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Condo, residential tower (mixed-use, multi-family elevator) [derived]
45-17 21 STREET
QUEENS · BIN 4000581
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1900Year Built
5Stories
RMBuilding Class
R6AZoning
13,317 sfGross Floor Area
10Units
Rent Stabilized0 Open Violations
Condo, residential tower (mixed-use, multi-family elevator) [derived] · 4,500 sf lot · 2.96 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbing
Floor 15p · 1 filing · 20 docs
Cellar2p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
TOPLINE NYC CONTRACTING307/08/2026
45-17 21ST ST. CONDOMINIUM603/22/2026
45-17 21 STREET103/21/2026
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KH FOREST INCGeneral Contractor603/21/2026
AVENTADOR CONSTRUCTION INGeneral Contractor407/08/2026
R & L CONSTRUCTION & PAINTINGGeneral Contractor203/21/2026
AVON PLBG & HTG INCPlumbing107/08/2026
MPS PLUMBING & HEATING INCPlumbing107/08/2026
NEW YORK STANDARD MECH CORPPlumbing107/08/2026
TOPLINE NYC CONTRACTINGGeneral Contractor107/08/2026
ACE-ATLAS PLBING & HTGPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
DESIGN GROUP IN H&K LLC1363602/28/2025
MSM ENGINEERING SERVICES,8449603/06/2023
HALO ARCHITECTURE PLLC8021201/17/2023
BADALY ARCHITECT PLLC7137108/09/2022
DTLS.ARCHITECTURE8388108/09/2022
NEW YORK ENGINEERING ASSO851111/30/2020
Building Lifecycle
All (94)Filed (17)Permit Issued (10)Signed Off (8)Violation (13)Inspection (10)Objection (6)Special Inspection (30)
03/03/2025
Signed off — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-I1
03/03/2025
Special inspection requirement — Interior lighting power
SUKHWAN KIM
03/03/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
SUKHWAN KIM
03/03/2025
Special inspection requirement — Energy Code Compliance Inspections
SUKHWAN KIM
03/03/2025
Special inspection requirement — Mechanical Systems
SUKHWAN KIM
03/03/2025
Special inspection requirement — HVAC-R and service water heating system controls
SUKHWAN KIM
03/03/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
SUKHWAN KIM
03/03/2025
Special inspection requirement — Fenestration air leakage
SUKHWAN KIM
03/03/2025
Special inspection requirement — Final
SUKHWAN KIM
03/03/2025
Special inspection requirement — Tenant Protection Plan Compliance
SUKHWAN KIM
03/03/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUKHWAN KIM
03/03/2025
Special inspection requirement — HVAC-R and service water heating equipment
SUKHWAN KIM
03/03/2025
Special inspection requirement — Lighting controls
SUKHWAN KIM
02/28/2025
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-P4
01/30/2025
Signed off — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-S1
01/30/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
SUKHWAN KIM
01/30/2025
Special inspection requirement — HVAC-R and service water heating equipment
SUKHWAN KIM
01/30/2025
Special inspection requirement — Tenant Protection Plan Compliance
SUKHWAN KIM
01/30/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
SUKHWAN KIM
01/30/2025
Special inspection requirement — Interior lighting power
SUKHWAN KIM
01/30/2025
Special inspection requirement — Mechanical Systems
SUKHWAN KIM
01/30/2025
Special inspection requirement — Lighting controls
SUKHWAN KIM
01/30/2025
Special inspection requirement — HVAC-R and service water heating system controls
SUKHWAN KIM
01/30/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUKHWAN KIM
01/30/2025
Special inspection requirement — Final
SUKHWAN KIM
01/30/2025
Special inspection requirement — Energy Code Compliance Inspections
SUKHWAN KIM
01/30/2025
Special inspection requirement — Fenestration air leakage
SUKHWAN KIM
01/27/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
05/31/2024
Permit issued — Mechanical Systems
Q00987036-I1-GC-CX
04/25/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
04/22/2024
Special inspection requirement — Tenant Protection Plan Compliance
SUKHWAN KIM
04/22/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUKHWAN KIM
04/18/2024
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-P3
04/17/2024
Special inspection requirement — Tenant Protection Plan Compliance
SUKHWAN KIM
04/17/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUKHWAN KIM
02/28/2024
Permit issued — Plumbing
Q00987036-S1-PL
02/21/2024
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-P2
02/16/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
SUKHWAN KIM
02/16/2024
Special inspection requirement — Mechanical Systems
SUKHWAN KIM
01/19/2024
Permit issued — General Construction
Q00987036-I1-GC-CX
01/17/2024
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-P1
01/10/2024
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-I1
01/10/2024
Filed — Alteration
INTERIOR RENOVATION OF EXISTING STORE AT 001. WORK INCLUDES REMOVAL/INSTALLATION OF NON-BEARING PARTITIONS, MISC. CARPENTRY WORK, MINOR CEMENT(CONCRETE) FLOOR LEVELING, AND NEW HVAC UNITS AS PER PLANS HEREWITH. NO CHANGE IN USE, EGRESS, AND OCCUPANCY.
