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Two family converted from one family
346 CONVENT AVENUE
MANHATTAN · BIN 1061313
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1890Year Built
3Stories
B3Building Class
R6AZoning
3,708 sfGross Floor Area
2Units
Two family converted from one family · 2,447 sf lot · 1.52 FAR built · Flood zone X
Locations of Work
StructuralMechanicalPlumbing
Roof4p · 4 filings · 20 docs
Floor 32p · 3 filings · 20 docs
Floor 22p · 3 filings · 20 docs
Floor 12p · 3 filings · 20 docs
Basement4p · 4 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
346 CONVENT AVE4107/08/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
04/21/2017$3.1M—— → —$843/sf building
02/19/2015$2.6M—— → —$707/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
DEROSIER ENGINEERING, LLC804/29/2025
PLUS GROUP CONSULTING ENGINEERING812/09/2024
HAMANN ENGINEERING, PLLC103/24/2023
GILSANZ MURRAY STEFICEK LLP307/19/2022
ASHRAF CORP212/03/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
DHD ARCHITECTURE3803/21/2026
BIG ORANGE EXPEDITING203/21/2026
Rigid Structural Design, LLC203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HIGH QUALITY RENOVATION IGeneral Contractor3107/08/2026
INTERSYSTEM INSTALLATIONGeneral Contractor407/08/2026
PROCORE MECHANICAL CORPPlumbing407/08/2026
GLENDALE ELECTL CONTNG INElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
KATZ ENGINEERING238812/09/2024
SOLOMON ROSENZWEIG P.E. P1801412/21/2023
Building Lifecycle
All (122)Filed (22)Permit Issued (21)Signed Off (9)Inspection (6)Objection (34)Special Inspection (30)
01/13/2026
Signed off — Alteration
MODIFY EXISTING STRUCTURAL WORK AS PER PLANS FILED HEREWITH.
M00495130-I1
06/13/2025
Signed off — Alteration
Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00526829-I1
05/08/2025
Special inspection requirement — Final
Jeffrey Derosier
05/08/2025
Special inspection requirement — Footing and Foundation
Solomon Rosenzweig
04/29/2025
Filed — Alteration
Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00526829-P4
03/21/2025
Signed off — Alteration
NO MECHANICAL WORK PROPOSED. Application is only refiled to issue certificate of compliance for an application filed and signed off under job number M00495109-I1.
M01143852-I1
01/31/2025
Permit issued — Mechanical Systems
M01143852-I1-MS
01/23/2025
Permit issued — Structural
M00526829-I1-GC-CX
12/09/2024
Filed — Alteration
NO MECHANICAL WORK PROPOSED. Application is only refiled to issue certificate of compliance for an application filed and signed off under job number M00495109-I1.
M01143852-I1
11/18/2024
Special inspection requirement — Mechanical Systems
YURI KATZ
11/18/2024
Special inspection requirement — Final
David Howell
10/21/2024
Signed off — Alteration
M00847552-I1
10/18/2024
Permit issued — Earth Work
M00526829-I1-GC-CX
10/18/2024
Permit issued — Structural
M00526829-I1-FO-EA
10/07/2024
Signed off — Alteration
MODIFY EXISTINGMECHANICAL WORK AS PER PLANS FILED HEREWITH.
M00495109-I1
10/01/2024
Filed — Alteration
Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00526829-P3
10/01/2024
Special inspection requirement — Final
Solomon Rosenzweig
10/01/2024
Special inspection requirement — Footing and Foundation
Solomon Rosenzweig
09/23/2024
Signed off — Alteration
PAA P2 FILED TO AMEND SCOPE OF WORK ADDING STORM WATER IN THE SYSTEM. NO CHANGES TO THE DRAWINGS PROPOSED. PLUMBING WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
M00339144-I1
09/05/2024
Special inspection requirement — Ventilation and air distribution system
YURI KATZ
09/05/2024
Special inspection requirement — Maintenance information
YURI KATZ
09/05/2024
Special inspection requirement — HVAC-R and service water heating equipment
YURI KATZ
09/05/2024
Special inspection requirement — Mechanical Systems
YURI KATZ
09/05/2024
Special inspection requirement — Final
YURI KATZ
09/05/2024
Special inspection requirement — HVAC-R and service water heating system controls
YURI KATZ
09/05/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
YURI KATZ
08/28/2024
Permit issued — Construction Fence
M00847552-I1-FN
08/28/2024
Objection resolved — Addressed
08/16/2024
Objection raised — Scope
08/13/2024
Signed off — Alteration
Proposed new area drains and new trap on stop drainage at open space. Plumbing work. No change in use, occupancy or egress.
