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Two family converted from one family
50 UNION AVENUE
STATEN ISLAND · Mariner's Harbor-Arlington-Graniteville · BIN 5027727
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1955Year Built
1Stories
B3Building Class
R3AZoning
—Gross Floor Area
2Units
5 Open Violations ▸FDNY Report ↗
Two family converted from one family · 0.23 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
ZAIM103/22/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
RIDGE ELECTRIC CORP.Electrical103/22/2026
Building Lifecycle
All (6)Violation (6)
02/25/2026
Violation issued (HPD, closed)
A
02/25/2026
Violation issued (HPD, open)
B
02/25/2026
Violation issued (HPD, open)
B
02/25/2026
Violation issued (HPD, open)
B
02/25/2026
Violation issued (HPD, open)
B
02/25/2026
Violation issued (HPD, open)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISPLISSUEDABLE PLBG CO RICHMOND INC01/23/2018
BIS—ISSUEDZAIM CONTRACTOR CORP11/08/2017
1 project · most recent 12/27/2017
General Wiring Lighting
FiledStatusContractorScope
12/27/2017CompleteRIDGE ELECTRIC CORP.General Wiring, Lighting
Nothing on file for this building.
▾Documents — 30 on file (BIS + DOB NOW)
▸Applications & Permits6
▸BISWORK PERMIT APPLICATION2
01/24/2018520301281Open ↗
11/09/2017520301281Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION2
02/05/2018520301281Open ↗
11/09/2017520301281Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION2
03/19/2018520301281Open ↗
03/15/2018520301281Open ↗
▸Zoning, Tax Lot & Property Records1
▸BISTAX LOT: FINAL LOT NUMBER ISSUED1
06/08/2018520301281Open ↗
▸Seals & Professional Certifications4
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4
06/08/2018520301281Open ↗
11/14/2017520301281Open ↗
11/09/2017520301281Open ↗
Showing 3 of 4 on file for this type
▸Trade Schedules & Equipment2
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2
02/05/2018520301281Open ↗
11/14/2017520301281Open ↗
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
06/08/2018520301281Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
09/06/2017520301281Open ↗
▸Energy Compliance4
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3
06/08/2018520301281Open ↗
11/14/2017520301281Open ↗
09/06/2017520301281Open ↗
▸BISAS-BUILT ENERGY ANALYSIS1
06/08/2018520301281Open ↗
▸Approvals, Objections & Sign-offs3
▸BISSCHEDULE A - OCCUPANCY / USE1
09/06/2017520301281Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
09/06/2017520301281Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
06/08/2018520301281Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
06/08/2018520301281Open ↗
11/09/2017520301281Open ↗
▸Filing & Intake Forms6
▸BISBOROUGH INTAKE FORM4
06/08/2018520301281Open ↗
03/19/2018520301281Open ↗
03/15/2018520301281Open ↗
Showing 3 of 4 on file for this type
▸BISEFILING COVER SHEET1
09/06/2017520301281Open ↗
▸BISADDITIONAL INFORMATION1
04/02/2018520301281Open ↗