City residence, one family

143 EAST 21 STREET

MANHATTAN · Gramercy · BIN 1017995

💬 Discuss this project

1901Year Built

5Stories

A4Building Class

R9AZoning

7,440 sfGross Floor Area

1Units

0 Open Violations

City residence, one family · Owner of record: J&JMP20 LLC · 2,024 sf lot · 3.68 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralMechanicalPlumbingFire Protection

Permit Issued — active, not yet Signed-off

RoofUnder Construction21p · 2 filings · 20 docs

Floor 6Under Construction13p · 6 filings · 20 docs

Floor 5Under Construction13p · 7 filings · 20 docs

Floor 4Under Construction13p · 7 filings · 20 docs

Floor 3Under Construction13p · 7 filings · 20 docs

Floor 2Under Construction13p · 7 filings · 20 docs

Floor 1Under Construction13p · 7 filings · 20 docs

CellarUnder Construction13p · 9 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
J JMP20	73	07/08/2026
SIGNATURE AUDIO DESIGN LL	2	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
04/15/2020	$12.2M	—	Private party → J&JMP20 LLC	$1,636/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
KZ ENGINEERING, P.C	1	07/30/2026
PLAN B ENGINEERING	3	02/18/2026
MOHAMMAD AHEAD, PE	3	11/20/2023
SHL ENGINEERING P.C.	3	09/11/2023
DOMINICK R. PILLA ASSOCIATES, PC	1	04/06/2022
SILMAN	4	03/24/2022
ELIZABETH ROBERTS ARCHITECTURE & DE	3	03/01/2022
KENDALL ENGINEERING PC	2	05/17/2021

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
CODE	32	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
SIGNATURE AUDIO DESIGN LLC	General Contractor	34	07/08/2026
DYNAMIX SCAFFOLD GROUP LL	General Contractor	13	08/01/2026
HENRY MYERS P & H, INC	Plumbing	4	07/08/2026
ALEXANDER LEVIN	Electrical	2	03/21/2026
ALEXANDER EUGENE	Electrical	1	03/21/2026
KG SPRINKLER CORP	Fire Protection	1	05/15/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
DOMINICK R. PILLA	1300	4	09/11/2023
SHL ENGINEERING, P.C.	6109	3	09/11/2023
CHEN ENGINEERING SERVICES	1826	4	03/24/2022
ALAN MARGOLIN & ASSOC	423	2	03/01/2022
KENDALL ENGINEERING PC	4154	2	05/17/2021

Building Lifecycle

All (138)Filed (20)Permit Issued (41)Violation (7)Inspection (4)Objection (36)Special Inspection (30)

08/11/2026

Permit issued — Supported Scaffold

M00754107-I1-SF

07/31/2026

Permit issued — Supported Scaffold

M01438336-I1-SF

07/30/2026

Filed — Alteration

Installation of temporary supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.

M01438336-I1

02/20/2026

Permit issued — Structural

M01336401-I1-ST

02/19/2026

Permit issued — Structural

M01336534-I1-ST

02/18/2026

Filed — Alteration

INSTALLATION OF TEMPORARY STAIR ACCESS PLATFORM AND STAIRS. NO CHANGE IN USE, OCCUPANCY, OR EGRESS.

M01336401-P1

01/27/2026

Special inspection requirement — Final

Young Suh

01/07/2026

Filed — Alteration

INSTALLATION OF TEMPORARY STAIR ACCESS PLATFORM AND STAIRS. NO CHANGE IN USE, OCCUPANCY, OR EGRESS.

M01336401-I1

01/07/2026

Filed — Alteration

M01336534-I1

12/12/2025

Permit issued — Construction Fence

M00641821-I1-FN

12/12/2025

Permit issued — Mechanical Systems

M00482334-I1-MS

12/01/2025

Permit issued — Sidewalk Shed

M00919223-I1-SH

10/30/2025

Permit issued — General Construction

M00479971-I1-GC

10/17/2025

Violation issued (ECB, closed)

