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Zoned commercial or Manhattan residential
51-20 VAN LOON STREET
QUEENS · BIN 4617795
💬 Discuss this project
0Year Built
—Stories
V1Building Class
R6Zoning
0 sfGross Floor Area
0Units
5 Open Violations 4 unresolved · 1 paperwork only ▸
Zoned commercial or Manhattan residential · Owner of record: 112-12 NORTHERN LLC · 2,025 sf lot · 0 FAR built · Flood zone X
Locations of Work
MechanicalPlumbingFire ProtectionGeneral
Permit Issued — active, not yet Signed-off
RoofUnder Construction14p · 3 filings · 11 docs
Floor 711p · 1 filing · 5 docs
Floor 613p · 2 filings · 7 docs
Floor 511p · 1 filing · 5 docs
Floor 413p · 2 filings · 7 docs
Floor 311p · 1 filing · 5 docs
Floor 211p · 1 filing · 5 docs
Floor 111p · 1 filing · 5 docs
Cellar13p · 2 filings · 7 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
VALVERDE CONSTRUCTION203/22/2026
VAN LOON GROUP1403/21/2026
90-50 53 AVE REALTY603/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/27/2017$990K—VANLOON GROUP INC. → 112-12 NORTHERN LLC— not available
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FL&M ENGINEERING DESIGN &INSPECTION202/02/2026
EJC ENGINEERING, PLLC203/31/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
CHANG HWA TAN103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MC SUPERSTRUCTURE INCGeneral Contractor304/09/2026
QMB PLUMBING & HTG INCFire Protection106/28/2026
QMB PLUMBING & HEATING INCPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
Z & T ENGINEERING, P.C.591103/31/2022
Building Lifecycle
All (57)Filed (4)Permit Issued (4)Violation (21)Inspection (1)Objection (12)Special Inspection (15)
07/29/2026
Inspection — Certified StandPipe - SD - Hydrostatic 63/09 Test (Initial 75 Feet)
Certified
View inspection ↗
05/19/2026
Violation issued (ECB, open)
Unknown
04/22/2026
Violation issued (ECB, open)
Unknown
02/12/2026
Violation issued (ECB, closed)
Unknown
02/12/2026
Violation issued (ECB, closed)
Construction
02/02/2026
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED, PIPE SCAFFOLD AND NEEDLE BEAM AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
Q01315042-P1
11/14/2025
Permit issued — Supported Scaffold
Q01315042-I1-SH
11/14/2025
Permit issued — Supported Scaffold
Q01315042-I1-SF
11/13/2025
Filed — Alteration
INSTALLATION OF 300 PSF SIDEWALK SHED, PIPE SCAFFOLD AND NEEDLE BEAM AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE 2022 CODE. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
Q01315042-I1
08/29/2025
Violation issued (ECB, closed)
Construction
08/29/2025
Violation issued (ECB, closed)
Construction
07/22/2025
Permit issued — Plumbing
Q00452771-I1-EW-SP
07/22/2025
Permit issued — Plumbing
Q00452771-I1-PL
02/12/2025
Violation issued (ECB, closed)
Unknown
11/22/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/15/2022
Violation issued (ECB, closed)
Construction
11/15/2022
Violation issued (ECB, closed)
Construction
11/04/2022
Violation issued (ECB, closed)
Construction
05/11/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/06/2022
Objection raised — Inspections
04/06/2022
Objection resolved — Addressed
04/06/2022
Objection raised — Structural
04/06/2022
Objection resolved — Addressed
04/06/2022
Objection raised — Fire_Protection
04/06/2022
Objection resolved — Addressed
04/06/2022
Objection raised — Inspections
04/06/2022
Objection resolved — Addressed
04/06/2022
Objection raised — Inspections
04/06/2022
Objection resolved — Addressed
04/06/2022
Objection raised — Scope
04/06/2022
Objection resolved — Addressed
03/31/2022
Filed — Alteration
HEREWITH FILING FOR NEW INSTALLATION OF PLUMBING AND SPRINKLER SYSTEM.
