Office with commercial, 7-19 stories

49 WEST 23 STREET

MANHATTAN · Midtown South-Flatiron-Union Square · BIN 1080678

💬 Discuss this project

1916Year Built

12Stories

O6Building Class

M1-8A/R11Zoning

337,000 sfGross Floor Area

64Units

LL97 Covered2 Open Violations ▸FISP: SAFE

Office with commercial, 7-19 stories · Owner of record: 23 R.P. ASSOCIATES LLC · 24,687 sf lot · 13.65 FAR built · Flood zone X

Locations of Work

ArchitectureElectrical

Roof1p · 1 filing · 5 docs

Site & exterior5p · 2 filings · 8 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
ADAMS CO REAL ESTATE	76	03/21/2026
TWENTY THREE R P ASSOCIATES	11	03/21/2026
TWENTY THREE R.P. ASSOCIATES	10	03/21/2026
TWENTY THREE RP ASSOC C O ADAMS	2	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
06/07/2021	$2.5M	—	SZK 49 WEST 23RD LLC → AC 53 W 23 2021 LLC	$8/sf building
06/07/2021	$2.5M	—	TZK 49 WEST 23RD LLC → AC 53 W 23 2021 LLC	$8/sf building
06/07/2021	$2.5M	—	LKA 49 WEST 23RD LLC → AC 53 W 23 2021 LLC	$8/sf building
12/31/2019	$312K	—	— → —	$1/sf building
11/05/2019	$1.3M	—	— → —	$4/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
PARADIGM ARCHITECTURE	1	11/15/2021
JOEL PHAGOO P.E. PLLC	1	06/17/2019

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
HIERARCH-E	2	03/21/2026
MUNICIPAL BUILDING CONSULTANTS	1	03/21/2026
A1 EXPEDITING SERVICE	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
ROCKLEDGE SCAFFOLD CORP	General Contractor	8	07/08/2026
STUART MOSKOWITZ	Electrical	2	03/21/2026
POFI CONSTRUCTION CORP	General Contractor	1	07/08/2026
SKYLINE FIRE SPRINKL	Plumbing	1	03/22/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
PARADIGM ARCHITECTURE	5931	1	11/15/2021

Building Lifecycle

All (85)Filed (3)Permit Issued (6)Signed Off (3)Facade (FISP) (18)Violation (53)Objection (2)

05/07/2025

Signed off — Alteration

Suspended Scaffold installation for facade repairs and inspections

M01140334-I1

04/02/2025

Cycle 10 facade report submitted

04/02/2025

Cycle 10 facade report signed — SAFE

03/15/2025

Cycle 10 facade inspection completed

01/22/2025

Objection raised — Other

01/22/2025

Objection resolved — Addressed

01/21/2025

Filed — Alteration

Suspended Scaffold installation for facade repairs and inspections

M01140334-I1

03/22/2023

Signed off — Alteration

M00166003-I1

03/01/2023

Permit issued — Sidewalk Shed

M00166003-I1-SH

02/22/2023

Cycle 9 facade report signed — SAFE

02/03/2023

Cycle 9 facade report submitted

01/27/2023

Signed off — Alteration

M00621268-I1

01/16/2023

Cycle 9 facade inspection completed

04/20/2022

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/28/2022

Permit issued — Sidewalk Shed

M00166003-I1-SH

02/18/2022

Cycle 9 facade report submitted

02/18/2022

Cycle 9 facade report signed — UNSAFE

02/18/2022

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

02/05/2022

Cycle 9 facade inspection completed

01/31/2022

Permit issued — General Construction

M00621268-I1-GC

12/17/2021

Violation issued (ECB, closed)

Construction

11/15/2021

Filed — Alteration

M00621268-I1

03/03/2021

Permit issued — Sidewalk Shed

M00166003-I1-SH

07/27/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

07/27/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

07/27/2020

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

05/27/2020

Permit issued — Sidewalk Shed

M00166003-I1-SH

12/23/2019

Violation issued (ECB, closed)

