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Three families
21-15 42 STREET
QUEENS · BIN 4015056
💬 Discuss this project
1950Year Built
3Stories
C0Building Class
R5Zoning
2,660 sfGross Floor Area
3Units
0 Open Violations
Three families · 2,000 sf lot · 1.33 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbingFire Protection
Roof3p · 2 filings · 20 docs
Floor 36p · 2 filings · 20 docs
Floor 28p · 2 filings · 20 docs
Floor 16p · 2 filings · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/08/2021$1.2M—21-15 42ND STREET LLC → Private party$461/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ENVIRONMENTAL MANAGEMENT SERVICES,904/29/2024
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
CELATECH CONSTRUCTION CORGeneral Contractor1607/08/2026
CROSSFIELD PLBG.&HTG.CORPFire Protection207/08/2026
AP PLUMBING & HVAC LLCPlumbing207/08/2026
BYPASS MECHANICAL CORPPlumbing207/08/2026
QEC ELECTRICAL SVCE CORPElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
ENVIRONMENTAL MANAGEMENT1375904/29/2024
Building Lifecycle
All (79)Filed (8)Permit Issued (16)Signed Off (2)Violation (1)Inspection (6)Objection (16)Special Inspection (30)
06/28/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
05/03/2024
Special inspection requirement — Fenestration areas
Kosta Kamberis
05/03/2024
Special inspection requirement — Air barrier - visual inspection
Kosta Kamberis
05/03/2024
Special inspection requirement — Fenestration air leakage
Kosta Kamberis
05/03/2024
Special inspection requirement — Mechanical Systems
Kosta Kamberis
05/03/2024
Special inspection requirement — Smoke Control Systems Testing
Kosta Kamberis
05/03/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kosta Kamberis
05/03/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Kosta Kamberis
05/03/2024
Special inspection requirement — Final
Kosta Kamberis
05/03/2024
Special inspection requirement — Air barrier — testing
Kosta Kamberis
04/29/2024
Filed — Alteration CO
PROPOSED CONVERSION OF 2 TO 3 FAMILY HOUSE. INTERIOR RENOVATION.
Q00506554-P3
04/29/2024
Special inspection requirement — Final
Kosta Kamberis
04/29/2024
Special inspection requirement — Fenestration air leakage
Kosta Kamberis
04/29/2024
Special inspection requirement — Air barrier - visual inspection
Kosta Kamberis
04/29/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kosta Kamberis
04/29/2024
Special inspection requirement — Mechanical Systems
Kosta Kamberis
04/29/2024
Special inspection requirement — Smoke Control Systems Testing
Kosta Kamberis
04/29/2024
Special inspection requirement — Air barrier — testing
Kosta Kamberis
04/29/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Kosta Kamberis
04/29/2024
Special inspection requirement — Fenestration areas
Kosta Kamberis
03/29/2024
Objection resolved — Addressed
03/28/2024
Objection raised — Admin
03/21/2024
Filed — Alteration CO
PROPOSED CONVERSION OF 2 TO 3 FAMILY HOUSE. INTERIOR RENOVATION.
Q00506554-P2
03/12/2024
Special inspection requirement — Mechanical Systems
Kosta Kamberis
03/12/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kosta Kamberis
03/12/2024
Special inspection requirement — Smoke Control Systems Testing
Kosta Kamberis
03/12/2024
Special inspection requirement — Final
Kosta Kamberis
03/12/2024
Special inspection requirement — Air barrier — testing
Kosta Kamberis
03/12/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Kosta Kamberis
03/12/2024
Special inspection requirement — Fenestration air leakage
Kosta Kamberis
03/12/2024
Special inspection requirement — Air barrier - visual inspection
Kosta Kamberis
03/12/2024
Special inspection requirement — Fenestration areas
Kosta Kamberis
01/03/2024
Signed off — Alteration
INSTALLATION OF NEW SPRINKLER SYSTEM AND PLUMBING FIXTURES.
