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Two family converted from one family
51 CHESTER AVENUE
BROOKLYN · Kensington · BIN 3123659
💬 Discuss this project
1910Year Built
2Stories
B3Building Class
R5Zoning
1,410 sfGross Floor Area
2Units
1 Open Violation 0 unresolved · 1 paperwork only ▸FDNY Report ↗
Two family converted from one family · 1,564 sf lot · 0.9 FAR built · Flood zone X
Locations of Work
Electrical
Roof1 filing · 6 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
GREEN RIVER ENVIRONMENTAL ENGINEERI104/29/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
GENE HUMPHREYSElectrical103/21/2026
NYSS LLCGeneral Contractor106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
GREEN RIVER ENVIRONMENTAL7841104/29/2026
Building Lifecycle
All (13)Filed (1)Permit Issued (1)Signed Off (1)Violation (5)Special Inspection (5)
08/20/2026
Signed off — Alteration
INSTALLATION OF PHOTOVOLTAIC SOLAR ARRAY ON EXISTING ROOF SYSTEM AS PER PLANS.
B01394577-I1
05/04/2026
Permit issued — Solar
B01394577-I1-SL
04/29/2026
Filed — Alteration
INSTALLATION OF PHOTOVOLTAIC SOLAR ARRAY ON EXISTING ROOF SYSTEM AS PER PLANS.
B01394577-I1
04/29/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
ROBERT MASONE
04/29/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
ROBERT MASONE
04/29/2026
Special inspection requirement — Energy Code Compliance Inspections
ROBERT MASONE
04/29/2026
Special inspection requirement — Final
ROBERT MASONE
04/29/2026
Special inspection requirement — Air barrier - visual inspection
ROBERT MASONE
10/03/2018
Violation issued (ECB, open)
Construction
11/12/2013
Violation issued (ECB, closed)
Unknown
01/20/2012
Violation issued (ECB, closed)
Construction
12/23/2003
Violation issued (ECB, closed)
Construction
10/27/2003
Violation issued (ECB, closed)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offNYSS LLC05/04/2026
BISPLISSUEDSUNSET PLBG & FIRE PROTECTION06/22/2004
BISOTISSUEDLUCKY K CONTRACTING CO05/13/2004
2 projects · most recent 04/29/2026
General Wiring
FiledStatusContractorScope
04/29/2026CompleteNY SOLAR ELECTRICAL LLC—
03/31/2026Permit IssuedBLZ ELECTRIC INC.General Wiring
1 project · most recent 04/29/2026
FiledStatusContractorScope
04/29/2026Signed-offNYSS LLC19 panels, 8.36 kw, 1,196 roof_area_sqft
▾Special Inspection Requirements (DOB NOW) — 5
DateRequirementInspectorRole
04/29/2026Structural Stability – Alterations of existing buildingsROBERT MASONEspecial
04/29/2026Fire-Resistant Penetrations and JointsROBERT MASONEspecial
04/29/2026Energy Code Compliance InspectionsROBERT MASONEprogress
04/29/2026FinalROBERT MASONEprogress
04/29/2026Air barrier - visual inspectionROBERT MASONEenergy_progress
▾Documents — 6 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/17/2026B01394577-I1Request digital key ↗
▸Seals & Professional Certifications4
▸DOB NOWProgress Inspector Seal & Signature2
08/24/2026B01394577-I1Open ↗
08/24/2026B01394577-I1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/17/2026B01394577-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/24/2026B01394577-I1Open ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/17/2026B01394577-I1Open ↗