M00524532-I1
08/08/2024
Filed — Alteration
MODIFY EXISTINGMECHANICAL WORK AS PER PLANS FILED HEREWITH.
M00495109-P2
08/07/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
YURI KATZ
08/07/2024
Special inspection requirement — HVAC-R and service water heating system controls
YURI KATZ
08/07/2024
Special inspection requirement — HVAC-R and service water heating equipment
YURI KATZ
08/07/2024
Special inspection requirement — Mechanical Systems
YURI KATZ
08/07/2024
Special inspection requirement — Final
YURI KATZ
08/07/2024
Special inspection requirement — Maintenance information
YURI KATZ
08/07/2024
Special inspection requirement — Ventilation and air distribution system
YURI KATZ
07/03/2024
Filed — Alteration
Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00526829-P2
06/25/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
06/07/2024
Filed — Alteration
Proposed new area drains and new trap on stop drainage at open space. Plumbing work. No change in use, occupancy or egress.
M00524532-P2
05/17/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
YURI KATZ
05/08/2024
Filed — Alteration
PAA P2 FILED TO AMEND SCOPE OF WORK ADDING STORM WATER IN THE SYSTEM. NO CHANGES TO THE DRAWINGS PROPOSED. PLUMBING WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
M00339144-P3
04/18/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
YURI KATZ
02/15/2024
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
02/08/2024
Objection resolved — Addressed
02/01/2024
Permit issued — Plumbing
M00524532-I1-PL
01/09/2024
Objection raised — Other
12/21/2023
Filed — Alteration
Proposed new area drains and new trap on stop drainage at open space. Plumbing work. No change in use, occupancy or egress.
M00524532-P1
12/21/2023
Filed — Alteration
Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00526829-P1
12/05/2023
Special inspection requirement — Vertical Masonry Foundation Elements
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Wall Panels, Curtain Walls, and Veneers
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Final
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Footing and Foundation
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Subgrade Inspections
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Concrete - Cast-In-Place
Solomon Rosenzweig
12/05/2023
Special inspection requirement — Masonry
Solomon Rosenzweig
10/05/2023
Permit issued — Plumbing
M00339144-I1-PL
10/05/2023
Permit issued — Structural
M00495130-I1-ST
10/03/2023
Permit issued — Mechanical Systems
M00495109-I1-MS
Latest 60 of 122 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsSigned-offHIGH QUALITY RENOVATION I01/31/2025
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I01/23/2025
DOB NOWEarth WorkSigned-offHIGH QUALITY RENOVATION I10/18/2024
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I10/18/2024
DOB NOWConstruction FenceSigned-offHIGH QUALITY RENOVATION I08/28/2024
DOB NOWPlumbingSigned-offPROCORE MECHANICAL CORP02/01/2024
DOB NOWPlumbingSigned-offPROCORE MECHANICAL CORP10/05/2023
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I10/05/2023
DOB NOWMechanical SystemsSigned-offHIGH QUALITY RENOVATION I10/03/2023
