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Two stories - detached, small or mid-size
421 RICHARD AVENUE
STATEN ISLAND · Tottenville-Charleston · BIN 5087314
💬 Discuss this project
1950Year Built
2Stories
A1Building Class
R3XZoning
2,624 sfGross Floor Area
1Units
0 Open ViolationsFDNY Report ↗
Two stories - detached, small or mid-size · 6,000 sf lot · 0.44 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralPlumbing
Floor 24p · 1 filing · 20 docs
Floor 12p · 1 filing · 20 docs
Cellar1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
OWNER OF:421 RICHARD AVE103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
THINK DESIGN ARCHITECTURE711/06/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
AJC RENOVATIONS LLCGeneral Contractor507/08/2026
P.A.C. HEATING INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
A TECH ENGINEERING NYC, P6738511/06/2025
Building Lifecycle
All (55)Filed (7)Permit Issued (4)Signed Off (4)Violation (2)Inspection (4)Objection (4)Special Inspection (30)
04/06/2026
Signed off — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-I1
11/19/2025
Special inspection requirement — Chimneys and vents
anthony santoro
11/19/2025
Special inspection requirement — Structural Wood Frame
anthony santoro
11/19/2025
Special inspection requirement — Lighting in dwelling units
anthony santoro
11/19/2025
Special inspection requirement — Structural Steel - Details
anthony santoro
11/19/2025
Special inspection requirement — Heating Systems
anthony santoro
11/19/2025
Special inspection requirement — Footing and Foundation
anthony santoro
11/19/2025
Special inspection requirement — Fireplaces
anthony santoro
11/19/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
anthony santoro
11/19/2025
Special inspection requirement — Shutoff dampers
anthony santoro
11/19/2025
Special inspection requirement — Fenestration air leakage
anthony santoro
11/19/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
anthony santoro
11/19/2025
Special inspection requirement — Subsurface Conditions – Fill Placement & In-Place Density
anthony santoro
11/19/2025
Special inspection requirement — Final
anthony santoro
11/19/2025
Special inspection requirement — Energy Code Compliance Inspections
anthony santoro
11/19/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
anthony santoro
11/19/2025
Special inspection requirement — Permanent certificate
anthony santoro
11/19/2025
Special inspection requirement — Insulation placement and R values
anthony santoro
11/19/2025
Special inspection requirement — Air barrier - visual inspection
anthony santoro
11/19/2025
Special inspection requirement — Fenestration areas
anthony santoro
11/19/2025
Special inspection requirement — HVAC-R and service water heating equipment
anthony santoro
11/19/2025
Special inspection requirement — Maintenance information
anthony santoro
11/19/2025
Special inspection requirement — HVAC-R and service water heating system controls
anthony santoro
11/19/2025
Special inspection requirement — Wood – Prefabricated I-Joists
anthony santoro
11/19/2025
Special inspection requirement — Mechanical Systems
anthony santoro
11/19/2025
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
anthony santoro
11/19/2025
Special inspection requirement — Designated Seismic System
11/19/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
anthony santoro
11/19/2025
Special inspection requirement — Concrete - Cast-In-Place
anthony santoro
11/19/2025
Special inspection requirement — Fire-Resistance Rated Construction
anthony santoro
11/06/2025
Filed — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-P4
10/30/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
anthony santoro
04/16/2025
Signed off — Alteration
APPLICATION IS FILED FOR A 11' PROPOSED CURB CUT AND 9' PROPOSED CURB CUT ALONG RICHARD AVENUE AT DISTANCE OF 175' FROM HYLAN BOULEVARD.
S00987769-I1
04/16/2025
Signed off — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-S1
04/15/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
04/04/2025
Permit issued — Curb Cut
S00987769-I1-CC
04/02/2025
Signed off — Alteration
APPLICATION IS FILED FOR THE INSTALLATION OF 8.0' HIGH TEMPORARY CONSTRUCTION FENCE FILED IN CONJUNCTION WITH CONSTRUCTION OF 1 STORY. ALL WORK AS PER PLANS SUBMITTED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY FILED UNDER THIS APPLICATION.