Q00452771-I1
03/31/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
Fei Zeng
03/31/2022
Special inspection requirement — HVAC-R and service water heating equipment
Fei Zeng
03/31/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
Fei Zeng
03/29/2022
Filed — Alteration
HEREWITH FILING FOR NEW INSTALLATION OF HVAC SYSTEM.
Q00452753-I1
07/21/2021
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
Fei Zeng
07/08/2021
Special inspection requirement — Energy Code Compliance Inspections
07/08/2021
Special inspection requirement — HVAC-R and service water heating equipment
07/08/2021
Special inspection requirement — HVAC-R and service water heating system controls
07/08/2021
Special inspection requirement — HVAC-R and service water piping design and insulation
07/08/2021
Special inspection requirement — Maintenance information
07/08/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
07/08/2021
Special inspection requirement — Heating Systems
07/08/2021
Special inspection requirement — Post-installed Anchors
01/12/2021
Special inspection requirement — Sprinkler Systems
Fei Zeng
01/12/2021
Special inspection requirement — Mechanical Systems
01/12/2021
Special inspection requirement — Final
12/30/2020
Violation issued (ECB, closed)
Construction
12/30/2020
Violation issued (ECB, closed)
Construction
11/19/2019
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
11/19/2019
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
07/18/2019
Violation issued (ECB, closed)
Construction
04/03/2019
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/30/2013
Violation issued (ECB, closed)
Construction
10/30/2013
Violation issued (ECB, closed)
Construction
05/15/2013
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSupported ScaffoldPermit IssuedMC SUPERSTRUCTURE INC11/14/2025
DOB NOWSupported ScaffoldPermit IssuedMC SUPERSTRUCTURE INC11/14/2025
DOB NOWPlumbingPermit IssuedQMB PLUMBING & HTG INC07/22/2025
DOB NOWPlumbingPermit IssuedQMB PLUMBING & HEATING INC07/22/2025
BIS—ISSUEDHUA YANG INC10/14/2025
BIS—ISSUEDHUA YANG INC10/14/2025
BISEQISSUEDHUA YANG INC10/14/2025
BIS—ISSUEDHUA YANG INC11/19/2024
BISEQISSUEDHUA YANG INC11/19/2024
BIS—ISSUEDHUA YANG INC11/19/2024
BISEQISSUEDHUA YANG INC10/17/2023
BIS—ISSUEDHUA YANG INC02/27/2023
BIS—ISSUEDHUA YANG INC02/23/2023
BISEQISSUEDHUA YANG INC10/17/2022
BIS—ISSUEDHUA YANG INC10/12/2022
BIS—ISSUEDHUA YANG INC10/12/2022
BIS—ISSUEDHUA YANG INC07/01/2022
BIS—ISSUEDHUA YANG INC07/01/2022
BISEQISSUEDHUA YANG INC01/06/2022
BIS—ISSUEDHUA YANG INC10/21/2021
BIS—ISSUEDHUA YANG INC10/21/2021
BIS—ISSUEDHUA YANG INC04/07/2021
BIS—ISSUEDHUA YANG INC04/07/2021
BISEQISSUEDHUA YANG INC01/06/2021
BIS—ISSUEDHUA YANG INC10/21/2020
BIS—ISSUEDHUA YANG INC10/21/2020
BIS—ISSUEDHUA YANG INC10/18/2019
BIS—ISSUEDHUA YANG INC10/18/2019
BIS—ISSUEDHUA YANG INC06/03/2019
BIS—ISSUEDHUA YANG INC06/03/2019
BIS—ISSUEDHUA YANG INC10/10/2018
BISEQISSUEDEXPERTA GROUP INC12/03/2014
BIS—ISSUEDVALVERDE CONSTRUCTION COR09/17/2013
BISEQISSUEDVALVERDE CONSTRUCTION COR09/16/2013
BIS—ISSUEDVALVERDE CONSTRUCTION COR09/16/2013
1 project · most recent 03/29/2022
Air Conditioning Systems Heating Systems Ventilation Systems
FiledStatusContractorScope
03/29/2022——Air Conditioning Systems, Heating Systems, Ventilation Systems
1 project · most recent 03/31/2022
FiledStatusContractorScope
03/31/2022Permit IssuedQMB PLUMBING & HTG INC—
1 project · most recent 03/31/2022
Gas Storm Water/Sanitary
