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Two family converted from one family
146-03 21 AVENUE
QUEENS · Whitestone-Beechhurst · BIN 4104874
💬 Discuss this project
1950Year Built
2Stories
B3Building Class
R3AZoning
2,336 sfGross Floor Area
2Units
0 Open Violations
Two family converted from one family · 4,000 sf lot · 0.58 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbingCivil
Floor 226p · 2 filings · 20 docs
Floor 126p · 2 filings · 20 docs
Cellar26p · 2 filings · 20 docs
Site & exterior17p · 2 filings · 17 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
BUILDING CONSULTING JJK303/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/02/2021$990K—— → —$424/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ALPHA HOME DESIGN LLC212/13/2023
FANG ARCHITECT610/04/2023
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SAFETY PRO CONSTRUCTIONGeneral Contractor1107/08/2026
TLS CONSTRUCTION GROUP I*General Contractor303/21/2026
JJK BUILDING CONSULTINGGeneral Contractor203/21/2026
WATSON'S PLBG, HTG, & BDGPlumbing207/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
FANG ARCHITECT5513712/13/2023
TRIANGLE INSPECTION & TES7495412/13/2023
Building Lifecycle
All (76)Filed (8)Permit Issued (9)Signed Off (2)Violation (5)Inspection (9)Objection (13)Special Inspection (30)
04/02/2024
Signed off — Alteration
FILED PLUMBING WORK FOR A 2-FAMILY HOUSE.
Q00683081-I1
03/21/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
03/15/2024
Objection resolved — Addressed
03/15/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
DEZHANG FANG
03/15/2024
Special inspection requirement — Maintenance information
DEZHANG FANG
03/15/2024
Special inspection requirement — Air barrier - visual inspection
DEZHANG FANG
03/15/2024
Special inspection requirement — Fenestration areas
DEZHANG FANG
03/15/2024
Special inspection requirement — HVAC-R and service water heating equipment
DEZHANG FANG
03/15/2024
Special inspection requirement — Insulation placement and R values
DEZHANG FANG
03/15/2024
Special inspection requirement — Structural Steel - Details
DEZHANG FANG
03/15/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
DEZHANG FANG
03/15/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
DEZHANG FANG
03/15/2024
Special inspection requirement — Structural Steel - High Strength Bolting
DEZHANG FANG
03/15/2024
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
DEZHANG FANG
03/15/2024
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
DEZHANG FANG
03/15/2024
Special inspection requirement — Structural Steel - Welding
DEZHANG FANG
03/15/2024
Special inspection requirement — Concrete - Cast-In-Place
DEZHANG FANG
03/15/2024
Special inspection requirement — Masonry
DEZHANG FANG
03/15/2024
Special inspection requirement — Energy Code Compliance Inspections
DEZHANG FANG
03/15/2024
Special inspection requirement — Footing and Foundation
DEZHANG FANG
03/15/2024
Special inspection requirement — Fire-Resistance Rated Construction
DEZHANG FANG
03/15/2024
Special inspection requirement — Final
DEZHANG FANG
03/15/2024
Special inspection requirement — Structural Wood Frame
DEZHANG FANG
03/15/2024
Special inspection requirement — Protection of exposed foundation insulation
DEZHANG FANG
03/15/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
DEZHANG FANG
03/15/2024
Special inspection requirement — Interior lighting power
DEZHANG FANG
03/15/2024
Special inspection requirement — Fenestration air leakage
DEZHANG FANG
03/15/2024
Special inspection requirement — HVAC-R and service water heating system controls
DEZHANG FANG
01/16/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
12/18/2023
Inspection — Fail-Final PL - Up to 3 Requested Floors
Fail
View inspection ↗
12/15/2023
Special inspection requirement — Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities
Rajasekhar Sakhamuri
12/15/2023
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
DEZHANG FANG
12/15/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
DEZHANG FANG
12/13/2023
Filed — Alteration
FILED PLUMBING WORK FOR A 2-FAMILY HOUSE.