S00982878-I1
01/31/2025
Objection resolved — Addressed
01/24/2025
Objection raised — Scope
01/17/2025
Filed — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-P1
01/17/2025
Filed — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-P3
12/09/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
10/11/2024
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
10/11/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
08/05/2024
Permit issued — Structural
S00999658-I1-GC-CX
07/31/2024
Permit issued — Construction Fence
S00982878-I1-FN
07/30/2024
Permit issued — Plumbing
S00999658-S1-PL
06/25/2024
Objection resolved — Addressed
06/11/2024
Objection raised — Scope
04/18/2024
Filed — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-S1
04/15/2024
Filed — Alteration CO
FILED FOR THE CONST. OF PROP. HORIZONTAL & VERTICAL ENLARGEMENT WITH INTERIOR RENO. NEW CO TO BE ISSUED. FILED TO SUPERSEDE #500205155 AND RESOLVE ECB #34134706R. ENLARGEMENT PROPOSED UNDER PREVIOUS APP TO BE REMOVED. CIVIL PENALTY PAID UNDER #500205155.
S00999658-I1
02/01/2024
Filed — Alteration
APPLICATION IS FILED FOR A 11' PROPOSED CURB CUT AND 9' PROPOSED CURB CUT ALONG RICHARD AVENUE AT DISTANCE OF 175' FROM HYLAN BOULEVARD.
S00987769-I1
02/01/2024
Filed — Alteration
APPLICATION IS FILED FOR THE INSTALLATION OF 8.0' HIGH TEMPORARY CONSTRUCTION FENCE FILED IN CONJUNCTION WITH CONSTRUCTION OF 1 STORY. ALL WORK AS PER PLANS SUBMITTED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY FILED UNDER THIS APPLICATION.
S00982878-I1
11/14/2002
Violation issued (ECB, closed)
Zoning
05/02/1996
Violation issued (ECB, closed)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWCurb CutSigned-offAJC RENOVATIONS LLC04/04/2025
DOB NOWStructuralPermit IssuedAJC RENOVATIONS LLC08/05/2024
DOB NOWConstruction FenceSigned-offAJC RENOVATIONS LLC07/31/2024
DOB NOWPlumbingSigned-offP.A.C. HEATING INC07/30/2024
BIS—ISSUEDOWNER08/28/1996
1 project · most recent 11/06/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
11/06/2025Permit IssuedAJC RENOVATIONS LLCHeating and Air Conditioning Systems
Heat / Cool
Rheem M3036CL1-H 56,000 BTU · Furnace ×4
1 project · most recent 11/06/2025
Gas Water/Sanitary
FiledStatusContractorScope
11/06/2025Signed-offP.A.C. HEATING INCGas, Water/Sanitary
2 projects · most recent 12/16/2024
General Wiring
FiledStatusContractorScope
12/16/2024CompleteRICHMOND ELEC'L CONTR'SGeneral Wiring
12/04/2024CancelledRIDGE ELECTRIC CORP.General Wiring
1 project · most recent 11/06/2025
Steel Concrete Wood
FiledStatusContractorScope
11/06/2025Permit IssuedAJC RENOVATIONS LLCSteel, Concrete, Wood
▾Field Inspections (DOB CAP) — 4
DateTypeResultReport
04/15/2025Pass-Final CND-Occupancy InspectionPassView ↗
12/09/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
10/11/2024Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
10/11/2024Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 92
DateRequirementInspectorRole
11/19/2025Energy Code Compliance Inspectionsanthony santoroprogress
11/19/2025Fire-Resistance Rated Constructionanthony santoroprogress
11/19/2025Structural Wood Frameanthony santoroprogress
11/19/2025Finalanthony santoroprogress
11/19/2025Footing and Foundationanthony santoroprogress
11/19/2025Concrete - Cast-In-Placeanthony santorospecial
11/19/2025Structural Stability – Alterations of existing buildingsanthony santorospecial
11/19/2025Heating Systemsanthony santorospecial
11/19/2025Subsurface Conditions – Fill Placement & In-Place Densityanthony santorospecial
11/19/2025Designated Seismic System—special
11/19/2025Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installationanthony santorospecial
11/19/2025Fire-Resistant Penetrations and Jointsanthony santorospecial
11/19/2025Mechanical Systemsanthony santorospecial
11/19/2025Wood – Prefabricated I-Joistsanthony santorospecial
11/19/2025Chimneys and ventsanthony santorospecial
11/19/2025Structural Steel - Detailsanthony santorospecial
11/19/2025Fenestration air leakageanthony santoroenergy_progress
11/19/2025HVAC-R and service water heating system controlsanthony santoroenergy_progress
11/19/2025Maintenance informationanthony santoroenergy_progress
11/19/2025Shutoff dampersanthony santoroenergy_progress
11/19/2025HVAC-R and service water heating equipmentanthony santoroenergy_progress
11/19/2025Fenestration areasanthony santoroenergy_progress
11/19/2025Lighting in dwelling unitsanthony santoroenergy_progress
11/19/2025HVAC-R and service water piping design and insulationanthony santoroenergy_progress
11/19/2025Air barrier - visual inspectionanthony santoroenergy_progress
Latest 25 of 92.
