Condo, residential tower (mixed-use, multi-family elevator) [derived]

The Riverton Condominium

257 WEST 93 STREET · BIN 1033657

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1930Year Built

6.5Stories

RMBuilding Class

R8Zoning

19,071 sfGross Floor Area

16Units

Rent Stabilized8 Open Violations ▸

Condo, residential tower (mixed-use, multi-family elevator) [derived] · Owner of record: THE RIVERTON INC · 3,827 sf lot · 4.98 FAR built · Flood zone X

Locations of Work

Architecture

Floor 42p · 1 filing · 10 docs

Floor 3

Floor 2

Floor 1

1 job · most recent 10/02/2021

Filed	Status	Contractor	Scope
10/02/2021	Complete	STEVEN FARKAS	—

Building Lifecycle

All (55)Filed (6)Permit Issued (7)Signed Off (3)Violation (35)Special Inspection (4)

05/06/2026

Filed — Alteration

GENERAL CONSTRUCTION TO RENOVATE LOFT STOARGE AREA, NEW POWDER ROOM AND NEW WASHER AND DRYER ROOM AS PER PLAN. NO CHANGE IN USE EGRESS OR OCCUPANCY.

M08034329-P1

05/05/2026

Special inspection requirement — Fire-Resistant Penetrations and Joints

KARTIK CHANDA

05/05/2026

Special inspection requirement — Fire-Resistance Rated Construction

KARTIK CHANDA

04/29/2026

Violation issued (HPD, closed)

03/16/2023

Violation issued (HPD, closed)

12/03/2022

Permit issued — General Construction

M08034329-I1-GC

11/08/2022

Filed — Alteration

GENERAL CONSTRUCTION TO RENOVATE LOFT STOARGE AREA, NEW POWDER ROOM AND NEW WASHER AND DRYER ROOM AS PER PLAN. NO CHANGE IN USE EGRESS OR OCCUPANCY.

M08034329-I1

10/24/2022

Signed off — Alteration

Installation of a temporarily supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00601599-I1

10/24/2022

Signed off — Alteration

M00601578-I1

10/17/2022

Signed off — Alteration

M00553252-I1

07/20/2022

Permit issued — Sidewalk Shed

M00601578-I1-SH

07/19/2022

Permit issued — Supported Scaffold

M00601599-I1-SF

06/29/2022

Permit issued — General Construction

M00553252-I1-GC

04/28/2022

Permit issued — General Construction

M00553252-I1-GC

02/16/2022

Violation issued (HPD, closed)

12/06/2021

Special inspection requirement — Final

Eric Foster

12/03/2021

Filed — Alteration

M00601578-P1

11/12/2021

Filed — Alteration

M00553252-I1

09/29/2021

Permit issued — Sidewalk Shed

M00601578-I1-SH

09/29/2021

Permit issued — Supported Scaffold

M00601599-I1-SF

09/28/2021

Filed — Alteration

Installation of a temporarily supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M00601599-I1

09/28/2021

Filed — Alteration

M00601578-I1

09/28/2021

Special inspection requirement — Final

Eric Foster

10/10/2018

Violation issued (HPD, closed)

12/23/2017

Violation issued (HPD, open)

12/23/2017

Violation issued (HPD, closed)

12/23/2017

Violation issued (HPD, closed)

12/23/2017

Violation issued (HPD, closed)

12/23/2017

Violation issued (HPD, closed)

12/23/2017

Violation issued (HPD, open)

06/23/2017

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

10/01/2015

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/23/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

03/03/2015

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

02/03/2015

Violation issued (HPD, closed)

10/17/2013

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

07/24/2012

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

11/22/2011

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

12/31/2009

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

07/24/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/03/2008

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

05/22/2006

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

05/04/2005

Violation issued (HPD, open)

05/04/2005

Violation issued (HPD, open)

06/04/2004

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

02/13/2004

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

10/29/2001

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

10/04/1999

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

05/04/1998

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/16/1997

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/10/1997

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

08/29/1995

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

04/20/1994

Violation issued (ECB, closed)

Elevators

03/18/1994

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/18/1993

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
RIVERTON CONDOMINIUM	11	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
CHANDA ENGINEERING CONSULTANT PC	2	05/06/2026
ASHRAF CORP	3	12/03/2021
SETH P. ROYE ARCHITECT PC	1	11/12/2021

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
HALF SQUARE	2	03/21/2026
Rigid Structural Design, LLC	3	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
INTERSYSTEM INSTALLATION	General Contractor	10	07/08/2026
TRINIMEX CONSTRUCTION COR	General Contractor	4	07/08/2026
PINGUIL, SAUL	Electrical	1	03/21/2026
SAUBERMAN, ALVIN	Electrical	1	03/21/2026
FARKAS, STEVEN	Electrical	1	03/21/2026
PHOENIX NCR CORP	General Contractor	1	07/08/2026
STEVEN FARKAS	Electrical	1	03/21/2026
KONARZEWSKI, TADEUSZ	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
CHANDA ENG. CONSULTANT PC	6842	2	05/06/2026
RICK KRAMER ARCHITECT, P.	2471	1	11/12/2021