DOB NOWConstruction FenceSigned-offHIGH QUALITY RENOVATION I03/28/2023
DOB NOWSupport of ExcavationPermit IssuedHIGH QUALITY RENOVATION I11/15/2022
DOB NOWMechanical SystemsSigned-offHIGH QUALITY RENOVATION I09/30/2022
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I09/30/2022
DOB NOWPlumbingSigned-offPROCORE MECHANICAL CORP06/21/2022
DOB NOWSupported ScaffoldSigned-offINTERSYSTEM INSTALLATION12/09/2021
DOB NOWSidewalk ShedSigned-offINTERSYSTEM INSTALLATION11/27/2021
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I08/31/2021
DOB NOWMechanical SystemsSigned-offHIGH QUALITY RENOVATION I08/30/2021
DOB NOWStructuralSigned-offHIGH QUALITY RENOVATION I06/02/2021
DOB NOWPlumbingSigned-offPROCORE MECHANICAL CORP05/19/2021
DOB NOWMechanical SystemsSigned-offHIGH QUALITY RENOVATION I05/19/2021
BIS—ISSUEDHIGH QUALITY RENOVATION I08/28/2024
BIS—ISSUEDHIGH QUALITY RENOVATION I12/19/2022
BIS—ISSUEDHIGH QUALITY RENOVATION I11/08/2021
BIS—ISSUEDHIGH QUALITY RENOVATION I09/22/2021
BIS—ISSUEDHIGH QUALITY RENOVATION I03/25/2021
2 projects · most recent 01/04/2023
General Wiring
FiledStatusContractorScope
01/04/2023CompleteGLENDALE ELECTL CONTNG INGeneral Wiring
11/29/2021CompleteSTEVEN FARKAS—
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
06/25/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
02/15/2024Pass-Final PL - UndergroundPassView ↗
07/22/2022Certified Gas-Gas-Piping-RoughingCertifiedView ↗
03/21/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/10/2021Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
09/10/2021Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 45
DateRequirementInspectorRole
05/08/2025FinalJeffrey Derosierprogress
05/08/2025Footing and FoundationSolomon Rosenzweigprogress
11/18/2024Mechanical SystemsYURI KATZspecial
11/18/2024FinalDavid Howellprogress
10/01/2024FinalSolomon Rosenzweigprogress
10/01/2024Footing and FoundationSolomon Rosenzweigprogress
09/05/2024Ventilation and air distribution systemYURI KATZenergy_progress
09/05/2024Maintenance informationYURI KATZenergy_progress
09/05/2024HVAC-R and service water heating equipmentYURI KATZenergy_progress
09/05/2024Mechanical SystemsYURI KATZspecial
09/05/2024FinalYURI KATZprogress
09/05/2024HVAC-R and service water heating system controlsYURI KATZenergy_progress
09/05/2024HVAC-R and service water piping design and insulationYURI KATZenergy_progress
08/07/2024HVAC-R and service water piping design and insulationYURI KATZenergy_progress
08/07/2024HVAC-R and service water heating system controlsYURI KATZenergy_progress
08/07/2024HVAC-R and service water heating equipmentYURI KATZenergy_progress
08/07/2024Mechanical SystemsYURI KATZspecial
08/07/2024FinalYURI KATZprogress
08/07/2024Maintenance informationYURI KATZenergy_progress
08/07/2024Ventilation and air distribution systemYURI KATZenergy_progress
05/17/2024Fire-Resistant Penetrations and JointsYURI KATZspecial
04/18/2024Fire-Resistant Penetrations and JointsYURI KATZspecial
12/05/2023Vertical Masonry Foundation ElementsSolomon Rosenzweigspecial
12/05/2023Wall Panels, Curtain Walls, and VeneersSolomon Rosenzweigspecial
12/05/2023FinalSolomon Rosenzweigprogress
Latest 25 of 45.
