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Factory, light manufacturing
11 NEPTUNE AVENUE
BROOKLYN · BIN 3246956
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1954Year Built
1Stories
F5Building Class
C8-1Zoning
8,500 sfGross Floor Area
1Units
1 Open Violation 0 unresolved · 1 paperwork only ▸FDNY Report ↗
Factory, light manufacturing · Owner of record: RAVON PROPERTIES, INC. · 9,600 sf lot · 0.89 FAR built · Flood zone X500
Locations of Work
ArchitectureMechanicalPlumbingFire Protection
Permit Issued — active, not yet Signed-off
RoofUnder Construction2p · 1 filing · 20 docs
Floor 1Under Construction6p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
1-9 NEPTUNE CORP203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/31/2025$4.2M—— → —$494/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HRM ENGINEERING SERVICES, PC308/18/2025
COGEN ARCHITECTS207/17/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
COGEN ARCHITECTS P C603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
CORE TECH LLCGeneral Contractor504/09/2026
PREMIER FLOW PLBG AND HTGFire Protection107/08/2026
PREMIER FLOW PLBG AND HTGPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
RYAN SPECIAL ENGINEERING2018208/18/2025
Building Lifecycle
All (31)Filed (5)Permit Issued (5)Violation (2)Inspection (6)Objection (6)Special Inspection (7)
05/13/2026
Inspection — Certified Sprinkler (SP) - Booster Pump Test
Certified
View inspection ↗
05/08/2026
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
12/23/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
11/28/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/17/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/02/2025
Permit issued — Sprinklers
B01248527-S4-EW-SP
10/01/2025
Permit issued — General Construction
B01248527-I1-GC
10/01/2025
Permit issued — Mechanical Systems
B01248527-S2-MS
09/29/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/10/2025
Permit issued — Plumbing
B01248527-S5-PL
08/29/2025
Objection resolved — Addressed
08/28/2025
Objection resolved — Addressed
08/28/2025
Objection resolved — Addressed
08/26/2025
Objection raised — Other
08/26/2025
Objection raised — Other
08/18/2025
Filed — Alteration
Install new HVAC system for 1st floor as per drawings submitted herewith.
B01248527-S2
08/18/2025
Filed — Alteration
Install new HVAC system for 1st floor as per drawings submitted herewith.
B01248527-S5
08/18/2025
Filed — Alteration
Install new HVAC system for 1st floor as per drawings submitted herewith.
B01248527-S4
07/31/2025
Permit issued — General Construction
B01248527-S1-GC
07/23/2025
Special inspection requirement — Energy Code Compliance Inspections
William Ryan
07/23/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
William Ryan
07/21/2025
Objection raised — Cost
07/17/2025
Filed — Alteration
Install new HVAC system for 1st floor as per drawings submitted herewith.
B01248527-S1
07/16/2025
Special inspection requirement — Sprinkler Systems
William Ryan
07/09/2025
Filed — Alteration
Install new HVAC system for 1st floor as per drawings submitted herewith.
