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Condo, residential tower (mixed-use, multi-family elevator) [derived]
Prospect Park
357 9TH STREET · Park Slope · BIN 3022136
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1920Year Built
—Stories
RMBuilding Class
R6AZoning
76,252 sfGross Floor Area
132Units
LL97 CoveredRent Stabilized50 Active Violations 46 unresolved · 4 paperwork only ▸FISP: SWARMPFDNY Report ↗
Condo, residential tower (mixed-use, multi-family elevator) [derived] · 14,582 sf lot · 5.23 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalMechanicalEquipmentGeneral
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
RoofProspect Park YMCA, YMCA of Greater New York8p · 3 filings · 20 docs
Floor 2YMCA of Greater New York1p · 1 filing · 5 docs
Floor 1YMCA of Greater New York1p · 1 filing · 5 docs
CellarYMCA of Greater New York7p · 1 filing · 5 docs
Sub-BasementYMCA of Greater New York6p · 1 filing · 5 docs
Site & exteriorProspect Park YMCA, YMCA of Greater New York17p · 4 filings · 20 docs
Filed — no permit issuedHeavy duty sidewalk shed3p · 1 filing · 3 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
YMCA303/21/2026
Ywmca203/21/2026
LRP103/21/2026
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
AE Design Solution203/21/2026
Framework Consultants203/21/2026
Arsenal Building Consultants203/21/2026
Project Tactical Solutions203/21/2026
Municipal Building Consultants103/21/2026
Kma Designs203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Skyline Restorationspecialty_contractor203/21/2026
All HVAC Service Cospecialty_contractor203/21/2026
Kay Waterproofingspecialty_contractor203/21/2026
Kings Group NYScaffold107/08/2026
Accurate ElectricalElectrical103/21/2026
Spring ScaffoldingScaffold107/08/2026
Tuxedo Electrical ContractingElectrical103/21/2026
Lina ElectricElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
Project Tactical Solution5859209/17/2024
George J. Xerakias, PE1658101/31/2024
Lilker Associates Consulting816111/11/2022
Lpe Engineering3102111/17/2021
Building Lifecycle
All (105)Filed (8)Permit Issued (6)Signed Off (5)Facade (FISP) (13)Violation (60)Special Inspection (13)
07/15/2026
Violation issued (ECB, open)
Elevators
06/23/2026
Violation issued (HPD, closed)
C
06/23/2026
Violation issued (HPD, closed)
C
05/07/2026
Violation issued (ECB, open)
Elevators
05/07/2026
Violation issued (HPD, closed)
A
04/14/2026
Violation issued (HPD, closed)
B
03/17/2026
Violation issued (FDNY_ORDER, closed)
03/09/2026
Violation issued (ECB, open)
Elevators
03/06/2026
Violation issued (HPD, closed)
A
03/06/2026
Violation issued (HPD, closed)
B
01/08/2026
Violation issued (ECB, open)
Elevators
09/24/2025
Violation issued (HPD, closed)
B
09/24/2025
Violation issued (HPD, closed)
A
09/24/2025
Violation issued (HPD, closed)
A
09/24/2025
Violation issued (HPD, closed)
C
08/15/2025
Violation issued (HPD, closed)
C
08/15/2025
Violation issued (HPD, closed)
B
08/15/2025
Violation issued (HPD, closed)
A
08/15/2025
Violation issued (HPD, closed)
A
08/15/2025
Violation issued (HPD, closed)
A
08/08/2025
Violation issued (HPD, closed)
A
07/29/2025
Violation issued (HPD, closed)
B
07/22/2025
Violation issued (FDNY_NOV, closed)
06/18/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
C
06/17/2025
Violation issued (HPD, closed)
C
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
C
06/17/2025
Violation issued (HPD, closed)
B
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
C
06/17/2025
Violation issued (HPD, closed)
C
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
A
06/17/2025
Violation issued (HPD, closed)
A
06/12/2025
Violation issued (HPD, closed)
A
03/17/2025
