Ibm Construction, LLC — NYC General Contractor: DOB Permits, Filings & Buildings

Job	Address	Type	Status	Filed	Latest permit	On the job	Description
M01384597 ↗	409 GRAND STREET MANHATTAN	Alteration	Permit Issued	04/16/2026	07/09/2026	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Filing for plumbing renovations as per plans filed. No change of use, egress or occupancy.
M01235101 ↗	1206 1 AVENUE MANHATTAN	Alteration	Permit Issued	06/24/2025	11/07/2025	Design DTOOA Owner AKAM ASSOCIATES, INC.	INTERIOR RENOVATION OF #12D. REMOVAL OF NON-BEARING PARTITION WALLS, INTERIOR DOORS, WOOD FLOOR, BATHROOM FINISHES. INSTALLATION OF NEW CABI…
B01274361 ↗	140 8 AVENUE BROOKLYN	Alteration	Signed-off	08/28/2025	10/14/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Herewith filing minor plumbing work, as per plans submitted.
M01226872 ↗	1725 YORK AVENUE MANHATTAN	Alteration	Signed-off	06/17/2025	09/17/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Herewith filing minor interior alteration to separate Unit 19D, minor partition work, as per plans submitted. There is no change to use, eg…
M01240929 ↗	453 FDR DRIVE MANHATTAN	Alteration	Signed-off	06/30/2025	07/31/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner East River Housing Corporation Filer J. CALLAHAN CONSULTING, INC.	Filing for minor interior demolition and general construction of an apartment unit. No change in use, egress or occupancy.
M01207297 ↗	570 GRAND STREET MANHATTAN	Alteration	Signed-off	04/22/2025	05/22/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner East River Housing Corporation Filer J. CALLAHAN CONSULTING, INC.	Herewith filing interior alterations to unit# G1305. General construction work, as per plans submitted. There is no change to use, egress …

Counts cover all 10 jobs (10 DOB NOW). Dated by first filing; BIS jobs by first permit issuance.

Who this entity's jobs were filed with. Top 25 per group by shared jobs.

Name	Jobs together	Most recent
LEAGUE STUDIO ARCHITECTS, PLLC	8	04/16/2026
DTOOA	1	11/07/2025
HALSEY MCCORMACK HELMER INC	1	05/07/2024
KONOSKI ENGINEERING PLLC	1	04/16/2026

Who this entity's jobs were filed with. Top 25 per group by shared jobs.

Name	Jobs together	Most recent
RUGOVA GROUP LLC	3	04/16/2026
KRK HOME IMPROVEMENT LLC	1	05/07/2024

Who this entity's jobs were filed with. Top 25 per group by shared jobs.

Name	Jobs together	Most recent
East River Housing Corporation	3	06/30/2025
AKAM ASSOCIATES, INC.	2	11/07/2025
DOUGLAS ELLIMAN PROPERTY MANAGEMENT	1	10/03/2022

Who this entity's jobs were filed with. Top 25 per group by shared jobs.

Name	Jobs together	Most recent
J. CALLAHAN CONSULTING, INC.	8	04/16/2026
GRAND EXPEDITERS NYC	1	05/07/2024

10 DOB NOW jobs, anchored the same way as Buildings Worked. Status is the job's permit state today: open = at least one permit currently issued. BIS jobs show their raw permit status and are not counted as open.

All 10Open permit 2Signed off 8

10 jobs

Job	Address	Type	Status	Filed	Latest permit	On the job	Description
M01384597 ↗	409 GRAND STREET MANHATTAN	Alteration	Permit Issued	04/16/2026	07/09/2026	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Filing for plumbing renovations as per plans filed. No change of use, egress or occupancy.
M01235101 ↗	1206 1 AVENUE MANHATTAN	Alteration	Permit Issued	06/24/2025	11/07/2025	Design DTOOA Owner AKAM ASSOCIATES, INC.	INTERIOR RENOVATION OF #12D. REMOVAL OF NON-BEARING PARTITION WALLS, INTERIOR DOORS, WOOD FLOOR, BATHROOM FINISHES. INSTALLATION OF NEW CABI…
B01274361 ↗	140 8 AVENUE BROOKLYN	Alteration	Signed-off	08/28/2025	10/14/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Herewith filing minor plumbing work, as per plans submitted.
M01226872 ↗	1725 YORK AVENUE MANHATTAN	Alteration	Signed-off	06/17/2025	09/17/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Herewith filing minor interior alteration to separate Unit 19D, minor partition work, as per plans submitted. There is no change to use, eg…
M01240929 ↗	453 FDR DRIVE MANHATTAN	Alteration	Signed-off	06/30/2025	07/31/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner East River Housing Corporation Filer J. CALLAHAN CONSULTING, INC.	Filing for minor interior demolition and general construction of an apartment unit. No change in use, egress or occupancy.
M01207297 ↗	570 GRAND STREET MANHATTAN	Alteration	Signed-off	04/22/2025	05/22/2025	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner East River Housing Corporation Filer J. CALLAHAN CONSULTING, INC.	Herewith filing interior alterations to unit# G1305. General construction work, as per plans submitted. There is no change to use, egress …
M01037455 ↗	1206 1 AVENUE MANHATTAN	Alteration	Signed-off	05/07/2024	03/27/2025	Design HALSEY MCCORMACK HELMER INC Owner AKAM ASSOCIATES, INC. Filer GRAND EXPEDITERS NYC	APPLICATION FILING FOR THE COMBINATION OF APARTMENTS 3-D AND 3-E AS PER TPPN 3 OF 97. WORK TO INCLUDE NON-STRUCTURAL OPENINGS, REMOVAL OF ON…
M01086142 ↗	201 WEST 74 STREET MANHATTAN	Alteration	Signed-off	07/30/2024	11/20/2024	Design LEAGUE STUDIO ARCHITECTS, PLLC Filer J. CALLAHAN CONSULTING, INC.	Interior demolition and general construction associated with renovation of the apartment as per plans filed herewith. No change to occupancy…
M00916103 ↗	453 FDR DRIVE MANHATTAN	Alteration	Signed-off	08/18/2023	09/25/2023	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner East River Housing Corporation Filer J. CALLAHAN CONSULTING, INC.	Herewith filing application for non structural demolition, removal of interior partitions, fixtures and fittings. Interior renovation, insta…
M07994742 ↗	25 BROAD STREET MANHATTAN	Alteration	Signed-off	10/03/2022	02/10/2023	Design LEAGUE STUDIO ARCHITECTS, PLLC Owner DOUGLAS ELLIMAN PROPERTY MANAGEMENT Filer J. CALLAHAN CONSULTING, INC.	Renovation of apartment 14T

Click a row for this entity's own jobs, plans and documents at that building.

Building	Filings	Most Recent
409 GRAND STREET ↗	2	07/10/2026

25 BROAD STREET ↗	1	07/08/2026

1206 1 AVENUE ↗	2	07/08/2026

570 GRAND STREET ