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Two stories - detached, small or mid-size
188-21 WILLIAMSON AVENUE
QUEENS · BIN 4273962
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1925Year Built
2.5Stories
A1Building Class
R2Zoning
1,300 sfGross Floor Area
1Units
1 Open Violation ▸FDNY Report ↗
Two stories - detached, small or mid-size · 2,604 sf lot · 0.5 FAR built · Flood zone X
Locations of Work
Architecture
Roof2p · 1 filing · 7 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/20/2023$659K—ALANNA & ARYA LLC → Private party$507/sf building
04/20/2020$398K—GSMPS MORTGAGE LOAN TRUST 2004-4, U.S. BANK NATION → ALANNA & ARYA LLC$306/sf building
05/31/2019$398K—— → —$306/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NY BUILDING ASSOCIATES INC103/07/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
S R SOLAR DESIGN203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SURF CLEAN ENERGY INCGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244103/07/2025
Building Lifecycle
All (9)Filed (1)Permit Issued (1)Signed Off (1)Violation (1)Special Inspection (5)
12/03/2025
Violation issued (ECB, open)
Construction
05/19/2025
Signed off — Alteration
INSTALLATION OF SOLAR PANELS ON EXISTING ROOF. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. NO CHANGE IN BULK
Q01189807-I1
03/13/2025
Permit issued — Solar
Q01189807-I1-SL
03/07/2025
Filed — Alteration
INSTALLATION OF SOLAR PANELS ON EXISTING ROOF. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. NO CHANGE IN BULK
Q01189807-I1
03/04/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
03/04/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
NARESH MAHANGU
03/04/2025
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
03/04/2025
Special inspection requirement — Final
NARESH MAHANGU
03/04/2025
Special inspection requirement — Air barrier - visual inspection
NARESH MAHANGU
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offSURF CLEAN ENERGY INC03/13/2025
1 project · most recent 02/15/2025
FiledStatusContractorScope
02/15/2025CompleteAMPACITY ELECTRICAL INC—
▾Special Inspection Requirements (DOB NOW) — 5
DateRequirementInspectorRole
03/04/2025Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
03/04/2025Structural Stability – Alterations of existing buildingsNARESH MAHANGUspecial
03/04/2025Energy Code Compliance InspectionsNARESH MAHANGUprogress
03/04/2025FinalNARESH MAHANGUprogress
03/04/2025Air barrier - visual inspectionNARESH MAHANGUenergy_progress
▾Documents — 7 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/20/2026Q01189807-I1Request digital key ↗
▸Seals & Professional Certifications4
▸DOB NOWProgress Inspector Seal & Signature2
08/25/2026Q01189807-I1Open ↗
08/25/2026Q01189807-I1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/20/2026Q01189807-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/25/2026Q01189807-I1Open ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/20/2026Q01189807-I1Open ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026Q01189807-I1Open ↗