904Open ↗
11/15/2024340643904Open ↗
05/23/2019340643904Open ↗
▸BISBOROUGH INTAKE FORM2
03/10/2022340643904Open ↗
10/28/2020340643904Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
11/01/2018340643904Open ↗
▸Other Documents2
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION2
03/25/2025340643904Open ↗
11/04/2024340643904Open ↗