Q00504947-I1
10/24/2023
Permit issued — Sprinklers
Q00504947-I1-EW-SP
10/24/2023
Permit issued — Plumbing
Q00504947-I1-PL
09/14/2023
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/11/2023
Permit issued — Mechanical Systems
Q00506554-I1-MS
08/29/2023
Filed — Alteration CO
PROPOSED CONVERSION OF 2 TO 3 FAMILY HOUSE. INTERIOR RENOVATION.
Q00506554-P1
07/27/2023
Signed off — Alteration
Q00481768-I1
06/21/2023
Special inspection requirement — HVAC-R and service water heating equipment
Kosta Kamberis
06/21/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
Kosta Kamberis
06/21/2023
Special inspection requirement — HVAC-R and service water heating system controls
Kosta Kamberis
06/12/2023
Objection resolved — Addressed
06/08/2023
Objection raised — Scope
05/31/2023
Filed — Alteration
INSTALLATION OF NEW SPRINKLER SYSTEM AND PLUMBING FIXTURES.
Q00504947-P3
05/24/2023
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
05/22/2023
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
05/16/2023
Permit issued — Mechanical Systems
Q00506554-I1-GC
03/01/2023
Permit issued — Sprinklers
Q00504947-I1-EW-SP
03/01/2023
Permit issued — Sprinklers
Q00504947-I1-PL
10/18/2022
Objection resolved — Addressed
10/18/2022
Objection resolved — Addressed
10/18/2022
Objection resolved — Addressed
10/18/2022
Objection resolved — Addressed
09/06/2022
Objection resolved — Addressed
07/06/2022
Objection resolved — Addressed
07/01/2022
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
07/01/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/01/2022
Objection raised — Structural
07/01/2022
Objection raised — Structural
Latest 60 of 79 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSprinklersSigned-offBYPASS MECHANICAL CORP10/24/2023
DOB NOWPlumbingSigned-offBYPASS MECHANICAL CORP10/24/2023
DOB NOWMechanical SystemsSigned-offCELATECH CONSTRUCTION COR09/11/2023
DOB NOWMechanical SystemsPermit IssuedCELATECH CONSTRUCTION COR05/16/2023
DOB NOWSprinklersSigned-offCROSSFIELD PLBG.&HTG.CORP03/01/2023
DOB NOWSprinklersSigned-offCROSSFIELD PLBG.&HTG03/01/2023
DOB NOWMechanical SystemsPermit IssuedCELATECH CONSTRUCTION COR05/31/2022
DOB NOWSprinklersSigned-offCROSSFIELD PLBG.&HTG.CORP01/29/2022
DOB NOWPlumbingSigned-offCROSSFIELD PLBG.&HTG01/29/2022
DOB NOWGeneral ConstructionPermit IssuedCELATECH CONSTRUCTION COR01/12/2022
DOB NOWMechanical SystemsPermit IssuedCELATECH CONSTRUCTION COR01/10/2022
DOB NOWGeneral ConstructionPermit IssuedCELATECH CONSTRUCTION COR12/14/2021
DOB NOWGeneral ConstructionSigned-offCELATECH CONSTRUCTION COR06/01/2021
DOB NOWGeneral ConstructionSigned-offCELATECH CONSTRUCTION COR05/18/2021
DOB NOWGeneral ConstructionSigned-offCELATECH CONSTRUCTION COR05/18/2021
DOB NOWGeneral ConstructionSigned-offCELATECH CONSTRUCTION COR03/11/2021
2 projects · most recent 04/29/2024
Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
04/29/2024Signed-offCELATECH CONSTRUCTION CORAir Conditioning Systems
Cooling
Mitsubishi Electric MSZ‐GL06NA‐U1 6,000 BTU · Fan Coil Indoor ×9
MSZ‐GL09NA‐U1 9,000 BTU · Fan Coil Indoor ×9
MSZ‐GL18NA‐U1 18,000 BTU · Fan Coil Indoor ×9
MXZ‐3C30NA2 27,400 BTU · Vrf Outdoor ×9
———Air Conditioning Systems
Cooling
Mitsubishi Electric CU-1 27,400 BTU · Condensing Unit ×5
AC-1 18,000 BTU · Fan Coil Indoor ×2
1 project · most recent 06/26/2023
General Wiring
FiledStatusContractorScope
