Locations of Work

ArchitectureMechanicalPlumbing

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

Permit Issued — active, not yet Signed-off

RoofIden Group Holding INC.Under Construction13p · 3 filings · 16 docs

Floor 2Iden Group Holding INC.6p · 2 filings · 16 docs

Floor 1Iden Group Holding INC.Under Construction11p · 3 filings · 16 docs

MezzanineIden Group Holding INC.Under Construction8p · 2 filings · 12 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
Iden Group Holding	18	07/08/2026
3 East 52nd Street	11	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
10/04/2024	$14.3M	—	3 E. 52ND ST. CORP. → 8162024 LLC	$2,658/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Associates	1	01/15/2026
MSM Engineering Services	5	05/27/2025

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
JD Arch	10	03/21/2026
J Sibaja Kitchen Ventilation	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Green City Box Trans	General Contractor	4	07/08/2026
JD Arch	General Contractor	2	07/08/2026
AL-Wes Electric Services	Electrical	1	03/21/2026
J. Sibaja Kitchen and VE*	General Contractor	1	04/09/2026
XH&RC Plumbing and Heating	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
AM Engineering Services P	7975	1	01/15/2026
MSM Engineering Services	8449	1	11/20/2024

Building Lifecycle

All (17)Filed (6)Permit Issued (6)Signed Off (1)Inspection (2)Special Inspection (2)

01/20/2026

Permit issued — Mechanical Systems

M01345440-I1-MS

01/15/2026

Filed — Alteration

M01345440-I1

08/18/2025

Signed off — Alteration

INTERIOR RENOVATION EXISTING COMMERCIAL SPACE WITH PAITING AND FLOOR REFURBISHED FROM 1ST FLOOR TO 3RD FLOOR AND MEZZANINE. INSTALL ROOF TOP UNIT AT ROOF. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01144867-I1

05/27/2025

Filed — Alteration

INTERIOR RENOVATION EXISITNG COMMERCIAL SPACE WITH PLUMBING WORK ON THE 1ST FLOOR MEZZANIE, ROOF AND 2ND FLOOR. NO CHANGE IN USE, EGERESS OR OCCUPANCY.

M01141200-P3

05/23/2025

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

05/05/2025

Inspection — No Access-Final PL - Up to 3 Requested Floors

No Access

View inspection ↗

04/28/2025

Filed — Alteration

INTERIOR RENOVATION EXISITNG COMMERCIAL SPACE WITH PLUMBING WORK ON THE 1ST FLOOR MEZZANIE, ROOF AND 2ND FLOOR. NO CHANGE IN USE, EGERESS OR OCCUPANCY.

M01141200-P2

04/09/2025

Filed — Alteration

INTERIOR RENOVATION EXISITNG COMMERCIAL SPACE WITH PLUMBING WORK ON THE 1ST FLOOR MEZZANIE, ROOF AND 2ND FLOOR. NO CHANGE IN USE, EGERESS OR OCCUPANCY.

M01141200-P1

12/16/2024

Permit issued — Mechanical Systems

M01144867-I1-GC

12/16/2024

Permit issued — General Construction

M01144867-I1-MS

11/27/2024

Permit issued — Mechanical Systems

M01144867-I1-MS

11/27/2024

Permit issued — Mechanical Systems

M01144867-I1-GC

11/20/2024

Filed — Alteration

INTERIOR RENOVATION EXISTING COMMERCIAL SPACE WITH PAITING AND FLOOR REFURBISHED FROM 1ST FLOOR TO 3RD FLOOR AND MEZZANINE. INSTALL ROOF TOP UNIT AT ROOF. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

M01144867-I1

11/19/2024

Special inspection requirement — Mechanical Systems

MOHAMED MAHMOUD

11/19/2024

Special inspection requirement — Final

MOHAMED MAHMOUD

11/15/2024

Permit issued — Plumbing

M01141200-I1-PL

11/12/2024

Filed — Alteration

INTERIOR RENOVATION EXISITNG COMMERCIAL SPACE WITH PLUMBING WORK ON THE 1ST FLOOR MEZZANIE, ROOF AND 2ND FLOOR. NO CHANGE IN USE, EGERESS OR OCCUPANCY.