Unknown

10/15/2025

Permit issued — Plumbing

M00482358-I1-EW-SP

10/15/2025

Permit issued — Sprinklers

M00482358-I1-PL

07/01/2025

Permit issued — Supported Scaffold

M00754107-I1-SF

12/06/2024

Permit issued — Construction Fence

M00641821-I1-FN

12/04/2024

Permit issued — Mechanical Systems

M00482334-I1-MS

12/04/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

12/03/2024

Permit issued — General Construction

M00479971-I1-GC

12/02/2024

Permit issued — Sidewalk Shed

M00919223-I1-SH

11/13/2024

Inspection — Fail-Final CND-Occupancy Inspection

Fail

View inspection ↗

10/17/2024

Permit issued — General Construction

M00479971-I1-GC

10/16/2024

Permit issued — Sprinklers

M00482358-I1-PL

06/13/2024

Permit issued — Supported Scaffold

M00754107-I1-SF

05/21/2024

Permit issued — General Construction

M00479971-I1-GC

02/09/2024

Inspection — Certified Storm Drainage-ST-Piping-Underground

Certified

View inspection ↗

02/09/2024

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground

Certified

View inspection ↗

01/30/2024

Permit issued — Construction Fence

M00641821-I1-FN

12/27/2023

Permit issued — Mechanical Systems

M00482334-I1-MS

12/27/2023

Permit issued — General Construction

M00479971-I1-GC

11/21/2023

Permit issued — Sidewalk Shed

M00919223-I1-SH

11/20/2023

Filed — Alteration

installation of pipe scaffold as per chapter 33 of building code. No change in use, egress, or occupancy

M00754107-P1

11/20/2023

Filed — Alteration

INSTALLATION OF HEAVY DUTY SIDEWALK SHED AND OVERHEAD PROTECTION AS PER PLANS IN COMPLIANCE WITH CHAPTER 33 OF NYCBC. NO CHANGE IN USE, EGRESS, OR OCCUPANCY UNDER THIS APPLICATION

M00919223-I1

11/13/2023

Permit issued — Plumbing

M00482358-I1-PL

10/30/2023

Permit issued — General Construction

M00479971-I1-GC

09/29/2023

Permit issued — Foundation

M00674531-I1-FO

09/28/2023

Permit issued — Foundation

M00697585-I1-GC-CX

09/14/2023

Special inspection requirement — Deep Foundation Elements

Dominick Pilla

09/14/2023

Special inspection requirement — Footing and Foundation

Dominick Pilla

09/14/2023

Special inspection requirement — Structural Stability – Alterations of existing buildings

Dominick Pilla

09/14/2023

Special inspection requirement — Final

STEPHEN LAWNICZAK

09/14/2023

Special inspection requirement — Subgrade Inspections

STEPHEN LAWNICZAK

09/14/2023

Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing

STEPHEN LAWNICZAK

09/14/2023

Special inspection requirement — Underpinning

STEPHEN LAWNICZAK

09/12/2023

Objection resolved — Addressed

09/11/2023

Filed — Alteration

Underpinning for lowering of slab filed in conjunction with ALT-CO #M00479971-I1

M00674531-P1

09/11/2023

Objection raised — Other

06/07/2023

Permit issued — Supported Scaffold

M00754107-I1-SF

02/28/2023

Permit issued — Construction Fence

M00641821-I1-FN

11/07/2022

Permit issued — Mechanical Systems

M00482334-I1-MS

11/07/2022

Permit issued — General Construction

M00479971-I1-GC

09/15/2022

Permit issued — General Construction

M00697585-I1-GC-CX

09/13/2022

Permit issued — General Construction

M00479971-I1-GC

09/11/2022

Permit issued — Foundation

M00674531-I1-FO

09/02/2022

Violation issued (ECB, closed)

Construction

06/09/2022

Permit issued — Supported Scaffold

M00754107-I1-SF

06/08/2022

Filed — Alteration

installation of pipe scaffold as per chapter 33 of building code. No change in use, egress, or occupancy