06/26/2023CompleteQEC ELECTRICAL SVCE CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
06/28/2024Pass-Final CND-Occupancy InspectionPassView ↗
09/14/2023Pass-Final CND-Occupancy InspectionPassView ↗
05/24/2023Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
05/22/2023Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
07/01/2022Certified Gas-Gas-Piping-RoughingCertifiedView ↗
07/01/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 43
DateRequirementInspectorRole
05/03/2024Fenestration areasKosta Kamberisenergy_progress
05/03/2024Air barrier - visual inspectionKosta Kamberisenergy_progress
05/03/2024Fenestration air leakageKosta Kamberisenergy_progress
05/03/2024Mechanical SystemsKosta Kamberisspecial
05/03/2024Smoke Control Systems TestingKosta Kamberisspecial
05/03/2024Fire-Resistant Penetrations and JointsKosta Kamberisspecial
05/03/2024Fenestration and door U-factor and product ratingsKosta Kamberisenergy_progress
05/03/2024FinalKosta Kamberisprogress
05/03/2024Air barrier — testing Kosta Kamberisenergy_progress
04/29/2024FinalKosta Kamberisprogress
04/29/2024Fenestration air leakageKosta Kamberisenergy_progress
04/29/2024Air barrier - visual inspectionKosta Kamberisenergy_progress
04/29/2024Fire-Resistant Penetrations and JointsKosta Kamberisspecial
04/29/2024Mechanical SystemsKosta Kamberisspecial
04/29/2024Smoke Control Systems TestingKosta Kamberisspecial
04/29/2024Air barrier — testing Kosta Kamberisenergy_progress
04/29/2024Fenestration and door U-factor and product ratingsKosta Kamberisenergy_progress
04/29/2024Fenestration areasKosta Kamberisenergy_progress
03/12/2024Mechanical SystemsKosta Kamberisspecial
03/12/2024Fire-Resistant Penetrations and JointsKosta Kamberisspecial
03/12/2024Smoke Control Systems TestingKosta Kamberisspecial
03/12/2024FinalKosta Kamberisprogress
03/12/2024Air barrier — testing Kosta Kamberisenergy_progress
03/12/2024Fenestration and door U-factor and product ratingsKosta Kamberisenergy_progress
03/12/2024Fenestration air leakageKosta Kamberisenergy_progress
Latest 25 of 43.
▾Documents — 77 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch9
08/29/2026Q00503174-I1Request digital key ↗
08/27/2026Q00481768-I1Request digital key ↗
08/26/2026Q00504947-I1Request digital key ↗
Showing 3 of 9 on file for this type
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026Q00506554-I1Open ↗
▸Seals & Professional Certifications51
▸DOB NOWProgress Inspector Seal & Signature28
09/02/2026Q00504947-I1Open ↗
09/02/2026Q00504947-I1Open ↗
09/02/2026Q00504947-I1Open ↗
Showing 3 of 28 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature14
09/02/2026Q00504947-I1Open ↗
09/02/2026Q00504947-I1Open ↗
09/01/2026Q00481768-I1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature9
08/29/2026Q00503174-I1Open ↗
08/26/2026Q00504947-P1Open ↗
08/26/2026Q00504947-I1Open ↗
Showing 3 of 9 on file for this type
▸Safety & Tenant Protection4
▸DOB NOWStreet Tree Checklist4
08/13/2026Q00506554-P2Open ↗
08/13/2026Q00506554-I1Open ↗
08/13/2026Q00506554-P3Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
08/29/2026Q00503174-I1Open ↗
08/26/2026Q00504947-I1Open ↗
08/14/2026Q00504947-P1Open ↗
Showing 3 of 9 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026Q00504947-I1Open ↗
08/13/2026Q00506554-I1Open ↗
▸Other Documents1
▸DOB NOWFinal Survey1
08/13/2026Q00506554-I1Open ↗