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STATEN ISLAND
521 MASON AVE
STATEN ISLAND · New Dorp-Midland Beach · BIN 5053166
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—Year Built
—Stories
—Building Class
—Zoning
—Gross Floor Area
—Units
Flood zone X500
Locations of Work
Architecture
Roof1p · 1 filing · 9 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SQUARE ARCH, LLC105/29/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
KAMTECH RESTORATION CORP203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KAMTECH RESTORATION CORPGeneral Contractor203/21/2026
BERGER QUALITY ELEC'L CONElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SQ. ARCH, LLC4802105/29/2024
Building Lifecycle
All (8)Filed (1)Permit Issued (1)Signed Off (1)Special Inspection (5)
07/03/2024
Signed off — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
S01058008-I1
05/31/2024
Permit issued — Solar
S01058008-I1-SL
05/29/2024
Filed — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
S01058008-I1
05/29/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kaijin Liang
05/29/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
Kaijin Liang
05/29/2024
Special inspection requirement — Energy Code Compliance Inspections
Kaijin Liang
05/29/2024
Special inspection requirement — Final
Kaijin Liang
05/29/2024
Special inspection requirement — Air barrier - visual inspection
Kaijin Liang
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offKAMTECH RESTORATION CORP05/31/2024
BISOTISSUEDNJP CONSULTING INC07/10/2020
BISOTISSUEDN/A06/06/1995
2 projects · most recent 05/28/2024
FiledStatusContractorScope
05/28/2024CompleteBERGER QUALITY ELEC'L CON—
07/17/2020CompleteCOLONY ELECTRIC CO., INC.—
▾Special Inspection Requirements (DOB NOW) — 5
DateRequirementInspectorRole
05/29/2024Fire-Resistant Penetrations and JointsKaijin Liangspecial
05/29/2024Structural Stability – Alterations of existing buildingsKaijin Liangspecial
05/29/2024Energy Code Compliance InspectionsKaijin Liangprogress
05/29/2024FinalKaijin Liangprogress
05/29/2024Air barrier - visual inspectionKaijin Liangenergy_progress
▾Documents — 33 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/21/2026S01058008-I1Request digital key ↗
▸Applications & Permits3
▸BISPLAN / WORK APPROVAL APPLICATION2
04/12/2023540171981Open ↗
12/10/2019540171981Open ↗
▸BISWORK PERMIT APPLICATION1
07/10/2020540171981Open ↗
▸Seals & Professional Certifications7
▸DOB NOWProgress Inspector Seal & Signature3
08/31/2026S01058008-I1Open ↗
08/31/2026S01058008-I1Open ↗
08/31/2026S01058008-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/31/2026S01058008-I1Open ↗
08/31/2026S01058008-I1Open ↗
▸BISAPPLICANT OWNER SIGNATURE1
12/10/2019540171981Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/13/2026S01058008-I1Open ↗
▸Safety & Tenant Protection1
▸BISTENANT PROTECTION PLAN AND NOTES1
12/10/2019540171981Open ↗
▸Environmental & Asbestos2
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
12/10/2019540171981Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/13/2026S01058008-I1Open ↗
▸Energy Compliance5
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
05/16/2023540171981Open ↗
12/10/2019540171981Open ↗
▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (PRELIMINARY)1
12/10/2019540171981Open ↗
▸BISPTA4: SOLAR TAX ABATEMENT APPLICATION (FINAL)1
05/16/2023540171981Open ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
05/16/2023540171981Open ↗
▸Inspections & Test Reports4
▸BISTECHNICAL REPORT: RESPONSIBILITY4
05/16/2023540171981Open ↗
05/16/2023540171981Open ↗
06/24/2020540171981Open ↗
Showing 3 of 4 on file for this type
▸Approvals, Objections & Sign-offs3
▸BISLETTERS - SUPPORTING DOCUMENTATION1
05/17/2023540171981Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
05/17/2023540171981Open ↗
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026S01058008-I1Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT1
12/10/2019540171981Open ↗
▸BISCOST AFFIDAVIT (FINAL): PW31
05/16/2023540171981Open ↗
▸Filing & Intake Forms4
▸BISADDITIONAL INFORMATION3
05/09/2023540171981Open ↗
02/27/2020540171981Open ↗
02/27/2020540171981Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
12/10/2019540171981Open ↗
▸Other Documents1
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
05/17/2023540171981Open ↗