FiledStatusContractorScope
03/31/2022Permit IssuedQMB PLUMBING & HEATING INGas, Storm, Water/Sanitary
1 project · most recent 11/07/2025
FiledStatusContractorScope
11/07/2025Permit IssuedNASH ELECTRIC SERVICES IN—
1 project · most recent 02/02/2026
Scaffold Sidewalk Shed
FiledStatusContractorScope
02/02/2026Permit IssuedMC SUPERSTRUCTURE INCScaffold, Sidewalk Shed
▾Field Inspections (DOB CAP) — 1
DateTypeResultReport
07/29/2026Certified StandPipe - SD - Hydrostatic 63/09 Test (Initial 75 Feet)CertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 15
DateRequirementInspectorRole
03/31/2022HVAC-R and service water piping design and insulationFei Zengenergy_progress
03/31/2022HVAC-R and service water heating equipmentFei Zengenergy_progress
03/31/2022Fire-Resistant Penetrations and JointsFei Zengspecial
07/21/2021Private On-Site Storm Water Disposal Systems-, and Detention Facilities, InstallationFei Zengspecial
07/08/2021Energy Code Compliance Inspections—progress
07/08/2021HVAC-R and service water heating equipment—energy_progress
07/08/2021HVAC-R and service water heating system controls—energy_progress
07/08/2021HVAC-R and service water piping design and insulation—energy_progress
07/08/2021Maintenance information—energy_progress
07/08/2021Fire-Resistant Penetrations and Joints—special
07/08/2021Heating Systems—special
07/08/2021Post-installed Anchors—special
01/12/2021Sprinkler SystemsFei Zengspecial
01/12/2021Mechanical Systems—special
01/12/2021Final—progress
▾Documents — 189 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch2
08/17/2026Q01315042-I1Request digital key ↗
08/17/2026Q01315042-P1Request digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
08/26/2026Q00452753-I1Request digital key ↗
▸DOB NOWPlans/Sketch - Sprinkler1
08/14/2026Q00452771-I1Request digital key ↗
▸DOB NOWPlans/Sketch - Plumbing1
08/14/2026Q00452771-I1Request digital key ↗
▸Applications & Permits55
▸BISWORK PERMIT APPLICATION32
04/30/2025421395234Open ↗
04/30/2025421395234Open ↗
04/30/2025421395234Open ↗
Showing 3 of 32 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION21
12/16/2024421395234Open ↗
12/04/2024421395234Open ↗
11/18/2024421395234Open ↗
Showing 3 of 21 on file for this type
▸BISINTENT TO REVOKE APPROVAL/PERMIT1
12/04/2017421395234Open ↗
▸BISBPP-5 - Authorization to the Department of Transportation1
01/09/2017421418415Open ↗
▸Zoning, Tax Lot & Property Records3
▸BISZONING DIAGRAM2
02/17/2021421395234Open ↗
07/24/2017421395234Open ↗
▸BISTAX LOT: FINAL LOT NUMBER ISSUED1
12/22/2020421395234Open ↗
▸Seals & Professional Certifications19
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION11
10/26/2018421395234Open ↗
10/26/2018421395234Open ↗
10/26/2018421395234Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/26/2026Q00452753-I1Open ↗
08/17/2026Q01315042-P1Open ↗
08/17/2026Q01315042-I1Open ↗
Showing 3 of 4 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
12/13/2014421051738Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
12/13/2014421051738Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/24/2026Q00452771-I1Open ↗
▸DOB NOWProgress Inspector Seal & Signature1
08/24/2026Q00452771-I1Open ↗
▸Trade Schedules & Equipment8
▸BISSEWER/HOUSE CON SIGNOFF: DEP HC 0214
09/23/2013420828812Open ↗
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
Showing 3 of 4 on file for this type
▸BISGAS CUT-OFF2
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISELECTRIC CUT-OFF1