Construction

09/06/2019

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/03/2019

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/17/2019

Filed — Alteration

M00166003-I1

06/17/2019

Permit issued — Sidewalk Shed

M00166003-I1-SH

01/26/2018

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/12/2017

Violation issued (ECB, closed)

Elevators

01/26/2017

Cycle 8 facade report submitted

01/25/2017

Cycle 8 facade report signed — SWARMP

01/09/2017

Cycle 8 facade inspection completed

01/03/2017

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

01/03/2017

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

07/23/2014

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

07/23/2014

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

11/15/2012

Violation issued (ECB, closed)

Construction

02/07/2012

Cycle 7 facade report submitted

02/07/2012

Cycle 7 facade report signed — SAFE

01/19/2012

Cycle 7 facade inspection completed

06/01/2010

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

06/01/2010

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

06/01/2010

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

02/12/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

02/12/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

02/12/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

01/31/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

01/31/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

01/31/2008

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

07/16/2007

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

04/03/2007

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

04/03/2007

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

04/03/2007

Violation issued (DOB, closed)

V*-DOB VIOLATION - Resolved

02/08/2007

Cycle 6 facade report submitted

12/05/2006

Cycle 6 facade report signed — SWARMP

Latest 60 of 85 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sidewalk Shed	Signed-off	ROCKLEDGE SCAFFOLD CORP	03/01/2023
DOB NOW	Sidewalk Shed	Signed-off	ROCKLEDGE SCAFFOLD CORP	02/28/2022
DOB NOW	General Construction	Signed-off	POFI CONSTRUCTION CORP	01/31/2022
DOB NOW	Sidewalk Shed	Signed-off	ROCKLEDGE SCAFFOLD CORP	03/03/2021
DOB NOW	Sidewalk Shed	Signed-off	ROCKLEDGE SCAFFOLD CORP	05/27/2020
DOB NOW	Sidewalk Shed	Signed-off	ROCKLEDGE SCAFFOLD CORP	06/17/2019
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	10/24/2018
BIS	PL	ISSUED	PLBG P & H INC	08/15/2018
BIS	OT	ISSUED	BELLIS CONSTRUCTION CORP	08/13/2018
BIS	MH	ISSUED	BELLIS CONSTRUCTION CORP	08/13/2018
BIS	SD	ISSUED	SKYLINE FIRE SPRINKL CORP	06/21/2018
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	09/21/2017
BIS	SD	ISSUED	SKYLINE FIRE SPRINKL CORP	05/01/2017
BIS	OT	ISSUED	W5 GROUP LLC	04/21/2017
BIS	OT	ISSUED	W5 GROUP LLC	03/22/2017
BIS	OT	ISSUED	W5 GROUP LLC	02/13/2017
BIS	MH	ISSUED	CORE FOUR CONSTRUCTION IN	11/07/2016
BIS	OT	ISSUED	CORE FOUR CONSTRUCTION IN	11/07/2016
BIS	MH	ISSUED	CORE FOUR CONSTRUCTION IN	09/15/2016
BIS	OT	ISSUED	CORE FOUR CONSTRUCTION IN	09/15/2016
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	06/28/2016
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	06/17/2015
BIS	OT	ISSUED	CENTURY WASTE SERVICES LL	10/03/2014
BIS	OT	ISSUED	CENTURY WASTE SERVICES LL	09/18/2014
BIS	OT	ISSUED	HS VENUS CORP	01/24/2014
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	11/13/2013
BIS	MH	ISSUED	EMCOR SERVICES NY/NJ INC	01/17/2013
BIS	MH	ISSUED	ARCHSTONE BUILDERS LLC	12/19/2012
BIS	OT	ISSUED	ARCHSTONE BUILDERS LLC	12/19/2012
BIS	PL	ISSUED	MAC FELDER INC	10/22/2012
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	10/11/2012
BIS	PL	ISSUED	PLBG P & H INC	09/20/2012
BIS	OT	ISSUED	ARCHSTONE BUILDERS LLC	09/18/2012
BIS	MH	ISSUED	ARCHSTONE BUILDERS LLC	09/18/2012
BIS	MH	ISSUED	BELLIS CONSTRUCTION CORP	09/14/2012
BIS	OT	ISSUED	BELLIS CONSTRUCTION CORP	09/14/2012
BIS	MH	ISSUED	EMCOR SERVICES NY/NJ INC	12/22/2011
BIS	PL	ISSUED	WILLIAM C. GERAKARIS P&H	10/04/2011
BIS	SP	ISSUED	SKYLINE FIRE SPRINKL CORP	09/30/2011
BIS	OT	ISSUED	NUCOR CONSTRUCTION CORP	09/23/2011

