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BuildNYC
Walk-up cooperative
171 WEST 73RD STREET
MANHATTAN · BIN 1030039
💬 Discuss this project
1882Year Built
4Stories
C6Building Class
R8BZoning
5,525 sfGross Floor Area
11Units
Rent Stabilized1 Active Violation 0 unresolved · 1 paperwork only 3 old, status unconfirmed ▸
Walk-up cooperative · Owner of record: Brownstone Housing · 1,729 sf lot · 3.2 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingEquipmentGeneral
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
Floor 4Terrace roof recovery1p · 1 filing · 20 docs
Floor 3
Floor 2
Floor 1Installation of Heavy Duty Sidewalk Shed4p · 1 filing · 3 docs
CellarFloor signs and street numbers3p · 1 filing · 7 docs
Sub-BasementFloor signs and street numbers3p · 1 filing · 7 docs
Site & exteriorPipe scaffolding installation8p · 3 filings · 9 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
Brownstone Housing703/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
Cowley Engineering704/02/2026
Rimkus107/14/2025
Piro Studio101/25/2023
Syed Engineering209/12/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
Theresa Voltaggio603/21/2026
Socotec203/21/2026
Expediting203/21/2026
Kma Designs203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Kaj NY ConstructionScaffold407/08/2026
Reliable General ContractingGeneral Contractor303/21/2026
Mason Construction ServicesGeneral Contractor204/09/2026
Franco BLDNG. MaintenanceGeneral Contractor107/08/2026
Stability Electric EnterprisesElectrical103/21/2026
Kings Group NYScaffold107/08/2026
Stabile ChristopherElectrical103/21/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AG Engineering8899504/02/2026
Cowley Engineering186604/02/2026
Piro Studio7503101/25/2023
Building Lifecycle
All (110)Filed (11)Permit Issued (7)Signed Off (6)Violation (60)Special Inspection (26)
06/10/2026
Signed off — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-I1
05/21/2026
Signed off — Alteration
installation of pipe scaffolding. no change in use, occupancy or egress under this application. work shall comply with chapter 33 of nycbc.
M01255118-I1
05/17/2026
Violation issued (HPD, closed)
C
04/17/2026
Violation issued (HPD, closed)
B
04/06/2026
Special inspection requirement — Post-installed Anchors
Eric Cowley
04/06/2026
Special inspection requirement — Tenant Protection Plan Compliance
ARIEL GOLSHAN
04/06/2026
Special inspection requirement — Masonry
Eric Cowley
04/06/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Eric Cowley
04/06/2026
Special inspection requirement — Final
Eric Cowley
04/02/2026
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-P5
04/02/2026
Violation issued (ECB, closed)
Unknown
02/20/2026
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-P4
02/16/2026
Special inspection requirement — Masonry
Eric Cowley
02/16/2026
Special inspection requirement — Post-installed Anchors
Eric Cowley
02/16/2026
Special inspection requirement — Tenant Protection Plan Compliance
ARIEL GOLSHAN
02/16/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Eric Cowley
02/16/2026
Special inspection requirement — Final
Eric Cowley
02/02/2026
Permit issued — General Construction
M01176401-I1-GC
11/17/2025
Violation issued (HPD, closed)
I
09/10/2025
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-P3
08/08/2025
Special inspection requirement — Tenant Protection Plan Compliance
ARIEL GOLSHAN
08/08/2025
Special inspection requirement — Final
Eric Cowley
08/08/2025
Special inspection requirement — Masonry
Eric Cowley
08/08/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Eric Cowley
07/15/2025
Permit issued — Supported Scaffold
M01255118-I1-SF
07/14/2025
Filed — Alteration
installation of pipe scaffolding. no change in use, occupancy or egress under this application. work shall comply with chapter 33 of nycbc.
M01255118-I1
06/23/2025
Violation issued (HPD, closed)
C
06/23/2025
Violation issued (HPD, closed)
B
06/23/2025
Violation issued (HPD, closed)
C
06/23/2025
Violation issued (HPD, closed)
B
06/23/2025
Violation issued (HPD, closed)
A
06/23/2025
Violation issued (HPD, closed)
A
06/23/2025
Violation issued (HPD, closed)
B
06/23/2025
Violation issued (HPD, closed)
A
06/23/2025
Violation issued (HPD, closed)
C
06/23/2025
Violation issued (HPD, closed)
A
06/23/2025
Violation issued (HPD, closed)
C
06/23/2025
Violation issued (HPD, closed)
B
06/23/2025
Violation issued (HPD, closed)
B
06/23/2025
Violation issued (HPD, closed)
B
04/30/2025
Violation issued (HPD, closed)
A
04/30/2025
Violation issued (HPD, closed)
C
04/01/2025
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-P2
03/31/2025
Special inspection requirement — Tenant Protection Plan Compliance
ARIEL GOLSHAN
03/31/2025
Special inspection requirement — Masonry
Eric Cowley
03/31/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Eric Cowley
03/31/2025
Special inspection requirement — Final
Eric Cowley
03/27/2025
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-P1
03/27/2025
Special inspection requirement — Masonry
Eric Cowley
03/27/2025
Special inspection requirement — Final
Eric Cowley
03/27/2025
Special inspection requirement — Tenant Protection Plan Compliance
03/04/2025
Violation issued (ECB, closed)
Construction
02/26/2025
Violation issued (HPD, closed)
B
02/26/2025
Violation issued (HPD, closed)
B
02/26/2025
Violation issued (HPD, closed)
C
02/26/2025
Violation issued (HPD, closed)
C
02/19/2025
Permit issued — General Construction
M01176401-I1-GC
02/13/2025
Filed — Alteration
Terrace roof replacement, parapet repair and railing installation as per plans filed herewith. No change to use, egress, or occupancy.