Q00683081-P4
12/13/2023
Special inspection requirement — Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities
Rajasekhar Sakhamuri
12/13/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
DEZHANG FANG
11/22/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/18/2023
Objection raised — Scope
10/11/2023
Signed off — Alteration
INSTALL TEMP. CONSTRUCTION FENCE IN CONJUNCTION WITH ALT-1 JOB #Q00683077, AND GARAGE JOB #Q00738242.
Q00744742-I1
10/04/2023
Filed — Alteration CO
FILED HORIZONTAL AND VERTICAL ENLARGEMENT TO AN EXISTING HOUSE . TO CONVERT FROM 1-FAMILY TO 2-FAMILES. OBTAIN NEW C OF O
Q00683077-P2
08/23/2023
Permit issued — Plumbing
Q00683081-I1-PL
06/20/2023
Permit issued — Construction Fence
Q00744742-I1-FN
03/02/2023
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
03/02/2023
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
03/02/2023
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
03/02/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
03/02/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
02/28/2023
Filed — Alteration
FILED PLUMBING WORK FOR A 2-FAMILY HOUSE.
Q00683081-P2
02/22/2023
Filed — Alteration
FILED PLUMBING WORK FOR A 2-FAMILY HOUSE.
Q00683081-P1
02/09/2023
Permit issued — Structural
Q00683077-I1-GC-CX
02/09/2023
Permit issued — Structural
Q00683077-I1-GC-CX
02/07/2023
Permit issued — Foundation
Q00683077-I1-GC-CX
11/20/2022
Objection raised — Zoning
11/16/2022
Filed — Alteration CO
FILED HORIZONTAL AND VERTICAL ENLARGEMENT TO AN EXISTING HOUSE . TO CONVERT FROM 1-FAMILY TO 2-FAMILES. OBTAIN NEW C OF O
Q00683077-P1
10/28/2022
Violation issued (ECB, closed)
Construction
08/11/2022
Violation issued (ECB, closed)
Construction
07/21/2022
Violation issued (ECB, closed)
Unknown
07/21/2022
Violation issued (ECB, closed)
Construction
07/21/2022
Violation issued (ECB, closed)
Construction
07/14/2022
Permit issued — Earth Work
Q00683077-I1-FO-EA
Latest 60 of 76 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offWATSON'S PLBG, HTG, & BDG08/23/2023
DOB NOWConstruction FenceSigned-offSAFETY PRO CONSTRUCTION06/20/2023
DOB NOWStructuralPermit IssuedTLS CONSTRUCTION GROUP I*02/09/2023
DOB NOWStructuralPermit IssuedSAFETY PRO CONSTRUCTION02/09/2023
DOB NOWFoundationPermit IssuedSAFETY PRO CONSTRUCTION02/07/2023
DOB NOWEarth WorkSigned-offJJK BUILDING CONSULTING07/14/2022
DOB NOWPlumbingSigned-offWATSON'S PLBG, HTG, & BDG07/05/2022
DOB NOWFoundationPermit IssuedSAFETY PRO CONSTRUCTION07/01/2022
DOB NOWConstruction FenceSigned-offSAFETY PRO CONSTRUCTION05/27/2022
1 project · most recent 06/22/2022
General Wiring
FiledStatusContractorScope
06/22/2022CompleteAL-LECTRIC ELECT'L CONTRGGeneral Wiring
1 project · most recent 10/04/2023
Steel Wood
FiledStatusContractorScope
10/04/2023Permit IssuedTLS CONSTRUCTION GROUP I*Steel, Wood
1 project · most recent 10/04/2023
Earthwork
FiledStatusContractorScope
10/04/2023Permit IssuedTLS CONSTRUCTION GROUP I*Earthwork
▾Field Inspections (DOB CAP) — 9
DateTypeResultReport
03/21/2024Pass-Final CND-Occupancy InspectionPassView ↗
01/16/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
12/18/2023Fail-Final PL - Up to 3 Requested FloorsFailView ↗
11/22/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
03/02/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
03/02/2023Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
03/02/2023Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
03/02/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
03/02/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 34
