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Miscellaneous two family
61 BAY 41 STREET
BROOKLYN · Gravesend (West) · BIN 3185790
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1960Year Built
2Stories
B9Building Class
R5Zoning
2,280 sfGross Floor Area
2Units
Miscellaneous two family · Owner of record: 1706 TWSCS LLC · 1,933 sf lot · 1.18 FAR built · Flood zone X500
Locations of Work
Electrical
Roof2p · 1 filing · 10 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/12/2016$1.2M—— → —$539/sf building
03/20/2014$300K—Private party → Private party$132/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SQUARE ARCH, LLC212/17/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
KAMTECH RESTORATION CORP403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
BERGER QUALITY ELEC'L CONElectrical103/22/2026
KAMTECH RESTORATION CORPGeneral Contractor104/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SQ. ARCH, LLC4802212/17/2025
Building Lifecycle
All (14)Filed (2)Permit Issued (1)Signed Off (1)Objection (6)Special Inspection (4)
01/12/2026
Signed off — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B01293146-I1
12/23/2025
Objection resolved — Addressed
12/18/2025
Objection raised — Admin
12/17/2025
Filed — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B01293146-P1
12/17/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kaijin Liang
12/17/2025
Special inspection requirement — Energy Code Compliance Inspections
Kaijin Liang
12/17/2025
Special inspection requirement — Final
Kaijin Liang
12/17/2025
Special inspection requirement — Air barrier - visual inspection
Kaijin Liang
11/05/2025
Permit issued — Solar
B01293146-I1-SL
10/20/2025
Objection resolved — Addressed
10/20/2025
Objection resolved — Addressed
10/08/2025
Objection raised — Other
10/08/2025
Objection raised — Electrical
09/25/2025
Filed — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B01293146-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offKAMTECH RESTORATION CORP11/05/2025
1 project · most recent 09/23/2025
FiledStatusContractorScope
09/23/2025CompleteBERGER QUALITY ELEC'L CON—
▾Special Inspection Requirements (DOB NOW) — 4
DateRequirementInspectorRole
12/17/2025Fire-Resistant Penetrations and JointsKaijin Liangspecial
12/17/2025Energy Code Compliance InspectionsKaijin Liangprogress
12/17/2025FinalKaijin Liangprogress
12/17/2025Air barrier - visual inspectionKaijin Liangenergy_progress
▾Documents — 11 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/19/2026B01293146-I1Request digital key ↗
08/19/2026B01293146-P1Request digital key ↗
▸Seals & Professional Certifications6
▸DOB NOWProgress Inspector Seal & Signature3
08/28/2026B01293146-P1Open ↗
08/28/2026B01293146-P1Open ↗
08/28/2026B01293146-P1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/19/2026B01293146-I1Open ↗
08/19/2026B01293146-P1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/28/2026B01293146-P1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/19/2026B01293146-P1Open ↗
08/19/2026B01293146-I1Open ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026B01293146-I1Open ↗