M00754107-I1

05/26/2022

Permit issued — Sprinklers

M00482358-I1-PL

Latest 60 of 138 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	08/11/2026
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	07/31/2026
DOB NOW	Structural	Permit Issued	SIGNATURE AUDIO DESIGN LL	02/20/2026
DOB NOW	Structural	Permit Issued	SIGNATURE AUDIO DESIGN LL	02/19/2026
DOB NOW	Construction Fence	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/12/2025
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/12/2025
DOB NOW	Sidewalk Shed	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	12/01/2025
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	10/30/2025
DOB NOW	Plumbing	Permit Issued	H M SPRINKLER INC	10/15/2025
DOB NOW	Sprinklers	Permit Issued	HENRY MYERS P & H, INC	10/15/2025
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	07/01/2025
DOB NOW	Construction Fence	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/06/2024
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/04/2024
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/03/2024
DOB NOW	Sidewalk Shed	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	12/02/2024
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	10/17/2024
DOB NOW	Sprinklers	Permit Issued	HENRY MYERS P & H, INC	10/16/2024
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	06/13/2024
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	05/21/2024
DOB NOW	Construction Fence	Permit Issued	SIGNATURE AUDIO DESIGN LL	01/30/2024
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/27/2023
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	12/27/2023
DOB NOW	Sidewalk Shed	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	11/21/2023
DOB NOW	Plumbing	Permit Issued	HENRY MYERS P & H, INC	11/13/2023
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	10/30/2023
DOB NOW	Foundation	Permit Issued	SIGNATURE AUDIO DESIGN LL	09/29/2023
DOB NOW	Foundation	Permit Issued	SIGNATURE AUDIO DESIGN LL	09/28/2023
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	06/07/2023
DOB NOW	Construction Fence	Permit Issued	SIGNATURE AUDIO DESIGN LL	02/28/2023
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	11/07/2022
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	11/07/2022
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	09/15/2022
DOB NOW	General Construction	Permit Issued	SIGNATURE AUDIO DESIGN LL	09/13/2022
DOB NOW	Foundation	Permit Issued	SIGNATURE AUDIO DESIGN LL	09/11/2022
DOB NOW	Supported Scaffold	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	06/09/2022
DOB NOW	Sprinklers	Permit Issued	HENRY MYERS P & H, INC	05/26/2022
DOB NOW	Foundation	Permit Issued	SIGNATURE AUDIO DESIGN LL	03/02/2022
DOB NOW	Construction Fence	Permit Issued	SIGNATURE AUDIO DESIGN LL	02/18/2022
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	11/05/2021
DOB NOW	Mechanical Systems	Permit Issued	SIGNATURE AUDIO DESIGN LL	07/21/2021

+ 8 more permits on file

5 projects · most recent 04/24/2026

General Wiring

Filed	Status	Contractor	Scope
04/24/2026	Permit Issued	A.L. ELECTRICAL CORP.	General Wiring
12/30/2024	Permit Issued	A.L. ELECTRICAL CORP.	General Wiring
11/28/2023	Permit Issued	HIGH QUALITY ELECTRIC OF	—
03/04/2022	Permit Issued	R.C.M. ELECTRIC CORP.	—
01/14/2021	Permit Issued	L.J.F. & SONS ELECL CONTS	—

3 projects · most recent 02/18/2026

Wood

Filed	Status	Contractor	Scope
02/18/2026	Permit Issued	SIGNATURE AUDIO DESIGN LL	Wood
09/11/2023	Permit Issued	SIGNATURE AUDIO DESIGN LL	2 scope_items
11/17/2021	—	—	1 scope_items

4 projects · most recent 07/30/2026

Scaffold Sidewalk Shed Fence

Filed	Status	Contractor	Scope
07/30/2026	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	Scaffold
11/20/2023	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	Scaffold
11/20/2023	Permit Issued	DYNAMIX SCAFFOLD GROUP LL	Sidewalk Shed
12/13/2021	Permit Issued	SIGNATURE AUDIO DESIGN LL	Fence

▾Field Inspections (DOB CAP) — 4

Date	Type	Result	Report
12/04/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
11/13/2024	Fail-Final CND-Occupancy Inspection	Fail	View ↗
02/09/2024	Certified Storm Drainage-ST-Piping-Underground	Certified	View ↗
02/09/2024	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 65

Date	Requirement	Inspector	Role
01/27/2026	Final	Young Suh	progress
09/14/2023	Deep Foundation Elements	Dominick Pilla	special
09/14/2023	Excavations - Sheeting, Shoring, and Bracing	STEPHEN LAWNICZAK	special
09/14/2023	Underpinning	STEPHEN LAWNICZAK	special
09/14/2023	Footing and Foundation	Dominick Pilla	progress
09/14/2023	Final	STEPHEN LAWNICZAK	progress
09/14/2023	Structural Stability – Alterations of existing buildings	Dominick Pilla	special
09/14/2023	Subgrade Inspections	STEPHEN LAWNICZAK	special
03/22/2022	Structural Stability – Alterations of existing buildings	Young Suh	special
03/22/2022	Chimneys and vents	Young Suh	special
03/22/2022	Fire-Resistant Penetrations and Joints	Young Suh	special
03/22/2022	Fireplaces	Young Suh	energy_progress
03/22/2022	Insulation placement and R values	Young Suh	energy_progress
03/22/2022	Lighting in dwelling units	Young Suh	energy_progress
03/22/2022	Fenestration areas	Young Suh	energy_progress
03/22/2022	Fenestration and door U-factor and product ratings	Young Suh	energy_progress
03/22/2022	Air barrier - visual inspection	Young Suh	energy_progress
03/22/2022	Electrical motors and elevators	Young Suh	energy_progress
03/22/2022	Fenestration air leakage	Young Suh	energy_progress
03/22/2022	Exterior lighting power	Young Suh	energy_progress
03/22/2022	Energy Code Compliance Inspections	Young Suh	progress
03/22/2022	Fire-Resistance Rated Construction	Young Suh	progress
03/04/2022	Subsurface Conditions – Fill Placement & In-Place Density	HENLIA CHEN	special
03/04/2022	Masonry	HENLIA CHEN	special
03/04/2022	Post-installed Anchors	HENLIA CHEN	special

