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Elevator apt, semi-fireproof without stores
527 WEST 121ST STREET
MANHATTAN · Morningside Heights · BIN 1059651
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1926Year Built
6Stories
D1Building Class
R8Zoning
28,668 sfGross Floor Area
24Units
LL97 CoveredRent Stabilized4 Active Violations 3 likely answered ▸FISP: SAFE
Elevator apt, semi-fireproof without stores · Owner of record: Trustees of Columbia University · 6,728 sf lot · 4.26 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbingEquipment
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
RoofColumbia University Facade Restoration2p · 2 filings · 6 docs
Floor 6Interior renovation 6th floor unit15p · 4 filings · 20 docs
Floor 5Columbia University Facade Restoration1p · 1 filing · 3 docs
Floor 4
Floor 3
Floor 2
Floor 1
Site & exteriorColumbia University Facade Restoration4p · 2 filings · 5 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
Diaz Architects Inc., PA109/18/2024
Ashraf109/09/2024
Think Wilder405/18/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
Right Way Services NYC203/21/2026
Municipal Building Consultants103/21/2026
DY Expediting803/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Cosmopolitan Constructio*General Contractor507/08/2026
Alafogiannis Plumbing & HeatingPlumbing207/08/2026
Kay Waterproofingspecialty_contractor203/21/2026
Absolute Plumbing & HeatingPlumbing203/22/2026
Twins ElectricElectrical203/21/2026
Platinum Services NYScaffold107/08/2026
Atlas Electric ContractorsElectrical103/21/2026
Doumas ElectricElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
Outsource Special Inspection2827109/18/2024
Sag Engineering & Consulting608109/18/2024
Cole Technologies/Control1290205/11/2022
Building Lifecycle
All (78)Filed (7)Permit Issued (8)Signed Off (7)Facade (FISP) (12)Violation (34)Inspection (6)Special Inspection (4)
09/03/2025
Signed off — Alteration
INSTALLATION OF OUTRIGGERS FOR FACADE REPAIR ANS INSPECTION
M01104226-I1
08/19/2025
Violation issued (ECB, closed)
Elevators
08/13/2025
Cycle 10 facade report submitted
08/07/2025
Cycle 10 facade report signed — SAFE
07/08/2025
Cycle 10 facade inspection completed
06/27/2025
Signed off — Alteration
Filing for LL 11/98 exterior facade and roof repair to include waterproofing , installation of new guardrail, brick repair and replacement, lintel repair and replacement, scare prime ,paint and other miscellaneous exterior facade repairs
M01095182-I1
06/04/2025
Signed off — Alteration
M01107738-I1
10/21/2024
Permit issued — Structural
M01095182-I1-GC-CX
09/18/2024
Filed — Alteration
Filing for LL 11/98 exterior facade and roof repair to include waterproofing , installation of new guardrail, brick repair and replacement, lintel repair and replacement, scare prime ,paint and other miscellaneous exterior facade repairs
M01095182-I1
09/10/2024
Permit issued — Sidewalk Shed
M01107738-I1-SH
09/09/2024
Filed — Alteration
M01107738-I1
09/04/2024
Permit issued — Suspended Scaffold
M01104226-I1-SC
08/30/2024
Filed — Alteration
INSTALLATION OF OUTRIGGERS FOR FACADE REPAIR ANS INSPECTION
M01104226-I1
04/01/2024
Violation issued (HPD, closed)
A
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
05/26/2023
Signed off — Alteration
PROPOSED PLUMBING WORK ON 6TH FLOOR UNIT 64. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698203-I1
05/24/2023
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
05/24/2023
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
05/23/2023
Signed off — Alteration
PROPOSED INTERIOR RENOVATION ON 6TH FLOOR UNIT 62. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698191-I1
05/23/2023
Signed off — Alteration
M00698202-I1
05/22/2023
Signed off — Alteration
PROPOSED PLUMBING WORK ON 6TH FLOOR UNIT 62. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698192-I1
01/10/2023
Violation issued (ECB, closed)
Local Law
10/13/2022
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
10/13/2022
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
09/07/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/21/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
06/01/2022
Permit issued — General Construction
M00698191-I1-GC
05/31/2022
Permit issued — Plumbing
M00698203-I1-PL
05/25/2022
Permit issued — General Construction
