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Two family converted from one family
307 GATES AVENUE
BROOKLYN · BIN 3321936
💬 Discuss this project
1901Year Built
3Stories
B3Building Class
R6BZoning
3,600 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 3,300 sf lot · 1.09 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbing
Roof1p · 1 filing · 12 docs
Floor 320p · 1 filing · 20 docs
Floor 220p · 1 filing · 20 docs
Floor 121p · 1 filing · 20 docs
Cellar21p · 1 filing · 20 docs
Basement20p · 1 filing · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/19/2021$2.3M—Private party → Private party$632/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SQUARE ARCH, LLC202/01/2024
LOADINGDOCK5 ARCHITECTURE PLLC505/11/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
EPAC BUILDING CONSULTING INC1003/21/2026
KAMTECH RESTORATION CORP403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ETHOS PLUMBING CORPPlumbing1307/08/2026
GODFREY'S REFRIGERATIONGeneral Contractor203/21/2026
KAMTECH RESTORATION CORPGeneral Contractor203/21/2026
NICOLAOS KANTARISElectrical103/21/2026
WERNER MORATHElectrical103/21/2026
CITY LINE INTERIORS INCGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SQ. ARCH, LLC4802202/01/2024
BRIAN E. FLYNN, PE, PC2837405/11/2023
Building Lifecycle
All (54)Filed (7)Permit Issued (4)Signed Off (3)Inspection (3)Objection (24)Special Inspection (13)
05/01/2024
Signed off — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B00969935-I1
04/19/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
Kaijin Liang
04/19/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Kaijin Liang
04/19/2024
Special inspection requirement — Final
Kaijin Liang
04/19/2024
Special inspection requirement — Energy Code Compliance Inspections
Kaijin Liang
04/19/2024
Special inspection requirement — Air barrier - visual inspection
Kaijin Liang
03/05/2024
Objection resolved — Addressed
02/23/2024
Objection raised — Other
02/01/2024
Filed — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B00969935-P1
12/29/2023
Permit issued — Solar
B00969935-I1-SL
12/19/2023
Objection resolved — Addressed
12/12/2023
Objection raised — Structural
12/01/2023
Filed — Alteration
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
B00969935-I1
05/11/2023
Filed — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-P2
05/04/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
BRIAN FLYNN
05/04/2023
Special inspection requirement — Energy Code Compliance Inspections
BRIAN FLYNN
05/04/2023
Special inspection requirement — Interior lighting power
BRIAN FLYNN
05/04/2023
Special inspection requirement — Fenestration air leakage
BRIAN FLYNN
05/04/2023
Special inspection requirement — Fenestration and door U-factor and product ratings
BRIAN FLYNN
05/04/2023
Special inspection requirement — Insulation placement and R values
BRIAN FLYNN
05/04/2023
Special inspection requirement — Fenestration areas
BRIAN FLYNN
05/04/2023
Special inspection requirement — Air barrier - visual inspection
BRIAN FLYNN
03/17/2023
Signed off — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-S1
03/02/2023
Signed off — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-S2
02/07/2023
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
12/01/2022
Objection resolved — Addressed
10/14/2022
Objection raised — Zoning
10/14/2022
Objection resolved — Addressed
10/11/2022
Objection raised — Zoning
10/10/2022
Objection resolved — Addressed
10/07/2022
Objection raised — Other
10/06/2022
Objection resolved — Addressed
10/05/2022
Objection raised — Zoning
10/04/2022
Objection resolved — Addressed
09/30/2022
Objection raised — Zoning
09/29/2022
Filed — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-P1
05/09/2022
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
12/28/2021
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
11/15/2021
Permit issued — Mechanical Systems
B00500279-S1-MS
10/04/2021
Permit issued — Plumbing
B00500279-S2-PL
09/20/2021
Permit issued — General Construction
B00500279-I1-GC
08/10/2021
Filed — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-S1
08/05/2021
Filed — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-S2
08/02/2021
Objection resolved — Addressed
07/08/2021
Objection resolved — Addressed
07/08/2021
Objection resolved — Addressed
07/08/2021
Objection resolved — Addressed
07/08/2021
Objection resolved — Addressed
06/23/2021
Objection raised — Zoning
06/23/2021
Objection raised — Scope
06/23/2021
Objection raised — Other
06/23/2021
Objection raised — Other
06/23/2021
Objection raised — Structural
06/16/2021
Filed — Alteration CO
subsequent filing for mechanical works on A/C units, kitchen and bathroom ventilations.