Q00987036-S1
11/22/2023
Violation issued (HPD, closed)
I
10/10/2023
Signed off — Alteration
INTERIOR RENOVATION IN APT 1B FILED IN CONJUNCTION WITH DOB NOW PL AND MH. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
Q00779850-S1
10/06/2023
Signed off — Alteration
PROVIDE NEW DUCTED HVAC SYSTEM WITH CONCEALED DUCTED AIR HANDLER IN BATHROOM CEILING. NEW KITCHEN AND BATHROOM EXHAUSTS.
Q00788039-I1
09/15/2023
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
09/12/2023
Signed off — Alteration
INTERIOR RENOVATION IN APT 1B FILED IN CONJUNCTION WITH DOB NOW PL AND MH. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
Q00779850-I1
09/11/2023
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/29/2023
Inspection — Fail-Final PL - Up to 3 Requested Floors
Fail
View inspection ↗
05/17/2023
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/05/2023
Permit issued — Plumbing
Q00779850-S1-PL
04/05/2023
Permit issued — General Construction
Q00779850-I1-GC
04/03/2023
Permit issued — Mechanical Systems
Q00788039-I1-MS
03/15/2023
Signed off — Alteration
Propose plumbing work for @2nd floor Apt #2A in conjunction with construction #Q00802374 as per plan. No change in use, egress, or occupancy.
Q00802388-I1
03/11/2023
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
03/11/2023
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
03/10/2023
Signed off — Alteration
Propose interior renovation @2nd floor Apt #2A with minor partition and finish work as per plan. No change in use, egress, or occupancy
Q00802374-I1
03/09/2023
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
03/06/2023
Filed — Alteration
Propose interior renovation @2nd floor Apt #2A with minor partition and finish work as per plan. No change in use, egress, or occupancy
Q00802374-P2
Latest 60 of 94 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsSigned-offKH FOREST INC05/31/2024
DOB NOWPlumbingSigned-offAVON PLBG & HTG INC02/28/2024
DOB NOWGeneral ConstructionSigned-offKH FOREST INC01/19/2024
DOB NOWPlumbingSigned-offMPS PLUMBING & HEATING IN05/05/2023
DOB NOWGeneral ConstructionSigned-offAVENTADOR CONSTRUCTION IN04/05/2023
DOB NOWMechanical SystemsSigned-offAVENTADOR CONSTRUCTION IN04/03/2023
DOB NOWPlumbingSigned-offNEW YORK STANDARD MECH CORP12/29/2022
DOB NOWGeneral ConstructionSigned-offR L CONSTRUCTION PAIN12/23/2022
DOB NOWPlumbingSigned-offACE-ATLAS PLBING & HTG12/01/2020
DOB NOWSidewalk ShedPermit IssuedTOPLINE NYC CONTRACTING07/09/2019
BISOTISSUEDACE ATLAS CORPORATION09/20/2018
BISPLISSUEDACE-ATLAS PLBING & HTG09/11/2018
BISOTISSUEDACE ATLAS CORPORATION09/11/2018
BISPLISSUEDSCARPONI&SON PLBG&HTG COR10/28/2015
BISOTISSUEDMICAH DEARY10/16/2015
2 projects · most recent 02/03/2024
General Wiring
FiledStatusContractorScope
02/03/2024CompleteASKO ELEC CONST & MAIN INGeneral Wiring
07/07/2019Permit IssuedRICHARD NEU—
▾Field Inspections (DOB CAP) — 10
DateTypeResultReport
01/27/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
04/25/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/15/2023Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
09/11/2023Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/29/2023Fail-Final PL - Up to 3 Requested FloorsFailView ↗
05/17/2023Pass-Final PL - Up to 3 Requested FloorsPassView ↗
03/11/2023Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
03/11/2023Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
03/09/2023Pass-Final General Construction Non-Directive 14PassView ↗
02/01/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 68
DateRequirementInspectorRole
03/03/2025Interior lighting powerSUKHWAN KIMenergy_progress
03/03/2025HVAC-R and service water heating equipmentSUKHWAN KIMenergy_progress
03/03/2025Lighting controlsSUKHWAN KIMenergy_progress
03/03/2025HVAC-R and service water piping design and insulationSUKHWAN KIMenergy_progress
03/03/2025Mechanical SystemsSUKHWAN KIMspecial
03/03/2025Fire-Resistant Penetrations and JointsSUKHWAN KIMspecial
03/03/2025Tenant Protection Plan ComplianceSUKHWAN KIMspecial
03/03/2025Energy Code Compliance InspectionsSUKHWAN KIMprogress
03/03/2025FinalSUKHWAN KIMprogress
03/03/2025Fenestration air leakageSUKHWAN KIMenergy_progress
03/03/2025Fenestration and door U-factor and product ratingsSUKHWAN KIMenergy_progress
03/03/2025HVAC-R and service water heating system controlsSUKHWAN KIMenergy_progress
01/30/2025Interior lighting powerSUKHWAN KIMenergy_progress
01/30/2025HVAC-R and service water heating equipmentSUKHWAN KIMenergy_progress
01/30/2025HVAC-R and service water piping design and insulationSUKHWAN KIMenergy_progress
01/30/2025Fenestration air leakageSUKHWAN KIMenergy_progress
01/30/2025FinalSUKHWAN KIMprogress
01/30/2025HVAC-R and service water heating system controlsSUKHWAN KIMenergy_progress
01/30/2025Lighting controlsSUKHWAN KIMenergy_progress
01/30/2025Fenestration and door U-factor and product ratingsSUKHWAN KIMenergy_progress
01/30/2025Fire-Resistant Penetrations and JointsSUKHWAN KIMspecial
01/30/2025Mechanical SystemsSUKHWAN KIMspecial
01/30/2025Tenant Protection Plan ComplianceSUKHWAN KIMspecial
01/30/2025Energy Code Compliance InspectionsSUKHWAN KIMprogress
04/22/2024Fire-Resistant Penetrations and JointsSUKHWAN KIMspecial
Latest 25 of 68.