▾Documents — 158 on file (BIS + DOB NOW)
▸Plans & Drawings23
▸DOB NOWPlans/Sketch19
09/03/2026M00495109-P1Request digital key ↗
09/03/2026M00495109-I1Request digital key ↗
09/03/2026M00495130-I1Request digital key ↗
Showing 3 of 19 on file for this type
▸DOB NOWPlans/Sketch - Plumbing4
09/03/2026M00339144-I1Request digital key ↗
09/03/2026M00339144-P3Request digital key ↗
09/03/2026M00339144-P1Request digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits23
▸DOB NOWLPC Approval/Permit18
09/03/2026M00495109-I1Open ↗
09/03/2026M00495109-P1Open ↗
09/03/2026M00495130-I1Open ↗
Showing 3 of 18 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION3
08/19/2021121207595Open ↗
05/18/2021121207595Open ↗
06/01/2020121207595Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
03/31/2025121207595Open ↗
▸BISWORK PERMIT APPLICATION1
03/26/2021121207595Open ↗
▸Zoning, Tax Lot & Property Records1
▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1
11/04/2024121207595Open ↗
▸Seals & Professional Certifications49
▸DOB NOWDPL-1: Design Professional Seal & Signature22
09/03/2026M00495109-I1Open ↗
09/03/2026M00495109-P1Open ↗
09/03/2026M00495130-I1Open ↗
Showing 3 of 22 on file for this type
▸DOB NOWProgress Inspector Seal & Signature13
09/15/2026M00526829-P1Open ↗
09/01/2026M01143852-I1Open ↗
08/31/2026M00495130-I1Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature10
09/15/2026M00526829-P1Open ↗
09/01/2026M01143852-I1Open ↗
09/01/2026M00339144-P2Open ↗
Showing 3 of 10 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4
03/26/2021121207595Open ↗
03/26/2021121207595Open ↗
03/24/2021121207595Open ↗
Showing 3 of 4 on file for this type
▸Trade Schedules & Equipment5
▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1
09/03/2024121207595Open ↗
▸BISDETECTOR:CARBON MONOXIDE-CERT.OF INSTALL1
09/03/2024121207595Open ↗
▸BIS* BOILER (BL) SIGNOFF1
08/06/2024121207595Open ↗
▸BISPLUMBING (PL) SIGNOFF1
09/26/2024121207595Open ↗
▸BISEQUIPMENT USE PERMITS1
03/24/2025121207595Open ↗
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
09/18/2020121207595Open ↗
▸Environmental & Asbestos16
▸DOB NOWDEP ACP-5: Asbestos Assessment Report15
09/03/2026M00495109-I1Open ↗
09/03/2026M00495109-P1Open ↗
09/03/2026M00495130-I1Open ↗
Showing 3 of 15 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
03/24/2021121207595Open ↗
▸Energy Compliance7
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
06/21/2024121207595Open ↗
11/17/2021121207595Open ↗
▸BISLIGHTING IN DWELLING UNITS2
06/21/2024121207595Open ↗
06/21/2024121207595Open ↗
▸BISENERGY CODE COMPLIANCE INSPECTIONS1
08/01/2024121207595Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
03/26/2021121207595Open ↗
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026M00495109-I1Open ↗
▸Inspections & Test Reports7
▸BISTECHNICAL REPORT: RESPONSIBILITY2
11/17/2021121207595Open ↗
11/17/2021121207595Open ↗
▸BISSTRUCTURAL STABILITY - ALTERATIONS OF EXISTING BUILDINGS1
09/18/2025121207595Open ↗
▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1
08/05/2024121207595Open ↗
▸BISFIRE-RESISTIVE RATED CONSTRUCTION1
08/01/2024121207595Open ↗
▸BISSOIL REPORT1
08/21/2020121207595Open ↗
▸BISTECHNICAL REPORT: SOIL INSPECTION1
08/21/2020121207595Open ↗
▸Approvals, Objections & Sign-offs7
▸BISLANDMARKS APPROVAL2
11/24/2021121207595Open ↗
06/08/2020121207595Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION2
11/24/2021121207595Open ↗
11/24/2021121207595Open ↗
▸BISLANDMARKS SIGNOFF1
03/27/2025121207595Open ↗
▸BISSCHEDULE A - OCCUPANCY / USE1
05/18/2021121207595Open ↗
▸BISMECHANICAL (MH) SIGNOFF1
04/02/2025121207595Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT1
08/21/2020121207595Open ↗
▸BISCOST AFFIDAVIT (FINAL): PW31
08/08/2024121207595Open ↗
▸Filing & Intake Forms11
▸BISADDITIONAL INFORMATION11
09/03/2024121207595Open ↗
08/30/2024121207595Open ↗
11/24/2021121207595Open ↗
Showing 3 of 11 on file for this type
▸Other Documents6
▸DOB NOWAdjoining Owners Notification2
08/15/2026M00526829-I1Open ↗
08/13/2026M00769455-I1Open ↗
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
08/21/2020121207595Open ↗
▸BISSOE FILING IS REQUIRED1
08/26/2024121207595Open ↗
▸BISPRELIMINARY1
08/19/2024121207595Open ↗
▸DOB NOWProof of Historic Building1
08/13/2026M01143852-I1Open ↗