B01248527-I1
07/03/2025
Special inspection requirement — Final
William Ryan
07/03/2025
Special inspection requirement — Mechanical Systems
William Ryan
07/03/2025
Special inspection requirement — Final
MICHAEL COGEN
07/03/2025
Special inspection requirement — Final
MICHAEL COGEN
12/07/2009
Violation issued (ECB, closed)
Unknown
10/29/1999
Violation issued (ECB, open)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSprinklersPermit IssuedGALICJA PLBG AND HTG CORP10/02/2025
DOB NOWGeneral ConstructionPermit IssuedCORE TECH LLC10/01/2025
DOB NOWMechanical SystemsPermit IssuedCORE TECH LLC10/01/2025
DOB NOWPlumbingPermit IssuedGALICJA PLBG AND HTG.CORP09/10/2025
DOB NOWGeneral ConstructionPermit IssuedCORE TECH LLC07/31/2025
BISMHISSUEDAIG BUILDERS INC12/03/2013
BISPLISSUEDWDE PLUMBING & HEATING11/20/1998
BISPLISSUEDTAVELLA PLBG & HTG CORP06/15/1998
BISSPISSUEDTAVELLA PLG HTG CORP06/15/1998
BISPLISSUEDTAVELLA PLBG & HTG CORP06/01/1998
BIS—ISSUEDFAXEM CONTRACTING CORP06/01/1998
BISOTISSUEDAIR STREAM AIR CONDITIONING06/01/1998
BISOTISSUEDD. SERINI HEATING12/24/1991
BISEQISSUEDD/B/A/ SERINI HEATING12/23/1991
1 project · most recent 08/18/2025
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
08/18/2025Permit IssuedCORE TECH LLCHeating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Mitsubishi Electric PUZ-A36NKA7 35,000 BTU · Vrf Outdoor ×2
York ZJ120N18R2A1AAA1A3 10 tons · Rooftop Unit ×2
Ventilation
Greenheck CUE-140-VG 1,690 CFM · Exhaust Fan ×1
SP-A390-VG 300 CFM · Exhaust Fan ×1
1 project · most recent 08/18/2025
FiledStatusContractorScope
08/18/2025Permit IssuedPREMIER FLOW PLBG AND HTG85 heads
1 project · most recent 08/18/2025
Gas Water/Sanitary
FiledStatusContractorScope
08/18/2025Permit IssuedPREMIER FLOW PLBG AND HTGGas, Water/Sanitary
1 project · most recent 10/30/2025
General Wiring
FiledStatusContractorScope
10/30/2025Permit IssuedR.A. PHILLIPS ELEC'L CONTGeneral Wiring
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
05/13/2026Certified Sprinkler (SP) - Booster Pump TestCertifiedView ↗
05/08/2026Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
12/23/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
11/28/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/17/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
09/29/2025Pass-Final CND-Occupancy InspectionPassView ↗
▾Special Inspection Requirements (DOB NOW) — 7
DateRequirementInspectorRole
07/23/2025Energy Code Compliance InspectionsWilliam Ryanprogress
07/23/2025Fire-Resistant Penetrations and JointsWilliam Ryanspecial
07/16/2025Sprinkler SystemsWilliam Ryanspecial
07/03/2025FinalWilliam Ryanprogress
07/03/2025Mechanical SystemsWilliam Ryanspecial
07/03/2025FinalMICHAEL COGENprogress
07/03/2025FinalMICHAEL COGENprogress
▾Documents — 40 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/20/2026B01248527-S2Request digital key ↗
08/20/2026B01248527-S1Request digital key ↗
08/20/2026B01248527-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Applications & Permits2
▸BISPLAN / WORK APPROVAL APPLICATION1
11/07/2013320873934Open ↗
▸BISWORK PERMIT APPLICATION1
12/07/2013320873934Open ↗
▸Seals & Professional Certifications15
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/20/2026B01248527-S2Open ↗
08/20/2026B01248527-S1Open ↗
08/20/2026B01248527-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
09/23/2026B01248527-S2Open ↗
09/23/2026B01248527-S2Open ↗
09/01/2026B01248527-I1Open ↗
Showing 3 of 4 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3
12/24/2013320873934Open ↗
12/07/2013320873934Open ↗
11/07/2013320873934Open ↗
▸DOB NOWSpecial Inspector Seal & Signature3
09/23/2026B01248527-S2Open ↗
09/23/2026B01248527-S2Open ↗
09/23/2026B01248527-S4Open ↗
▸Trade Schedules & Equipment3
▸BISEQUIPMENT USE APPLICATION/PERMIT2
12/24/2013320873934Open ↗
11/07/2013320873934Open ↗
▸BISEQUIPMENT USE PERMITS1
12/24/2013320873934Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
08/20/2026B01248527-S2Open ↗
08/20/2026B01248527-S1Open ↗
08/20/2026B01248527-I1Open ↗
Showing 3 of 5 on file for this type
▸Energy Compliance4
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3
12/24/2013320873934Open ↗
12/07/2013320873934Open ↗
11/07/2013320873934Open ↗
▸BISAS-BUILT ENERGY ANALYSIS1
12/24/2013320873934Open ↗
▸Approvals, Objections & Sign-offs3
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
12/24/2013320873934Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
11/07/2013320873934Open ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION1
12/24/2013320873934Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
12/24/2013320873934Open ↗
11/07/2013320873934Open ↗
▸Filing & Intake Forms1
▸BISEFILING COVER SHEET1
11/07/2013320873934Open ↗