▾Documents — 100 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/21/2026S00982878-I1Request digital key ↗
08/21/2026S00987769-I1Request digital key ↗
08/21/2026S00999658-P4Request digital key ↗
Showing 3 of 7 on file for this type
▸Applications & Permits2
▸BISBPP-5 - Authorization to the Department of Transportation1
06/12/2024540263016Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION1
02/10/2025500205155Open ↗
▸Zoning, Tax Lot & Property Records8
▸DOB NOWZoning Exhibit form (1-5)3
08/13/2026S00999658-I1Open ↗
08/13/2026S00999658-P1Open ↗
08/13/2026S00999658-P4Open ↗
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026S00999658-I1Open ↗
08/13/2026S00999658-P4Open ↗
08/13/2026S00999658-P1Open ↗
▸BISZONING RESOLUTION DETERMINATION1
06/12/2024540263016Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026S00999658-I1Open ↗
▸Seals & Professional Certifications45
▸DOB NOWProgress Inspector Seal & Signature29
09/23/2026S00999658-I1Open ↗
09/01/2026S00999658-P4Open ↗
09/01/2026S00999658-P4Open ↗
Showing 3 of 29 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature7
09/23/2026S00999658-I1Open ↗
09/23/2026S00999658-I1Open ↗
09/01/2026S00999658-P4Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/21/2026S00987769-I1Open ↗
08/21/2026S00999658-S1Open ↗
08/21/2026S00999658-P4Open ↗
Showing 3 of 7 on file for this type
▸BISAPPLICANT OWNER SIGNATURE1
02/29/2024540263016Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
02/29/2024540263016Open ↗
▸Trade Schedules & Equipment3
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)3
08/13/2026S00999658-P4Open ↗
08/13/2026S00999658-I1Open ↗
08/13/2026S00999658-P1Open ↗
▸Safety & Tenant Protection5
▸DOB NOWStreet Tree Checklist3
08/13/2026S00999658-P1Open ↗
08/13/2026S00999658-P4Open ↗
08/13/2026S00999658-I1Open ↗
▸DOB NOWStreet Trees Site Plan1
08/13/2026S00999658-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026S00999658-I1Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
08/21/2026S00999658-P4Open ↗
08/21/2026S00999658-P3Open ↗
08/21/2026S00999658-P1Open ↗
Showing 3 of 5 on file for this type
▸Inspections & Test Reports1
▸BISBPP-9 - Request for Builders Pavement Field Inspection1
02/29/2024540263016Open ↗
▸Approvals, Objections & Sign-offs5
▸BISBPP-8 - Request Items for Builders Pavement Plan Signoff1
06/12/2024540263016Open ↗
▸BISLetter from Homeowner for Withdrawal1
02/10/2025500205155Open ↗
▸BISNYS DEC FRESHWATER WETLANDS APPROVAL1
04/12/2024540263016Open ↗
▸BISNYS DEC TIDAL WETLANDS APPROVAL1
04/12/2024540263016Open ↗
▸BISNYS DEC COASTAL EROSION HAZARD APPROVAL1
06/12/2024540263016Open ↗
▸Other Documents19
▸DOB NOWSite Survey: Initial3
08/13/2026S00999658-P1Open ↗
08/13/2026S00999658-P4Open ↗
08/13/2026S00999658-I1Open ↗
▸DOB NOWPlot Diagram3
08/13/2026S00999658-P4Open ↗
08/13/2026S00999658-P1Open ↗
08/13/2026S00999658-I1Open ↗
▸DOB NOWProperty Ownership Certification3
08/21/2026S00999658-P4Open ↗
08/21/2026S00999658-P1Open ↗
08/21/2026S00999658-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026S00999658-P1Open ↗
08/13/2026S00999658-I1Open ↗
08/13/2026S00999658-P4Open ↗
▸BISBPP: TOPOGRAPHIC SURVEY1
04/12/2024540263016Open ↗
▸BISNYS DEC TIDAL WETLANDS MAP1
02/29/2024540263016Open ↗
▸BISBPP: PHOTOS-SIGNED/SEALED BY APPLICANT1
04/12/2024540263016Open ↗
▸BISNYS DEC COASTAL EROSION HAZARD MAP1
02/29/2024540263016Open ↗
▸BISNYS DEC FRESHWATER WETLANDS MAP1
02/29/2024540263016Open ↗
▸BISWAIVER OF CURB ALIGNMENT1
04/12/2024540263016Open ↗
▸DOB NOWFinal Survey1
08/13/2026S00999658-I1Open ↗