09/23/2013420828812Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
07/18/2017421395234Open ↗
▸Safety & Tenant Protection7
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE3
11/10/2018421395234Open ↗
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISSTREET TREE CHECKLIST2
09/19/2017421418415Open ↗
11/09/2016421395234Open ↗
▸BISSTREET TREES SITE PLAN1
12/22/2020421395234Open ↗
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1
04/18/2013420834342Open ↗
▸Environmental & Asbestos5
▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP 20-21-5)2
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISRODENT CONTROL2
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1
12/13/2014421051738Open ↗
▸Energy Compliance7
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS5
11/08/2018421395234Open ↗
10/26/2018421395234Open ↗
10/26/2018421395234Open ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
12/02/2024421395234Open ↗
09/20/2024421395234Open ↗
▸Inspections & Test Reports9
▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX3
06/16/2025421395234Open ↗
10/26/2018421395234Open ↗
10/26/2018421395234Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY2
12/02/2024421395234Open ↗
09/20/2024421395234Open ↗
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER2
06/24/2025421395234Open ↗
10/26/2018421395234Open ↗
▸BISTECHNICAL REPORT: SOIL INSPECTION1
01/04/2017421395234Open ↗
▸BISHYDRO FLOW TEST LETTER1
07/24/2017421395234Open ↗
▸Approvals, Objections & Sign-offs28
▸BISSUPERSEDING LETTER10
04/30/2025421395234Open ↗
09/07/2022421395234Open ↗
06/30/2022421395234Open ↗
Showing 3 of 10 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION7
04/30/2025421395234Open ↗
10/18/2022421395234Open ↗
02/17/2021421395234Open ↗
Showing 3 of 7 on file for this type
▸BISSCHEDULE A - OCCUPANCY / USE4
02/17/2021421395234Open ↗
02/01/2021421395234Open ↗
11/24/2018421395234Open ↗
Showing 3 of 4 on file for this type
▸BISADMINISTRATIVE OBJECTIONS4
01/09/2017421418415Open ↗
12/13/2014421051738Open ↗
05/01/2013420828812Open ↗
Showing 3 of 4 on file for this type
▸BISTAP LETTER - DOM SVC : DEP-DOM2
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISIntent to Rescind Letter1
04/18/2019421395234Open ↗
▸Cost, Insurance & Ownership12
▸BISPROJECT-SPECIFIC GL INSURANCE6
04/30/2025421395234Open ↗
04/09/2025421395234Open ↗
10/18/2022421395234Open ↗
Showing 3 of 6 on file for this type
▸BISPROJECT SPECIFIC GENERAL LIABILITY INSURANCE5
04/30/2025421395234Open ↗
04/25/2025421395234Open ↗
06/27/2023421395234Open ↗
Showing 3 of 5 on file for this type
▸BISCOST AFFIDAVIT1
10/19/2017421561009Open ↗
▸Filing & Intake Forms28
▸BISBOROUGH INTAKE FORM9
04/30/2025421395234Open ↗
06/27/2023421395234Open ↗
06/16/2023421395234Open ↗
Showing 3 of 9 on file for this type
▸BISADDITIONAL INFORMATION9
12/20/2024421395234Open ↗
10/28/2022421395234Open ↗
01/12/2021421395234Open ↗
Showing 3 of 9 on file for this type
▸BISEFILING COVER SHEET7
10/19/2017421561009Open ↗
02/17/2017421395234Open ↗
01/09/2017421418415Open ↗
Showing 3 of 7 on file for this type
▸BISSRO INTAKE FORM(SRO1)2
09/23/2013420828812Open ↗
09/17/2013420834342Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
01/09/2017421418415Open ↗
▸Other Documents3
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
03/11/2025421395234Open ↗
▸BISSITE CONNECTION:DEP1
07/24/2017421395234Open ↗
▸BISPLOT DIAGRAM1
07/24/2017421395234Open ↗