M00698202-I1-GC
05/18/2022
Filed — Alteration
PROPOSED PLUMBING WORK ON 6TH FLOOR UNIT 64. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698203-I1
05/11/2022
Filed — Alteration
M00698202-I1
04/27/2022
Permit issued — Plumbing
M00698192-I1-PL
04/18/2022
Permit issued — General Construction
M00698191-I1-GC
03/29/2022
Filed — Alteration
PROPOSED INTERIOR RENOVATION ON 6TH FLOOR UNIT 62. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698191-I1
03/29/2022
Filed — Alteration
PROPOSED PLUMBING WORK ON 6TH FLOOR UNIT 62. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00698192-I1
03/16/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
GEORGE ANDERSEN
03/16/2022
Special inspection requirement — Energy Code Compliance Inspections
GEORGE ANDERSEN
03/16/2022
Special inspection requirement — Lighting in dwelling units
GEORGE ANDERSEN
03/14/2022
Special inspection requirement — Final
GEORGE ANDERSEN
02/22/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/02/2021
Violation issued (HPD, closed)
A
04/02/2021
Violation issued (HPD, closed)
I
11/14/2019
Violation issued (DOB, closed)
V*-DOB VIOLATION - Resolved
11/08/2019
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
08/02/2019
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
05/02/2019
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/06/2018
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/11/2017
Violation issued (HPD, open)
B
10/11/2017
Violation issued (HPD, open)
B
10/11/2017
Violation issued (HPD, open)
B
10/11/2017
Violation issued (HPD, open)
B
02/17/2017
Cycle 8 facade report submitted
02/10/2017
Cycle 8 facade report signed — SWARMP
01/19/2017
Cycle 8 facade inspection completed
11/30/2016
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/29/2016
Violation issued (ECB, closed)
Boilers
11/18/2014
Violation issued (DOB, closed)
V*-DOB VIOLATION - Resolved
02/08/2011
Cycle 7 facade report submitted
02/02/2011
Cycle 7 facade report signed — SWARMP
Latest 60 of 78 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralSigned-offKay Waterproofing10/21/2024
DOB NOWSidewalk ShedSigned-offPlatinum Services NY09/10/2024
DOB NOWSuspended ScaffoldSigned-offKay Waterproofing09/04/2024
DOB NOWGeneral ConstructionSigned-offCosmopolitan Constructio*06/01/2022
DOB NOWPlumbingSigned-offAlafogiannis Plumbing & Heating05/31/2022
DOB NOWGeneral ConstructionSigned-offCosmopolitan Constructio*05/25/2022
DOB NOWPlumbingSigned-offAlafogiannis Plumbing & Heating04/27/2022
DOB NOWGeneral ConstructionSigned-offCosmopolitan Constructio*04/18/2022
BISOTISSUEDColumbia University06/30/2016
BISOTISSUEDColumbia University12/08/2015
BISOTISSUEDColumbia University08/14/2014
BISOTISSUEDColumbia University09/24/2013
BISFBISSUEDPeter Agliardo Contractor01/07/2013
BISPLISSUEDAlafogiannis Plumbing & Heating01/07/2013
BISOTISSUEDDNA Contracting06/06/2012
BISEQISSUEDEverest Scaffolding04/05/2012
BISOTISSUEDColumbia University02/23/2012
BISPLISSUEDThe Right Connection P&H02/06/2012
BISOTISSUEDColumbia University11/21/2011
BISPLISSUEDAbsolute Plumbing & Heating02/23/2009
BISOTISSUEDColumbia University10/31/2008
BISOTISSUEDColumbia University10/30/2008
BISOTISSUEDColumbia University05/03/2007
BISOTISSUEDColumbia University05/03/2007
BISOTISSUEDColumbia University03/09/2006
BISEQISSUEDYork Scaffold Equipment04/01/2004
BISOTISSUEDHenry Restoration01/22/2004
BISOTISSUEDHenry Restoration10/21/2003
BISEQISSUEDYork Scaffold Equipment10/09/2003
5 projects · most recent 09/04/2024
General Wiring Lighting
FiledStatusContractorScope
09/04/2024CompleteIlluminous Electric—
04/08/2024Permit IssuedJSP Electl CNTNGLighting
06/02/2022Permit IssuedDoumas ElectricGeneral Wiring
06/02/2022Permit IssuedDoumas ElectricGeneral Wiring
04/27/2022CompleteDoumas ElectricGeneral Wiring
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
05/24/2023Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
05/24/2023Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
10/13/2022Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
10/13/2022Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
09/07/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
07/21/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 4
DateRequirementInspectorRole
03/16/2022Fire-Resistant Penetrations and JointsGEORGE ANDERSENspecial