Violation issued (FDNY_NOV, closed)
03/17/2025
Violation issued (FDNY_NOV, closed)
02/11/2025
Violation issued (FDNY_NOV, closed)
02/11/2025
Violation issued (FDNY_ORDER, closed)
01/11/2025
Violation issued (HPD, closed)
B
01/11/2025
Violation issued (HPD, closed)
C
01/11/2025
Violation issued (HPD, closed)
B
12/31/2024
Violation issued (HPD, closed)
C
12/02/2024
Violation issued (HPD, closed)
C
11/26/2024
Violation issued (FDNY_NOV, closed)
10/28/2024
Violation issued (HPD, closed)
B
10/28/2024
Violation issued (HPD, closed)
C
09/26/2024
Violation issued (FDNY_ORDER, closed)
09/23/2024
Violation issued (HPD, closed)
A
09/23/2024
Violation issued (HPD, closed)
A
09/23/2024
Violation issued (HPD, closed)
B
09/19/2024
Signed off — Alteration
ENVELOPE MODERNIZATION AND FACADE RESTORATION TO ADDRESS CYCLE 9 SWARMP CONDITIONS AS PER PLANS FILED HEREWITH . NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
B00950652-I1
Latest 60 of 105 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedSigned-offKings Group NY03/19/2024
DOB NOWSuspended ScaffoldPermit IssuedKay Waterproofing02/06/2024
DOB NOWGeneral ConstructionSigned-offKay Waterproofing01/26/2024
DOB NOWMechanical SystemsSigned-offAll HVAC Service Co11/28/2022
DOB NOWSidewalk ShedSigned-offSpring Scaffolding11/22/2021
DOB NOWGeneral ConstructionSigned-offSkyline Restoration11/22/2021
BISSPISSUEDArmon Mechanical04/28/2021
BISSDISSUEDLT Fire Protection12/16/2019
BISPLISSUEDL&J PLG & Heating Co of NY05/15/2018
BISSDISSUEDLT Fire Protection04/25/2018
BISPLISSUEDG. C. Plumbing & Heating04/25/2018
BIS—ISSUEDLRP Construction10/26/2017
BIS—ISSUEDLRP Construction10/24/2017
BISSDISSUEDLT Fire Protection04/26/2017
BISPLISSUEDG. C. Plumbing & Heating04/26/2017
BISOTISSUEDTitan Construction Services08/26/2016
BISPLISSUEDSenid PL & Heating04/16/2015
BISMHISSUEDAll HVAC Service Co09/12/2014
BISPLISSUEDSenid PL & Heating04/17/2014
BISEQISSUEDBrenmac Construction02/07/2014
BISOTISSUEDLRP Construction11/04/2013
BISOTISSUEDTitan Construction Services10/04/2013
BISOTISSUEDMC Gowan Builders07/29/2013
BISMHISSUEDMC Gowan Builders07/02/2013
BISOTISSUEDTitan Construction Services04/10/2013
BISEQISSUEDBrenmac Construction04/08/2013
BISEQISSUEDBrenmac Construction04/08/2013
BISEQISSUEDBrenmac Construction03/12/2013
BISEQISSUEDBrenmac Construction11/15/2012
BISOTISSUEDTitan Construction Services10/26/2012
BISEQISSUEDBrenmac Construction10/25/2012
BISOTISSUEDMC Gowan Builders07/20/2012
BISMHISSUEDAll HVAC Service Co02/07/2012
BISEQISSUEDBrenmac Construction11/30/2011
BISOTISSUEDMC Gowan Builders08/02/2011
BISOTISSUEDMC Gowan Builders08/02/2011
BISOTISSUEDMC Gowan Builders06/02/2011
BISEQISSUEDVertical Scaffold12/14/2010
BISMHISSUEDMC Gowan Builders07/30/2010
BISEQISSUEDCreative Interi Plus06/08/2010
+ 16 more permits on file
7 projects · most recent 02/03/2025
General Wiring
FiledStatusContractorScope
02/03/2025CompleteNee Electrical—
12/28/2024Permit IssuedLina ElectricGeneral Wiring
03/18/2024CompleteHigh Quality Electric of—
11/18/2021CompleteTop Shelf Electric—
02/06/2020Permit IssuedInterstate ElectricGeneral Wiring
03/13/2019Permit IssuedLina ElectricGeneral Wiring
12/19/2018CompleteLina ElectricGeneral Wiring
1 project · most recent 01/31/2024
Suspended Scaffold (SC)
FiledStatusContractorScope
01/31/2024Permit Issued—Suspended Scaffold (SC)
▾Special Inspection Requirements (DOB NOW) — 13
DateRequirementInspectorRole
09/17/2024Post-installed AnchorsMax Leespecial
09/17/2024Tenant Protection Plan ComplianceMax Leespecial
09/17/2024MasonryMax Leespecial
09/17/2024FinalMax Leeprogress
09/16/2024Tenant Protection Plan ComplianceMax Leespecial
09/16/2024MasonryMax Leespecial