▾Documents — 140 on file (BIS + DOB NOW)
▸Plans & Drawings17
▸DOB NOWPlans/Sketch15
08/26/2026Q00779850-I1Request digital key ↗
08/26/2026Q00779850-S1Request digital key ↗
08/25/2026Q00802374-P1Request digital key ↗
Showing 3 of 15 on file for this type
▸DOB NOWPlans/Sketch - Plumbing1
08/27/2026Q00430398-I1Request digital key ↗
▸DOB NOWPlans/Sketch - Sidewalk Shed1
08/28/2026Q00189473-I1Request digital key ↗
▸Applications & Permits10
▸BISWORK PERMIT APPLICATION5
09/05/2018440507033Open ↗
09/05/2018440507033Open ↗
09/05/2018440507033Open ↗
Showing 3 of 5 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION4
09/05/2018440507033Open ↗
12/19/2017421203067Open ↗
01/26/2016421203067Open ↗
Showing 3 of 4 on file for this type
▸BISRESCISSION OF INTENT TO REVOKE APPROVAL/PERMIT1
02/14/2018421203067Open ↗
▸Seals & Professional Certifications61
▸DOB NOWProgress Inspector Seal & Signature20
09/02/2026Q00779850-I1Open ↗
09/02/2026Q00779850-I1Open ↗
09/02/2026Q00779850-I1Open ↗
Showing 3 of 20 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature17
08/28/2026Q00189473-I1Open ↗
08/27/2026Q00430398-I1Open ↗
08/26/2026Q00779850-S1Open ↗
Showing 3 of 17 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature15
09/02/2026Q00987036-P3Open ↗
09/02/2026Q00779850-I1Open ↗
09/01/2026Q00987036-P4Open ↗
Showing 3 of 15 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6
01/26/2019440507033Open ↗
02/27/2018421203067Open ↗
08/26/2016421203067Open ↗
Showing 3 of 6 on file for this type
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
09/05/2018440507033Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
09/05/2018440507033Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
09/05/2018440507033Open ↗
▸Trade Schedules & Equipment4
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2
01/26/2016421203067Open ↗
08/20/2015421203067Open ↗
▸BISSCHEDULE B - PLUMBING1
09/05/2018440507033Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
09/05/2018440507033Open ↗
▸Safety & Tenant Protection3
▸DOB NOWTenant Protection Plan2
08/28/2026Q00189473-I1Open ↗
08/13/2026Q00430398-I1Open ↗
▸BISTENANT PROTECTION PLAN AND NOTES1
09/05/2018440507033Open ↗
▸Environmental & Asbestos18
▸DOB NOWDEP ACP-5: Asbestos Assessment Report16
08/27/2026Q00430398-I1Open ↗
08/26/2026Q00779850-S1Open ↗
08/26/2026Q00779850-I1Open ↗
Showing 3 of 16 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
09/05/2018440507033Open ↗
08/20/2015421203067Open ↗
▸Energy Compliance9
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4
01/26/2019440507033Open ↗
02/27/2018421203067Open ↗
10/21/2015421203067Open ↗
Showing 3 of 4 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS3
01/26/2019440507033Open ↗
02/27/2018421203067Open ↗
08/26/2016421203067Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
09/05/2018440507033Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
09/05/2018440507033Open ↗
▸Approvals, Objections & Sign-offs9
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST5
01/26/2019440507033Open ↗
03/01/2018421203067Open ↗
02/28/2018421203067Open ↗
Showing 3 of 5 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION3
01/26/2019440507033Open ↗
01/26/2019440507033Open ↗
01/26/2019440507033Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
08/20/2015421203067Open ↗
▸Cost, Insurance & Ownership5
▸BISCOST AFFIDAVIT5
01/26/2019440507033Open ↗
09/05/2018440507033Open ↗
08/26/2016421203067Open ↗
Showing 3 of 5 on file for this type
▸Filing & Intake Forms4
▸BISEFILING JOB APPLICATION COVER SHEET1
09/05/2018440507033Open ↗
▸BISEFILING COVER SHEET1
08/20/2015421203067Open ↗
▸BISADDITIONAL INFORMATION1
10/08/2015421203067Open ↗
▸BISBOROUGH INTAKE FORM1
03/01/2018421203067Open ↗