DateRequirementInspectorRole
03/15/2024HVAC-R and service water piping design and insulationDEZHANG FANGenergy_progress
03/15/2024Maintenance informationDEZHANG FANGenergy_progress
03/15/2024Air barrier - visual inspectionDEZHANG FANGenergy_progress
03/15/2024Fenestration areasDEZHANG FANGenergy_progress
03/15/2024HVAC-R and service water heating equipmentDEZHANG FANGenergy_progress
03/15/2024Insulation placement and R valuesDEZHANG FANGenergy_progress
03/15/2024Structural Steel - DetailsDEZHANG FANGspecial
03/15/2024Fire-Resistant Penetrations and JointsDEZHANG FANGspecial
03/15/2024Structural Stability – Alterations of existing buildingsDEZHANG FANGspecial
03/15/2024Structural Steel - High Strength BoltingDEZHANG FANGspecial
03/15/2024Excavations - Sheeting, Shoring, and BracingDEZHANG FANGspecial
03/15/2024Private On-Site Storm Water Disposal Systems-, and Detention Facilities, InstallationDEZHANG FANGspecial
03/15/2024Structural Steel - WeldingDEZHANG FANGspecial
03/15/2024Concrete - Cast-In-PlaceDEZHANG FANGspecial
03/15/2024MasonryDEZHANG FANGspecial
03/15/2024Energy Code Compliance InspectionsDEZHANG FANGprogress
03/15/2024Footing and FoundationDEZHANG FANGprogress
03/15/2024Fire-Resistance Rated ConstructionDEZHANG FANGprogress
03/15/2024FinalDEZHANG FANGprogress
03/15/2024Structural Wood FrameDEZHANG FANGprogress
03/15/2024Protection of exposed foundation insulationDEZHANG FANGenergy_progress
03/15/2024Fenestration and door U-factor and product ratingsDEZHANG FANGenergy_progress
03/15/2024Interior lighting powerDEZHANG FANGenergy_progress
03/15/2024Fenestration air leakageDEZHANG FANGenergy_progress
03/15/2024HVAC-R and service water heating system controlsDEZHANG FANGenergy_progress
Latest 25 of 34.
▾Documents — 51 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/26/2026Q00744742-I1Request digital key ↗
08/26/2026Q00683081-P4Request digital key ↗
08/26/2026Q00683081-P2Request digital key ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026Q00683077-P1Open ↗
08/13/2026Q00683077-I1Open ↗
08/13/2026Q00683077-P2Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026Q00683077-I1Open ↗
▸Seals & Professional Certifications19
▸DOB NOWSpecial Inspector Seal & Signature8
09/27/2026Q00683081-P4Open ↗
09/27/2026Q00683081-P4Open ↗
08/29/2026Q00683081-P2Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/26/2026Q00683081-I1Open ↗
08/26/2026Q00683081-P4Open ↗
08/26/2026Q00683081-P2Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature3
08/27/2026Q00683077-P1Open ↗
08/27/2026Q00683077-P1Open ↗
08/27/2026Q00683077-P1Open ↗
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist3
08/13/2026Q00683077-P2Open ↗
08/13/2026Q00683077-P1Open ↗
08/13/2026Q00683077-I1Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
08/26/2026Q00683081-I1Open ↗
08/14/2026Q00683077-I1Open ↗
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026Q00683077-I1Open ↗
▸Other Documents14
▸DOB NOWPlot Diagram3
08/13/2026Q00683077-P2Open ↗
08/13/2026Q00683077-P1Open ↗
08/13/2026Q00683077-I1Open ↗
▸DOB NOWSite Survey: Initial3
08/13/2026Q00683077-P2Open ↗
08/13/2026Q00683077-I1Open ↗
08/13/2026Q00683077-P1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026Q00683077-P2Open ↗
08/13/2026Q00683077-I1Open ↗
08/13/2026Q00683077-P1Open ↗
▸DOB NOWProperty Ownership Certification3
08/15/2026Q00683077-P1Open ↗
08/14/2026Q00683077-P2Open ↗
08/14/2026Q00683077-I1Open ↗
▸DOB NOWFinal Survey1
08/13/2026Q00683077-I1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/13/2026Q00683077-I1Open ↗