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Old law tenement
121 EAST 89 STREET
MANHATTAN · Upper East Side-Carnegie Hill · BIN 1048111
💬 Discuss this project
1889Year Built
4Stories
C4Building Class
C1-8XZoning
6,550 sfGross Floor Area
5Units
Rent Stabilized14 Open Violations ▸
Old law tenement · Owner of record: DAB HOLD CORP · 1,683 sf lot · 3.89 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalEquipment
Cellar1p · 1 filing · 4 docs
Site & exterior3p · 2 filings · 6 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
KEYSTONE CONTRACTING707/08/2026
MNK ENTERPRISES407/08/2026
DAB HOLD CORP103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MOHAMMAD AHEAD, PE112/15/2022
ENTHINK ENGINEERS LLC109/14/2022
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KEYSTONE CONTRACTING CORPGeneral Contractor407/08/2026
LELIS, ARILSONElectrical103/21/2026
NEU, RICHARDElectrical103/21/2026
RICHARD NEUElectrical103/21/2026
SERGIO GIANNACHIElectrical103/21/2026
MNK ENTERPRISES LLCGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SYED ENGINEERING, P.C.7054112/15/2022
Building Lifecycle
All (40)Filed (2)Permit Issued (4)Signed Off (2)Violation (32)
04/29/2026
Violation issued (HPD, closed)
A
11/17/2025
Violation issued (HPD, closed)
I
01/04/2024
Violation issued (ECB, closed)
Construction
08/28/2023
Signed off — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. LIVE LOAD 300PSF.
M08003049-I1
04/25/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/17/2023
Signed off — Alteration
M08052252-I1
03/23/2023
Permit issued — General Construction
M08052252-I1-GC
03/17/2023
Permit issued — General Construction
M08052252-I1-GC
03/15/2023
Violation issued (HPD, closed)
A
02/06/2023
Permit issued — General Construction
M08052252-I1-GC
12/15/2022
Filed — Alteration
M08052252-I1
11/01/2022
Violation issued (ECB, closed)
Construction
09/14/2022
Filed — Alteration
INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. LIVE LOAD 300PSF.
M08003049-I1
09/14/2022
Permit issued — Sidewalk Shed
M08003049-I1-SH
09/13/2022
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
09/13/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/12/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/12/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/12/2022
Violation issued (ECB, closed)
Construction
02/15/2022
Violation issued (HPD, closed)
A
04/01/2021
Violation issued (HPD, closed)
I
04/01/2021
Violation issued (HPD, closed)
A
01/17/2020
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
10/25/2019
Violation issued (HPD, closed)
I
11/06/2017
Violation issued (HPD, closed)
I
10/25/2016
Violation issued (HPD, closed)
I
10/01/2015
Violation issued (HPD, closed)
I
05/15/2014
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/01/2010
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
12/31/2009
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/01/2009
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/03/2008
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/19/2007
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
01/06/2006
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/13/2004
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/19/2003
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/26/2002
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/27/2001
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/16/1999
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/08/1994
Violation issued (HPD, open)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offKEYSTONE CONTRACTING CORP03/23/2023
DOB NOWGeneral ConstructionSigned-offKEYSTONE CONTRACTING CORP03/17/2023
DOB NOWGeneral ConstructionSigned-offKEYSTONE CONTRACTING CORP02/06/2023
DOB NOWSidewalk ShedSigned-offMNK ENTERPRISES LLC09/14/2022
BISPLISSUEDDH EAGLE PLBG & HTG INC06/28/2011
BISBLISSUEDDH EAGLE PLBG & HTG INC06/28/2011
BISBLISSUEDNEW YORK HEATING CORP01/07/2008
BISPLISSUEDNEW YORK HEATING CORP01/07/2008
1 project · most recent 09/14/2022
FiledStatusContractorScope
09/14/2022Permit IssuedRICHARD NEU—
Nothing on file for this building.
▾Documents — 24 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
09/01/2026M08003049-I1Request digital key ↗
09/01/2026M08052252-I1Request digital key ↗
▸Applications & Permits7
▸BISWORK PERMIT APPLICATION6
07/01/2011110043845Open ↗
07/01/2011110043845Open ↗
05/11/2009110043845Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWLPC Approval/Permit1
08/13/2026M08052252-I1Open ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature2
09/01/2026M08052252-I1Open ↗
08/13/2026M08003049-I1Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
01/02/2008110043845Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
01/02/2008110043845Open ↗
▸BISPC FULL REPORT1
01/02/2008110043845Open ↗
▸Trade Schedules & Equipment4
▸BISSELF-CERT PLUMBING NOTICE2
06/14/2012110043845Open ↗
04/19/2012110043845Open ↗
▸BISSCHEDULE B - PLUMBING1
06/20/2011110043845Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
01/02/2008110043845Open ↗
▸Environmental & Asbestos2
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
01/02/2008110043845Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
09/01/2026M08052252-I1Open ↗
▸Inspections & Test Reports1
▸BISNOTIF.-PROPOSED STEAM/HOT WATER INSPECTION1
01/02/2008110043845Open ↗
▸Approvals, Objections & Sign-offs1
▸BISADMINISTRATIVE OBJECTIONS1
01/02/2008110043845Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
01/07/2008110043845Open ↗
01/07/2008110043845Open ↗