09/16/2024Post-installed AnchorsMax Leespecial
09/16/2024FinalMax Leeprogress
01/31/2024Alternative Materials - OTCR Buildings Bulletin NumberGeorge Xerakiasspecial
01/31/2024Post-installed AnchorsGeorge Xerakiasspecial
11/09/2021MasonryRoberta Levinespecial
11/09/2021Structural Stability – Alterations of existing buildingsRoberta Levinespecial
11/09/2021FinalRoberta Levineprogress
▾Tenants in the building
TenantSpaceFloorsRenovation projects
Prospect Park YMCAFitness / RecreationRoof
Project B00950652 Alteration · LOC Issued · 01/02/2024
YMCA of Greater New YorkFitness / RecreationCellar, Sub-basement
Project B08032288 Alteration · LOC Issued · 11/11/2022
Project B00628060 Alteration · LOC Issued · 11/17/2021
Names are taken automatically from the text of each project’s filed documents (title blocks and cover sheets) and screened to exclude owners, landlords and designers. They may be incomplete or wrong; check the filing.
▾Documents — 393 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/31/2026B00628060-I1Request digital key ↗
08/31/2026B00631749-I1Request digital key ↗
08/28/2026B08032288-I1Request digital key ↗
Showing 3 of 8 on file for this type
▸Applications & Permits91
▸BISWORK PERMIT APPLICATION50
06/07/2021340495388Open ↗
06/07/2021340495388Open ↗
05/24/2021340495388Open ↗
Showing 3 of 50 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION36
09/15/2025340728065Open ↗
01/04/2024340495388Open ↗
01/04/2024321785993Open ↗
Showing 3 of 36 on file for this type
▸BISPLACE OF ASSEMBLY3
10/17/2017321230075Open ↗
10/02/2017321230075Open ↗
09/30/2015321230075Open ↗
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION2
12/10/2019340495388Open ↗
09/14/2017321241740Open ↗
▸Seals & Professional Certifications93
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION47
09/13/2018320406226Open ↗
06/21/2018320564439Open ↗
06/21/2018320249968Open ↗
Showing 3 of 47 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST12
09/09/2014320953571Open ↗
Showing 1 of 12 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM11
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 11 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/31/2026B00631749-I1Open ↗
08/13/2026B01021753-I1Open ↗
08/13/2026B01002122-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/25/2026B00628060-I1Open ↗
09/25/2026B00628060-I1Open ↗
08/29/2026B00950652-I1Open ↗
Showing 3 of 6 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT3
05/10/2020340728065Open ↗
04/20/2017340495388Open ↗
09/09/2014320953571Open ↗
▸DOB NOWProgress Inspector Seal & Signature3
09/25/2026B00628060-I1Open ↗
08/29/2026B00950652-I1Open ↗
08/25/2026B00950652-P1Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2
05/10/2020340728065Open ↗
04/20/2017340495388Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2
05/10/2020340728065Open ↗
04/20/2017340495388Open ↗
▸Trade Schedules & Equipment7
▸BISSCHEDULE B - PLUMBING3
04/20/2017340495388Open ↗
09/27/2013320884771Open ↗
Showing 2 of 3 on file for this type
▸BISEQUIPMENT USE APPLICATION/PERMIT1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISFA - FDNY APPROVAL : FD-FAA1
08/29/2024321785993Open ↗
▸BISEQUIPMENT USE PERMITS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
04/21/2017321517783Open ↗
▸Safety & Tenant Protection23
▸BISSRO MD ANTI-HARASSMENT CHECKLIST10
05/10/2020340728065Open ↗
04/21/2017321517783Open ↗
04/20/2017340495388Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist7
08/13/2026B00628060-I1Open ↗
08/13/2026B08032288-I1Open ↗
08/13/2026B00950652-P1Open ↗
Showing 3 of 7 on file for this type
▸BISTenant Protection Plan and Notes4
04/03/2018321785993Open ↗
05/02/2017321517783Open ↗