+ 16 more permits on file

8 projects · most recent 08/14/2026

General Wiring Lighting

Filed	Status	Contractor	Scope
08/14/2026	Permit Issued	PW & SONS ELECTRICAL CORP	General Wiring
04/10/2025	Complete	MATROS AUTOMATED ELEC'L C	General Wiring
03/24/2023	Complete	MATROS AUTOMATED ELEC'L C	General Wiring
03/13/2020	Complete	MATROS AUTOMATED ELEC'L C	—
06/17/2019	Complete	ANTHONY G FERRY INC	—
04/25/2019	Cancelled	CENTENNIAL ELEVATOR INDUS	General Wiring
06/28/2018	Complete	MATROS AUTOMATED ELEC'L C	General Wiring, Lighting
01/19/2018	Permit Issued	HY-LEE ELECTRIC CO., INC.	General Wiring

Nothing on file for this building.

▾Documents — 600 on file (BIS + DOB NOW)

▸Plans & Drawings3

▸DOB NOWPlans/Sketch2

09/03/2026M00621268-I1Request digital key ↗

08/14/2026M01140334-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/05/2026M00166003-I1Request digital key ↗

▸Applications & Permits107

▸BISPLAN / WORK APPROVAL APPLICATION56

04/15/2025104285658Open ↗

01/24/2023120796941Open ↗

01/22/2023120796941Open ↗

Showing 3 of 56 on file for this type

▸BISWORK PERMIT APPLICATION47

10/29/2019122798428Open ↗

10/25/2018122798428Open ↗

08/17/2018123560299Open ↗

Showing 3 of 47 on file for this type

▸BISPLACE OF ASSEMBLY1

01/10/2017121894735Open ↗

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸BISNon-Directive 14 Construction Sign Off Including Sign Applications1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸DOB NOWLPC Approval/Permit1

09/03/2026M00621268-I1Open ↗

▸Seals & Professional Certifications155

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION88

02/28/2020104285658Open ↗

10/18/2019123029203Open ↗

10/10/2019123029203Open ↗

Showing 3 of 88 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST29

08/14/2018123560299Open ↗

04/26/2017123068081Open ↗

03/31/2017123051936Open ↗

Showing 3 of 29 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM20

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 20 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT12

08/14/2018123560299Open ↗

04/26/2017123068081Open ↗

Showing 3 of 12 on file for this type

▸BISPC FULL REPORT3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature2

09/03/2026M00621268-I1Open ↗

08/13/2026M00166003-I1Open ↗

▸BISProfessional and Owner Certification (POC3)1

11/25/2016122941175Open ↗

▸Trade Schedules & Equipment46

▸BISSELF-CERT PLUMBING NOTICE16

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 16 on file for this type

▸BISSCHEDULE B - PLUMBING12

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 12 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE5

08/14/2018123560299Open ↗

03/01/2017123029203Open ↗

12/07/2016122943315Open ↗

Showing 3 of 5 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT4

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 4 on file for this type

▸BISEQUIPMENT USE PERMITS3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸BISFA - FDNY APPROVAL : FD-FAA3

01/17/2023120796941Open ↗

01/21/2020123522447Open ↗

Showing 2 of 3 on file for this type

▸BISSPRINKLER INSP REPORT : FP-852

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸BISSPRINKLER SYSTEMS1

10/31/2022122798428Open ↗

▸Safety & Tenant Protection2

▸BISTenant Protection Plan and Notes2

11/25/2016122941175Open ↗

09/02/2016122872070Open ↗

▸Environmental & Asbestos54

▸BISASBESTOS: CERTIFICATION (DEP ACP5)31

08/14/2018123560299Open ↗

07/13/2018123522447Open ↗

Showing 3 of 31 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'15

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 15 on file for this type

▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)3

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 3 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report2

