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Two family converted from one family
1801 AVENUE W
BROOKLYN · BIN 3254201
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1935Year Built
2Stories
B3Building Class
R4Zoning
2,520 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 1,780 sf lot · 1.42 FAR built · Flood zone X500
Locations of Work
Architecture
Roof4p · 1 filing · 9 docs
Basement1p · 1 filing · 9 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
04/10/2024$910K—— → —$361/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NY BUILDING ASSOCIATES INC208/06/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
S R SOLAR DESIGN203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SOLAR ONE INCGeneral Contractor104/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244208/06/2026
Building Lifecycle
All (13)Filed (2)Permit Issued (1)Signed Off (1)Inspection (3)Objection (2)Special Inspection (4)
08/21/2026
Signed off — Alteration
INSTALLATION OF SOLAR PANELS ON EXISTING ROOF. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. NO CHANGE IN BULK
B01246834-I1
08/06/2026
Filed — Alteration
INSTALLATION OF SOLAR PANELS ON EXISTING ROOF. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. NO CHANGE IN BULK
B01246834-P1
08/06/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
08/06/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
08/06/2026
Special inspection requirement — Final
NARESH MAHANGU
08/06/2026
Special inspection requirement — Air barrier - visual inspection
NARESH MAHANGU
04/15/2026
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
04/09/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
04/09/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
08/18/2025
Permit issued — Solar
B01246834-I1-SL
07/30/2025
Objection raised — Admin
07/30/2025
Objection resolved — Addressed
07/17/2025
Filed — Alteration
INSTALLATION OF SOLAR PANELS ON EXISTING ROOF. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. NO CHANGE IN BULK
B01246834-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offSOLAR ONE INC08/18/2025
1 project · most recent 07/22/2026
FiledStatusContractorScope
07/22/2026CompleteNEWGRANGE ELECTRIC, INC—
1 project · most recent 08/06/2026
FiledStatusContractorScope
08/06/2026Signed-offSOLAR ONE INC48 panels, 20.64 kw, 691.25 roof_area_sqft
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
04/15/2026Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
04/09/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
04/09/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 4
DateRequirementInspectorRole
08/06/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
08/06/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
08/06/2026FinalNARESH MAHANGUprogress
08/06/2026Air barrier - visual inspectionNARESH MAHANGUenergy_progress
▾Documents — 9 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/21/2026B01246834-I1Request digital key ↗
08/21/2026B01246834-P1Request digital key ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/21/2026B01246834-I1Open ↗
08/21/2026B01246834-P1Open ↗
▸DOB NOWProgress Inspector Seal & Signature2
09/02/2026B01246834-P1Open ↗
09/02/2026B01246834-P1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
09/02/2026B01246834-P1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/21/2026B01246834-I1Open ↗
08/21/2026B01246834-P1Open ↗