03/16/2022Energy Code Compliance InspectionsGEORGE ANDERSENprogress
03/16/2022Lighting in dwelling unitsGEORGE ANDERSENenergy_progress
03/14/2022FinalGEORGE ANDERSENprogress
▾Documents — 121 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
09/02/2026M00698192-I1Request digital key ↗
09/02/2026M00698191-I1Request digital key ↗
09/02/2026M00698202-I1Request digital key ↗
Showing 3 of 7 on file for this type
▸Applications & Permits23
▸BISWORK PERMIT APPLICATION15
07/05/2016122805697Open ↗
01/08/2016120879095Open ↗
08/26/2014120879095Open ↗
Showing 3 of 15 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION8
06/23/2016122805697Open ↗
10/19/2012121412346Open ↗
04/12/2012121025381Open ↗
Showing 3 of 8 on file for this type
▸Seals & Professional Certifications27
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION11
07/05/2016122805697Open ↗
10/27/2014121412346Open ↗
10/19/2012121412346Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature6
09/02/2026M00698191-I1Open ↗
09/02/2026M00698202-I1Open ↗
09/02/2026M00698203-I1Open ↗
Showing 3 of 6 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST3
10/19/2012121412346Open ↗
04/12/2012121025381Open ↗
04/06/2012121032701Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM3
10/19/2012121412346Open ↗
04/12/2012121025381Open ↗
04/06/2012121032701Open ↗
▸DOB NOWProgress Inspector Seal & Signature3
08/31/2026M00698191-I1Open ↗
08/31/2026M00698191-I1Open ↗
08/31/2026M00698191-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/31/2026M00698191-I1Open ↗
▸Trade Schedules & Equipment11
▸BISSCHEDULE B - PLUMBING5
10/19/2012121412346Open ↗
12/21/2011120879095Open ↗
11/04/2011120879095Open ↗
Showing 3 of 5 on file for this type
▸BISSELF-CERT PLUMBING NOTICE4
11/21/2013121412346Open ↗
08/13/2013121412346Open ↗
02/28/2013121412346Open ↗
Showing 3 of 4 on file for this type
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
10/19/2012121412346Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
06/23/2016122805697Open ↗
▸Safety & Tenant Protection1
▸BISTenant Protection Plan and Notes1
06/23/2016122805697Open ↗
▸Environmental & Asbestos12
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'4
04/12/2012121025381Open ↗
11/05/2011120879095Open ↗
10/22/2008110369182Open ↗
Showing 3 of 4 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)3
06/23/2016122805697Open ↗
10/19/2012121412346Open ↗
11/22/2011120879095Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
09/02/2026M00698191-I1Open ↗
08/13/2026M01095182-I1Open ↗
08/13/2026M00698192-I1Open ↗
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
09/02/2026M00698202-I1Open ↗
09/02/2026M00698203-I1Open ↗
▸Energy Compliance10
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS5
07/05/2016122805697Open ↗
06/23/2016122805697Open ↗
10/27/2014121412346Open ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT: ENERGY2
04/12/2012121025381Open ↗
11/05/2011120879095Open ↗
▸DOB NOWEN2: As Built Energy Analysis2
09/02/2026M00698191-I1Open ↗
08/13/2026M00698202-I1Open ↗
▸BISAS-BUILT ENERGY ANALYSIS1
10/27/2014121412346Open ↗
▸Approvals, Objections & Sign-offs11
▸BISADMINISTRATIVE OBJECTIONS5
10/19/2012121412346Open ↗
04/12/2012121025381Open ↗
04/06/2012121032701Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter4
09/02/2026M00698191-I1Open ↗
09/02/2026M00698202-I1Open ↗
09/02/2026M00698203-I1Open ↗
Showing 3 of 4 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION1
10/27/2014121412346Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
10/27/2014121412346Open ↗
▸Cost, Insurance & Ownership10
▸BISCOST AFFIDAVIT7
06/23/2016122805697Open ↗
10/27/2014121412346Open ↗
10/19/2012121412346Open ↗
Showing 3 of 7 on file for this type
▸BISHIC LICENSE OR AFFIDAVIT2
07/05/2016122805697Open ↗
11/22/2011120879095Open ↗
▸BISAcord 25 (Acord Certificate of Liability Insurance)1
10/22/2008110369173Open ↗
▸Filing & Intake Forms5
▸BISEFILING COVER SHEET4
06/23/2016122805697Open ↗
10/19/2012121412346Open ↗
04/12/2012121025381Open ↗
Showing 3 of 4 on file for this type
▸BISADDITIONAL INFORMATION1
01/13/2012120879095Open ↗
▸Other Documents4
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
04/06/2012121032701Open ↗
▸DOB NOWManufacturer's Specifications1
08/13/2026M01104226-I1Open ↗
▸DOB NOWDHCR Document1
08/13/2026M00698202-I1Open ↗
▸DOB NOWCalculations1
08/13/2026M01104226-I1Open ↗