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Two family brick
443 73 STREET
BROOKLYN · BIN 3147435
💬 Discuss this project
1905Year Built
2Stories
B1Building Class
R5BZoning
2,970 sfGross Floor Area
2Units
Two family brick · 2,000 sf lot · 1.49 FAR built · Flood zone X
Locations of Work
Architecture
Roof1p · 1 filing · 17 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SQUARE ARCH, LLC203/14/2025
MOMENTUM SOLAR108/26/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
KAMTECH RESTORATION CORP403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KAMTECH RESTORATION CORPGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SQ. ARCH, LLC4802203/14/2025
MXV SIA LLC9281108/26/2024
Building Lifecycle
All (17)Filed (3)Permit Issued (1)Signed Off (1)Objection (2)Special Inspection (10)
04/28/2025
Signed off — Alteration
B01159466-I1
03/18/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kaijin Liang
03/18/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Kaijin Liang
03/18/2025
Special inspection requirement — Final
Kaijin Liang
03/18/2025
Special inspection requirement — Energy Code Compliance Inspections
Kaijin Liang
03/18/2025
Special inspection requirement — Air barrier - visual inspection
Kaijin Liang
03/14/2025
Filed — Alteration
B01159466-P1
03/14/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kaijin Liang
03/14/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Kaijin Liang
03/14/2025
Special inspection requirement — Energy Code Compliance Inspections
Kaijin Liang
03/14/2025
Special inspection requirement — Final
Kaijin Liang
03/14/2025
Special inspection requirement — Air barrier - visual inspection
Kaijin Liang
01/13/2025
Permit issued — Solar
B01159466-I1-SL
01/06/2025
Objection resolved — Addressed
01/03/2025
Objection raised — Other
12/23/2024
Filed — Alteration
B01159466-I1
08/26/2024
Filed — Alteration
B01096889-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offKAMTECH RESTORATION CORP01/13/2025
2 projects · most recent 04/16/2025
FiledStatusContractorScope
04/16/2025CompleteBERGER QUALITY ELEC'L CON—
08/16/2024Permit IssuedISLAND ELECTRIC CORP—
▾Special Inspection Requirements (DOB NOW) — 10
DateRequirementInspectorRole
03/18/2025Fire-Resistant Penetrations and JointsKaijin Liangspecial
03/18/2025Structural Stability – Alterations of existing buildingsKaijin Liangspecial
03/18/2025FinalKaijin Liangprogress
03/18/2025Energy Code Compliance InspectionsKaijin Liangprogress
03/18/2025Air barrier - visual inspectionKaijin Liangenergy_progress
03/14/2025Fire-Resistant Penetrations and JointsKaijin Liangspecial
03/14/2025Structural Stability – Alterations of existing buildingsKaijin Liangspecial
03/14/2025Energy Code Compliance InspectionsKaijin Liangprogress
03/14/2025FinalKaijin Liangprogress
03/14/2025Air barrier - visual inspectionKaijin Liangenergy_progress
▾Documents — 21 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/24/2026B01096889-I1Request digital key ↗
08/23/2026B01159466-P1Request digital key ↗
08/23/2026B01159466-I1Request digital key ↗
▸Seals & Professional Certifications13
▸DOB NOWProgress Inspector Seal & Signature6
09/01/2026B01159466-I1Open ↗
09/01/2026B01159466-I1Open ↗
09/01/2026B01159466-I1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
09/01/2026B01159466-I1Open ↗
09/01/2026B01159466-I1Open ↗
08/28/2026B01159466-P1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/23/2026B01159466-I1Open ↗
08/13/2026B01096889-I1Open ↗
08/13/2026B01159466-P1Open ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/23/2026B01159466-I1Open ↗
08/13/2026B01096889-I1Open ↗
08/13/2026B01159466-P1Open ↗
▸Approvals, Objections & Sign-offs2
▸DOB NOWUtility Company Final Acceptance Letter2
08/13/2026B01159466-I1Open ↗
08/13/2026B01096889-I1Open ↗