09/03/2026M00621268-I1Open ↗

08/13/2026M00166003-I1Open ↗

▸BIS* ASBESTOS ACP 7 OR 5 OR ASB 41

07/28/2022110306259Open ↗

▸Energy Compliance24

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS10

03/06/2019123560299Open ↗

08/14/2018123560299Open ↗

Showing 3 of 10 on file for this type

▸BISTECHNICAL REPORT: ENERGY8

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 8 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS3

03/06/2019123560299Open ↗

Showing 1 of 3 on file for this type

▸BISTR8: Energy Code Progress Inspections2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸DOB NOWEN2: As Built Energy Analysis.1

09/03/2026M00621268-I1Open ↗

▸Inspections & Test Reports8

▸BISTECHNICAL REPORT: RESPONSIBILITY4

10/26/2022122798428Open ↗

10/11/2022122872070Open ↗

Showing 3 of 4 on file for this type

▸BISDIR-14 ID OF RESPONSIBILITY (TR1)2

10/17/2022110306259Open ↗

10/11/2022120727044Open ↗

▸BISTECHNICAL REPORT: PILE DRIVING1

09/28/2016122872070Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

11/23/2016122941175Open ↗

▸Approvals, Objections & Sign-offs82

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST24

11/03/2022122798428Open ↗

10/17/2022110306259Open ↗

10/12/2022120727044Open ↗

Showing 3 of 24 on file for this type

▸BISLANDMARKS APPROVAL23

03/06/2019123560299Open ↗

04/26/2017123068081Open ↗

03/31/2017123051936Open ↗

Showing 3 of 23 on file for this type

▸BISADMINISTRATIVE OBJECTIONS20

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 20 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION8

05/12/2017123029203Open ↗

01/10/2017121894735Open ↗

Showing 3 of 8 on file for this type

▸BISLANDMARKS SIGNOFF4

03/13/2023104285658Open ↗

08/05/2022120727044Open ↗

08/05/2022110306259Open ↗

Showing 3 of 4 on file for this type

▸BISFINAL3

10/28/2022122798428Open ↗

10/11/2022120727044Open ↗

07/28/2022110306259Open ↗

▸Cost, Insurance & Ownership58

▸BISCOST AFFIDAVIT52

11/03/2022122798428Open ↗

01/21/2020123522447Open ↗

11/19/2019123029203Open ↗

Showing 3 of 52 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW34

06/05/2023104285658Open ↗

07/28/2022120727044Open ↗

07/28/2022110306259Open ↗

Showing 3 of 4 on file for this type

▸BISDEPT OF FINANCE VERIFICATION2

02/24/2020104285658Open ↗

02/14/2020104285658Open ↗

▸Filing & Intake Forms54

▸BISEFILING COVER SHEET35

08/14/2018123560299Open ↗

07/13/2018123522447Open ↗

Showing 3 of 35 on file for this type

▸BISBOROUGH INTAKE FORM9

03/16/2020104285658Open ↗

02/28/2020104285658Open ↗

02/24/2020104285658Open ↗

Showing 3 of 9 on file for this type

▸BISADDITIONAL INFORMATION9

05/01/2025104285658Open ↗

03/02/2020104285658Open ↗

09/22/2017122943315Open ↗

Showing 3 of 9 on file for this type

▸BISeFiling Job Application Cover Sheet1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Other Documents7

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION5

01/24/2023120796941Open ↗

02/28/2020104285658Open ↗

Showing 2 of 5 on file for this type

▸DOB NOWManufacturer's Specifications1

08/13/2026M01140334-I1Open ↗

▸DOB NOWCalculations1

08/13/2026M01140334-I1Open ↗