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Walk-up cooperative
134 WEST 20 STREET
MANHATTAN · Chelsea-Hudson Yards · BIN 1014737
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1901Year Built
5Stories
C6Building Class
C6-3AZoning
8,855 sfGross Floor Area
17Units
Rent Stabilized45 Open Violations ▸
Walk-up cooperative · Owner of record: 134 WEST 20TH ST HDFC · 2,300 sf lot · 3.85 FAR built · Flood zone X
Locations of Work
StructuralEquipment
Site & exterior3p · 1 filing · 4 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
TRIERA CONTRACTING407/08/2026
134 W 20 HDFC303/21/2026
134 WEST 20 HDFC303/21/2026
134 WEST 20TH ST HDFC103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
GREEN DESIGN110/12/2020
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LELIS, ARILSONElectrical103/21/2026
NEU, RICHARDElectrical103/21/2026
RICHARD NEUElectrical103/21/2026
SERGIO GIANNACHIElectrical103/21/2026
TRIERA CONTRACTING INCGeneral Contractor107/08/2026
Building Lifecycle
All (64)Filed (1)Permit Issued (1)Signed Off (1)Violation (60)Special Inspection (1)
04/29/2026
Violation issued (HPD, open)
A
11/17/2025
Violation issued (HPD, open)
I
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, closed)
C
05/29/2024
Violation issued (HPD, closed)
C
05/29/2024
Violation issued (HPD, closed)
A
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
05/29/2024
Violation issued (HPD, open)
B
08/14/2023
Violation issued (HPD, closed)
C
08/14/2023
Violation issued (HPD, closed)
B
08/14/2023
Violation issued (HPD, closed)
B
08/14/2023
Violation issued (HPD, closed)
B
08/14/2023
Violation issued (HPD, open)
C
02/16/2022
Violation issued (HPD, closed)
A
04/01/2021
Violation issued (HPD, closed)
A
04/01/2021
Violation issued (HPD, closed)
I
03/31/2021
Signed off — Alteration
INSTALLATION OF TEMPORARY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE.
M00411957-I1
10/13/2020
Permit issued — Sidewalk Shed
M00411957-I1-SH
10/12/2020
Filed — Alteration
INSTALLATION OF TEMPORARY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE.
M00411957-I1
10/12/2020
Special inspection requirement — Final
BRIAN T. O'CONNOR
11/19/2017
Violation issued (HPD, closed)
B
11/19/2017
Violation issued (HPD, closed)
B
11/19/2017
Violation issued (HPD, closed)
C
11/06/2017
Violation issued (HPD, closed)
I
03/30/2016
Violation issued (HPD, closed)
C
03/04/2015
Violation issued (HPD, open)
A
06/16/2011
Violation issued (ECB, closed)
Construction
03/23/2009
Violation issued (ECB, closed)
Construction
06/04/2008
Violation issued (HPD, open)
A
06/04/2008
Violation issued (HPD, open)
A
06/04/2008
Violation issued (HPD, open)
A
06/04/2008
Violation issued (HPD, open)
A
06/04/2008
Violation issued (HPD, open)
A
01/19/2007
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/18/1994
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/18/1993
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/19/1989
Violation issued (HPD, open)
B
09/19/1989
Violation issued (HPD, open)
A
09/19/1989
Violation issued (HPD, open)
A
09/19/1989
Violation issued (HPD, open)
A
09/19/1989
Violation issued (HPD, open)
A
09/19/1989
Violation issued (HPD, open)
B
09/19/1989
Violation issued (HPD, open)
B
09/19/1989
Violation issued (HPD, open)
B
09/12/1989
Violation issued (HPD, open)
B
09/12/1989
Violation issued (HPD, open)
B
09/12/1989
Violation issued (HPD, open)
B
09/12/1989
Violation issued (HPD, open)
B
05/12/1989
Violation issued (HPD, open)
B
05/06/1989
Violation issued (HPD, open)
A
05/06/1989
Violation issued (HPD, open)
B
05/06/1989
Violation issued (HPD, open)
B
12/01/1978
Violation issued (HPD, open)
B
05/20/1976
Violation issued (HPD, open)
A
Latest 60 of 64 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSidewalk ShedSigned-offTRIERA CONTRACTING INC10/13/2020
BISEQISSUEDPERIMETER BRIDGE & SCAFFO05/15/2009
BISOTISSUEDWONDER WORKS CONSTR CORP02/07/2008
BISOTISSUEDWONDER WORKS CONSTR CORP01/11/2008
BISBLISSUEDAMOK INC11/18/2005
BISPLISSUEDAMOK INC11/18/2005
1 project · most recent 10/12/2020
FiledStatusContractorScope
10/12/2020Permit IssuedRICHARD NEU—
▾Special Inspection Requirements (DOB NOW) — 1
DateRequirementInspectorRole
10/12/2020FinalBRIAN T. O'CONNORprogress
▾Documents — 33 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch - Sidewalk Shed1
09/04/2026M00411957-I1Request digital key ↗
▸Applications & Permits6
▸BISWORK PERMIT APPLICATION4
07/12/2010120373773Open ↗
05/15/2009120039831Open ↗
02/08/2008110068881Open ↗
Showing 3 of 4 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION2
06/08/2010120373773Open ↗
05/15/2009120039831Open ↗
▸Seals & Professional Certifications13
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4
06/08/2010120373773Open ↗
03/16/2009110068881Open ↗
01/11/2008110068881Open ↗
Showing 3 of 4 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM3
06/08/2010120373773Open ↗
05/15/2009120039831Open ↗
01/11/2008110068881Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST3
06/08/2010120373773Open ↗
05/15/2009120039831Open ↗
01/11/2008110068881Open ↗
▸BISPC FULL REPORT1
01/11/2008110068881Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/13/2026M00411957-I1Open ↗
▸DOB NOWProgress Inspector Seal & Signature1
08/27/2026M00411957-I1Open ↗
▸Safety & Tenant Protection1
▸DOB NOWTenant Protection Plan1
08/13/2026M00411957-I1Open ↗
▸Environmental & Asbestos3
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER2
05/15/2009120039831Open ↗
01/11/2008110068881Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
06/08/2010120373773Open ↗
▸Approvals, Objections & Sign-offs4
▸BISADMINISTRATIVE OBJECTIONS3
06/08/2010120373773Open ↗
05/15/2009120039831Open ↗
01/11/2008110068881Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
03/16/2009110068881Open ↗
▸Cost, Insurance & Ownership3
▸BISCOST AFFIDAVIT3
06/08/2010120373773Open ↗
03/16/2009110068881Open ↗
01/11/2008110068881Open ↗
▸Filing & Intake Forms2
▸BISEFILING COVER SHEET2
06/08/2010120373773Open ↗
05/15/2009120039831Open ↗