M01141200-I1

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Permit Issued	J. Sibaja Kitchen and VE*	01/20/2026
DOB NOW	Mechanical Systems	Signed-off	JD Arch	12/16/2024
DOB NOW	General Construction	Signed-off	JD Arch	12/16/2024
DOB NOW	Mechanical Systems	Signed-off	Green City Box Trans	11/27/2024
DOB NOW	Mechanical Systems	Signed-off	Green City Box Trans	11/27/2024
DOB NOW	Plumbing	Permit Issued	XH&RC Plumbing and Heating	11/15/2024
BIS	FP	ISSUED	Chief Fire Prevention & Mechanical	02/16/2007
BIS	FP	ISSUED	Chief Fire Prevent. Mechanical	01/24/2006
BIS	MH	ISSUED	David Turner Architect	10/20/2005
BIS	OT	ISSUED	Vuk Contrac	08/19/2005
BIS	EQ	ISSUED	Twin & Swing Scaffolding	07/11/2005
BIS	OT	ISSUED	Lit Group	03/26/2004
BIS	EQ	ISSUED	Westervelt Galss	03/26/2004
BIS	—	ISSUED	Terry Design	04/25/2002
BIS	PL	ISSUED	T.k.plumbing & Heating	11/13/1996
BIS	MH	ISSUED	Mechanical Cooling Co	11/13/1996
BIS	MH	ISSUED	La Grenouille	11/20/1992
BIS	MH	ISSUED	K E Mechanical	08/13/1991
BIS	PL	ISSUED	K & E Mechanical	08/13/1991

1 project · most recent 05/27/2025

Gas

Filed	Status	Contractor	Scope
05/27/2025	Permit Issued	XH&RC Plumbing and Heating	Gas

▾Field Inspections (DOB CAP) — 2

Date	Type	Result	Report
05/23/2025	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
05/05/2025	No Access-Final PL - Up to 3 Requested Floors	No Access	View ↗

▾Special Inspection Requirements (DOB NOW) — 2

Date	Requirement	Inspector	Role
11/19/2024	Mechanical Systems	MOHAMED MAHMOUD	special
11/19/2024	Final	MOHAMED MAHMOUD	progress

▾Documents — 36 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch6

08/25/2026M01144867-I1Request digital key ↗

08/23/2026M01141200-P1Request digital key ↗

08/23/2026M01141200-I1Request digital key ↗

Showing 3 of 6 on file for this type

▸Applications & Permits8

▸BISPLACE OF ASSEMBLY6

05/16/2025120344680Open ↗

03/29/2011120344680Open ↗

03/17/2011120344680Open ↗

Showing 3 of 6 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION1

05/19/2025120344680Open ↗

▸BISPLACE OF ASSEMBLY APPLICATION1

06/02/2010120344680Open ↗

▸Seals & Professional Certifications13

▸DOB NOWDPL-1: Design Professional Seal & Signature6

08/23/2026M01141200-P1Open ↗

08/23/2026M01141200-I1Open ↗

08/23/2026M01141200-P2Open ↗

Showing 3 of 6 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3

01/26/2011120344680Open ↗

05/27/2010120344680Open ↗

10/20/2010120344680Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST1

05/27/2010120344680Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

05/27/2010120344680Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

08/31/2026M01144867-I1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature1

08/31/2026M01144867-I1Open ↗

▸Environmental & Asbestos6

▸DOB NOWDEP ACP-5: Asbestos Assessment Report5

08/23/2026M01141200-I1Open ↗

08/23/2026M01141200-P2Open ↗

08/23/2026M01141200-P1Open ↗

Showing 3 of 5 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1

05/27/2010120344680Open ↗

▸Approvals, Objections & Sign-offs1

▸BISADMINISTRATIVE OBJECTIONS1

05/27/2010120344680Open ↗

▸Filing & Intake Forms2

▸BISADDITIONAL INFORMATION2

03/17/2011120344680Open ↗

10/13/2010120344680Open ↗