M01176401-I1
02/03/2025
Violation issued (ECB, closed)
Unknown
09/03/2024
Violation issued (HPD, closed)
A
Latest 60 of 110 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offMason Construction Services02/02/2026
DOB NOWSupported ScaffoldSigned-offKings Group NY07/15/2025
DOB NOWGeneral ConstructionSigned-offMason Construction Services02/19/2025
DOB NOWGeneral ConstructionSigned-offFranco BLDNG Maintenance02/15/2023
DOB NOWSidewalk ShedSigned-offKaj NY Construction09/13/2021
DOB NOWSupported ScaffoldSigned-offKaj NY Construction09/13/2021
DOB NOWGeneral ConstructionSigned-offReliable General Contracting08/18/2021
BISOTISSUEDCapala Brother12/20/2002
2 projects · most recent 02/17/2023
General Wiring
FiledStatusContractorScope
02/17/2023Permit IssuedJoseph Sgroi & SonsGeneral Wiring
09/13/2021Permit IssuedRichard Neu—
1 project · most recent 07/14/2025
Scaffold
FiledStatusContractorScope
07/14/2025Signed-offKings Group NYScaffold
▾Special Inspection Requirements (DOB NOW) — 26
DateRequirementInspectorRole
04/06/2026Post-installed AnchorsEric Cowleyspecial
04/06/2026Tenant Protection Plan ComplianceARIEL GOLSHANspecial
04/06/2026MasonryEric Cowleyspecial
04/06/2026Structural Stability – Alterations of existing buildingsEric Cowleyspecial
04/06/2026FinalEric Cowleyprogress
02/16/2026MasonryEric Cowleyspecial
02/16/2026Post-installed AnchorsEric Cowleyspecial
02/16/2026Tenant Protection Plan ComplianceARIEL GOLSHANspecial
02/16/2026Structural Stability – Alterations of existing buildingsEric Cowleyspecial
02/16/2026FinalEric Cowleyprogress
08/08/2025Tenant Protection Plan ComplianceARIEL GOLSHANspecial
08/08/2025FinalEric Cowleyprogress
08/08/2025MasonryEric Cowleyspecial
08/08/2025Structural Stability – Alterations of existing buildingsEric Cowleyspecial
03/31/2025Tenant Protection Plan ComplianceARIEL GOLSHANspecial
03/31/2025MasonryEric Cowleyspecial
03/31/2025Structural Stability – Alterations of existing buildingsEric Cowleyspecial
03/31/2025FinalEric Cowleyprogress
03/27/2025MasonryEric Cowleyspecial
03/27/2025FinalEric Cowleyprogress
03/27/2025Tenant Protection Plan Compliance—special
12/19/2022FinalPIETRO ROSATOprogress
12/19/2022Energy Code Compliance InspectionsPIETRO ROSATOprogress
12/19/2022Fire-Resistant Penetrations and JointsPIETRO ROSATOspecial
09/09/2021FinalRAFI HAMIDprogress
Latest 25 of 26.
▾Documents — 61 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
09/03/2026M00548167-I1Request digital key ↗
09/03/2026M00590581-I1Request digital key ↗
09/03/2026M00590580-I1Request digital key ↗
Showing 3 of 11 on file for this type
▸Applications & Permits8
▸DOB NOWLPC Approval/Permit8
08/13/2026M01176401-P4Open ↗
08/13/2026M01176401-P5Open ↗
08/13/2026M00801472-I1Open ↗
Showing 3 of 8 on file for this type
▸Seals & Professional Certifications34
▸DOB NOWSpecial Inspector Seal & Signature14
09/02/2026M01176401-P4Open ↗
09/02/2026M01176401-P4Open ↗
09/02/2026M01176401-P4Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
09/03/2026M00590581-I1Open ↗
08/22/2026M01255118-I1Open ↗
08/18/2026M01176401-I1Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWProgress Inspector Seal & Signature9
09/02/2026M01176401-P4Open ↗
09/01/2026M00590580-I1Open ↗
08/28/2026M01176401-P2Open ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/13/2026M00548167-I1Open ↗
08/13/2026M00801472-I1Open ↗
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/18/2026M01176401-I1Open ↗
▸Filing & Intake Forms5
▸DOB NOWAI1 Form (from plan PDF)5
08/16/2026M01176401-P4Open ↗
08/16/2026M01176401-P3Open ↗
08/16/2026M01176401-P1Open ↗
Showing 3 of 5 on file for this type