Latest 25 of 65.

▾Documents — 117 on file (BIS + DOB NOW)

▸Plans & Drawings22

▸DOB NOWPlans/Sketch22

09/03/2026M00482334-P1Request digital key ↗

09/03/2026M00482334-I1Request digital key ↗

09/03/2026M00482358-P1Request digital key ↗

Showing 3 of 22 on file for this type

▸Applications & Permits4

▸BISPLAN / WORK APPROVAL APPLICATION4

04/23/2021140978164Open ↗

04/07/2021140978164Open ↗

04/02/2021140978164Open ↗

Showing 3 of 4 on file for this type

▸Zoning, Tax Lot & Property Records3

▸DOB NOWZoning Exhibit form (1-5)2

08/13/2026M00479971-I1Open ↗

08/13/2026M00479971-P2Open ↗

▸DOB NOWZD1: DOB Zoning Diagram1

08/13/2026M00479971-I1Open ↗

▸Seals & Professional Certifications56

▸DOB NOWDPL-1: Design Professional Seal & Signature22

09/03/2026M00482334-P1Open ↗

09/03/2026M00482358-P1Open ↗

09/03/2026M00484463-P1Open ↗

Showing 3 of 22 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature20

09/02/2026M00479971-I1Open ↗

09/02/2026M00484463-P3Open ↗

Showing 3 of 20 on file for this type

▸DOB NOWProgress Inspector Seal & Signature11

09/02/2026M00479971-I1Open ↗

09/02/2026M00484463-P3Open ↗

Showing 3 of 11 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

11/13/2020140978164Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

11/13/2020140978164Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1

11/13/2020140978164Open ↗

▸Trade Schedules & Equipment1

▸DOB NOWStandpipe Alarms Drawings1

09/02/2026M00479971-I1—

▸Safety & Tenant Protection3

▸DOB NOWStreet Tree Checklist2

08/13/2026M00479971-I1Open ↗

08/13/2026M00479971-P2Open ↗

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1

08/13/2026M00479971-I1Open ↗

▸Environmental & Asbestos10

▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form6

09/03/2026M00484463-I1Open ↗

09/02/2026M00697585-I1Open ↗

08/13/2026M00482334-I1Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report3

08/20/2026M01336401-P1Open ↗

08/20/2026M01336401-I1Open ↗

08/20/2026M01336534-I1Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

11/13/2020140978164Open ↗

▸Energy Compliance4

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3

04/07/2021140978164Open ↗

11/27/2020140978164Open ↗

11/13/2020140978164Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

11/13/2020140978164Open ↗

▸Inspections & Test Reports2

▸BISTECHNICAL REPORT: RESPONSIBILITY2

11/24/2020140978164Open ↗

11/13/2020140978164Open ↗

▸Cost, Insurance & Ownership4

▸BISCOST AFFIDAVIT2

04/02/2021140978164Open ↗

11/13/2020140978164Open ↗

▸DOB NOWCertification by Insurance Broker or Agency1

08/13/2026M00479971-I1Open ↗

▸DOB NOWCertificate of Insurance1

08/13/2026M00479971-I1Open ↗

▸Filing & Intake Forms2

▸BISADDITIONAL INFORMATION1

04/23/2021140978164Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

11/13/2020140978164Open ↗

▸Other Documents6

▸DOB NOWPlot Diagram3

08/13/2026M00482264-I1Open ↗

08/13/2026M00479971-I1Open ↗

08/13/2026M00479971-P2Open ↗

▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2

08/13/2026M00479971-P2Open ↗

08/13/2026M00479971-I1Open ↗

▸DOB NOWAdditional Insured Authorizations1

08/13/2026M00479971-I1Open ↗