B00500279-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offKAMTECH RESTORATION CORP12/29/2023
DOB NOWMechanical SystemsSigned-offGODFREYS REFRIGERATION11/15/2021
DOB NOWPlumbingSigned-offETHOS PLUMBING CORP10/04/2021
DOB NOWGeneral ConstructionPermit IssuedCITY LINE INTERIORS09/20/2021
BISOTISSUEDMARCO POLO DESIGN CORP09/09/2011
1 project · most recent 05/11/2023
Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
05/11/2023Signed-offGODFREY'S REFRIGERATIONAir Conditioning Systems, Ventilation Systems
Cooling
Mitsubishi Electric MXZ-2C20NAHZ2 20,000 BTU · Condensing Unit ×1
MXZ-8C48NAHZ2 48,000 BTU · Condensing Unit ×1
Ventilation
Brink Flair 400 235 CFM · Erv ×1
2 projects · most recent 11/17/2023
General Wiring
FiledStatusContractorScope
11/17/2023CompleteBERGER QUALITY ELEC'L CON—
07/16/2022CompleteNYCO ELECTRIC CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
02/07/2023Pass-Final CND-Occupancy InspectionPassView ↗
05/09/2022Pass-Final CND-Occupancy InspectionPassView ↗
12/28/2021Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 13
DateRequirementInspectorRole
04/19/2024Structural Stability – Alterations of existing buildingsKaijin Liangspecial
04/19/2024Fire-Resistant Penetrations and JointsKaijin Liangspecial
04/19/2024FinalKaijin Liangprogress
04/19/2024Energy Code Compliance InspectionsKaijin Liangprogress
04/19/2024Air barrier - visual inspectionKaijin Liangenergy_progress
05/04/2023Structural Stability – Alterations of existing buildingsBRIAN FLYNNspecial
05/04/2023Energy Code Compliance InspectionsBRIAN FLYNNprogress
05/04/2023Interior lighting powerBRIAN FLYNNenergy_progress
05/04/2023Fenestration air leakageBRIAN FLYNNenergy_progress
05/04/2023Fenestration and door U-factor and product ratingsBRIAN FLYNNenergy_progress
05/04/2023Insulation placement and R valuesBRIAN FLYNNenergy_progress
05/04/2023Fenestration areasBRIAN FLYNNenergy_progress
05/04/2023Air barrier - visual inspectionBRIAN FLYNNenergy_progress
▾Documents — 54 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
09/01/2026B00500279-P2Request digital key ↗
09/01/2026B00500279-S2Request digital key ↗
09/01/2026B00500279-S1Request digital key ↗
Showing 3 of 7 on file for this type
▸Applications & Permits3
▸BISPLAN / WORK APPROVAL APPLICATION2
03/11/2021320399537Open ↗
09/19/2011320399537Open ↗
▸BISWORK PERMIT APPLICATION1
09/19/2011320399537Open ↗
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00500279-I1Open ↗
▸Seals & Professional Certifications19
▸DOB NOWDPL-1: Design Professional Seal & Signature7
09/01/2026B00500279-I1Open ↗
09/01/2026B00500279-P2Open ↗
09/01/2026B00500279-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature6
08/30/2026B00969935-I1Open ↗
08/30/2026B00969935-I1Open ↗
08/30/2026B00969935-I1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
08/30/2026B00969935-I1Open ↗
08/30/2026B00969935-I1Open ↗
08/26/2026B00500279-P2Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
09/19/2011320399537Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
09/19/2011320399537Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1
09/19/2011320399537Open ↗
▸Safety & Tenant Protection4
▸DOB NOWStreet Tree Checklist3
09/01/2026B00500279-P2Open ↗
08/15/2026B00500279-P1Open ↗
08/15/2026B00500279-I1Open ↗
▸BISSTREET TREE CHECKLIST1
09/19/2011320399537Open ↗
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
09/01/2026B00500279-P2Open ↗
09/01/2026B00500279-S2Open ↗
09/01/2026B00500279-S1Open ↗
Showing 3 of 7 on file for this type
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
09/19/2011320399537Open ↗
▸Energy Compliance4
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026B00500279-I1Open ↗
08/13/2026B00500279-S1Open ↗
▸BISAS-BUILT ENERGY ANALYSIS1
04/13/2021320399537Open ↗
▸BISTECHNICAL REPORT: ENERGY1
09/19/2011320399537Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
04/13/2021320399537Open ↗
▸Approvals, Objections & Sign-offs3
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
04/13/2021320399537Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
09/19/2011320399537Open ↗
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026B00969935-I1Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
04/13/2021320399537Open ↗
09/19/2011320399537Open ↗
▸Filing & Intake Forms1
▸BISEFILING COVER SHEET1
09/19/2011320399537Open ↗
▸Other Documents1
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
04/13/2021320399537Open ↗