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Permit Issued	PHOENIX NCR CORP	12/03/2022
DOB NOW	Sidewalk Shed	Signed-off	INTERSYSTEM INSTALLATION	07/20/2022
DOB NOW	Supported Scaffold	Signed-off	INTERSYSTEM INSTALLATION	07/19/2022
DOB NOW	General Construction	Signed-off	TRINIMEX CONSTRUCTION COR	06/29/2022
DOB NOW	General Construction	Signed-off	TRINIMEX CONSTRUCTION COR	04/28/2022
DOB NOW	Sidewalk Shed	Signed-off	INTERSYSTEM INSTALLATION	09/29/2021
DOB NOW	Supported Scaffold	Signed-off	INTERSYSTEM INSTALLATION	09/29/2021
BIS	OT	ISSUED	ASTRIS CONSTRUCTION LLC	05/05/2011
BIS	PL	ISSUED	ORION PLUMBING & HTG CORP	03/01/2011
BIS	OT	ISSUED	ASTRIS CONSTRUCTION LLC	09/27/2010
BIS	PL	ISSUED	ACCURATE MECHANICAL INC	10/18/2006
BIS	OT	ISSUED	JF BRICK CONTRACTING CORP	12/08/2004
BIS	OT	ISSUED	ABIGAIL H HESS INTERIORS	12/24/2003
BIS	PL	ISSUED	MASTER PLB AND HTG INC	10/30/2003
BIS	OT	ISSUED	ABIGAIL H HESS INTERIORS	10/08/2003
BIS	OT	ISSUED	AVIV CONSTRUCTION CORP	08/19/1999
BIS	—	ISSUED	OWNER	06/05/1998
BIS	MH	ISSUED	ALL CITI INTERIOR CONST	06/27/1994

▾Special Inspection Requirements (DOB NOW) — 4

Date	Requirement	Inspector	Role
05/05/2026	Fire-Resistant Penetrations and Joints	KARTIK CHANDA	special
05/05/2026	Fire-Resistance Rated Construction	KARTIK CHANDA	progress
12/06/2021	Final	Eric Foster	progress
09/28/2021	Final	Eric Foster	progress

▾Documents — 46 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch6

09/03/2026M00601599-I1Request digital key ↗

09/03/2026M00553252-I1Request digital key ↗

09/03/2026M00601578-P1Request digital key ↗

Showing 3 of 6 on file for this type

▸Applications & Permits9

▸BISPLAN / WORK APPROVAL APPLICATION3

04/19/2011120312982Open ↗

04/20/2010120312982Open ↗

▸BISWORK PERMIT APPLICATION3

05/16/2011120312982Open ↗

03/03/2011120312982Open ↗

09/28/2010120312982Open ↗

▸DOB NOWLPC Approval/Permit3

09/01/2026M08034329-P1Open ↗

08/13/2026M08034329-I1Open ↗

08/13/2026M00553252-I1Open ↗

▸Seals & Professional Certifications11

▸DOB NOWDPL-1: Design Professional Seal & Signature6

09/03/2026M00553252-I1Open ↗

09/03/2026M00601578-I1Open ↗

09/03/2026M00601578-P1Open ↗

Showing 3 of 6 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

04/20/2010120312982Open ↗

▸DOB NOWProgress Inspector Seal & Signature2

08/24/2026M00601578-I1Open ↗

08/24/2026M08034329-P1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature1

08/24/2026M08034329-P1Open ↗

▸Trade Schedules & Equipment4

▸BISSCHEDULE B - PLUMBING2

04/19/2011120312982Open ↗

04/20/2010120312982Open ↗

▸BISSELF-CERT PLUMBING NOTICE2

01/05/2012120312982Open ↗

04/08/2011120312982Open ↗

▸Environmental & Asbestos4

▸DOB NOWDEP ACP-5: Asbestos Assessment Report3

09/03/2026M00553252-I1Open ↗

09/01/2026M08034329-P1Open ↗

09/01/2026M08034329-I1Open ↗

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

04/20/2010120312982Open ↗

▸Approvals, Objections & Sign-offs6

▸BISLETTERS - SUPPORTING DOCUMENTATION3

05/05/2011120312982Open ↗

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1

05/07/2012120312982Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

04/20/2010120312982Open ↗

▸BISLANDMARKS APPROVAL1

07/28/2010120312982Open ↗

▸Cost, Insurance & Ownership3

▸BISCOST AFFIDAVIT3

07/28/2010120312982Open ↗

04/20/2010120312982Open ↗

▸Filing & Intake Forms3

▸BISEFILING COVER SHEET2

04/20/2010120312982Open ↗

▸BISADDITIONAL INFORMATION1

04/22/2011120312982Open ↗