01/19/2023340495388Open ↗
Showing 3 of 4 on file for this type
▸BISSTREET TREE CHECKLIST1
05/02/2017321517783Open ↗
▸BISANTI-HARASSMENT CHECKLIST1
04/03/2018321785993Open ↗
▸Environmental & Asbestos22
▸BISASBESTOS: CERTIFICATION (DEP ACP5)9
04/03/2018321785993Open ↗
04/21/2017321517783Open ↗
04/20/2017340495388Open ↗
Showing 3 of 9 on file for this type
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/13/2026B00950652-I1Open ↗
08/13/2026B00950652-P1Open ↗
08/13/2026B00628060-I1Open ↗
Showing 3 of 4 on file for this type
▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)1
09/27/2013320884771Open ↗
▸Energy Compliance19
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS10
10/25/2017321517783Open ↗
04/21/2017321517783Open ↗
05/12/2016320884771Open ↗
Showing 3 of 10 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS5
05/12/2016320884771Open ↗
01/02/2015320953571Open ↗
03/26/2014320900441Open ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
05/10/2020340728065Open ↗
▸BISTECHNICAL REPORT: ENERGY1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
05/10/2020340728065Open ↗
▸BISNYCECC ANALYSIS1
05/10/2020340728065Open ↗
▸Inspections & Test Reports16
▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY4
01/18/2023340495388Open ↗
05/10/2020340728065Open ↗
04/26/2017340495388Open ↗
Showing 3 of 4 on file for this type
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸BISTR2: CONCRETE TEST CYLINDERS TECHNICAL REPORT3
12/10/2015321241740Open ↗
12/05/2015321241740Open ↗
12/05/2015321241740Open ↗
▸BISDIR-14 ID OF RESPONSIBILITY (TR1)1
04/20/2017340495388Open ↗
▸Approvals, Objections & Sign-offs44
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST15
03/21/2025321785993Open ↗
08/15/2024340495388Open ↗
09/13/2018320406226Open ↗
Showing 3 of 15 on file for this type
▸BISADMINISTRATIVE OBJECTIONS14
09/09/2014320953571Open ↗
01/11/2014320825657Open ↗
08/30/2013320900441Open ↗
Showing 3 of 14 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION5
05/12/2016320884771Open ↗
10/09/2015310311454Open ↗
Showing 2 of 5 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter5
08/31/2026B00631749-I1Open ↗
08/13/2026B00950652-I1Open ↗
08/13/2026B08032288-I1Open ↗
Showing 3 of 5 on file for this type
▸BISSUPERSEDING LETTER4
06/07/2021340495388Open ↗
05/24/2021340495388Open ↗
05/24/2021340495388Open ↗
Showing 3 of 4 on file for this type
▸BISSCHEDULE A - OCCUPANCY / USE1
04/21/2017321517783Open ↗
▸Cost, Insurance & Ownership27
▸BISCOST AFFIDAVIT26
01/18/2023340495388Open ↗
05/10/2020340728065Open ↗
04/03/2018321785993Open ↗
Showing 3 of 26 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW31
03/20/2025321785993Open ↗
▸Filing & Intake Forms37
▸BISEFILING COVER SHEET18
04/03/2018321785993Open ↗
04/21/2017321517783Open ↗
04/21/2017321517783Open ↗
Showing 3 of 18 on file for this type
▸BISBOROUGH INTAKE FORM11
06/07/2021340495388Open ↗
06/07/2021340495388Open ↗
05/24/2021340495388Open ↗
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▸BISADDITIONAL INFORMATION4
10/29/2021340495388Open ↗
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▸BISEFILING JOB APPLICATION COVER SHEET2
05/10/2020340728065Open ↗
04/20/2017340495388Open ↗
▸BISHPD-3 - SRO MD ANTI-HARASSEMENT CHECKLIST2
10/23/2013320900441Open ↗
Showing 1 of 2 on file for this type
▸Other Documents6
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2
04/20/2017340495388Open ↗
10/09/2015321241740Open ↗
▸BISFEE EXEMPTION DOCUMENTATION1
05/10/2020340728065Open ↗
▸BISPLOT DIAGRAM1
05/02/2017321517783Open ↗
▸DOB NOWManufacturer's Specifications1
08/13/2026B00998593-I1Open ↗
▸DOB NOWCalculations1
08/13/2026B00998593-I1Open ↗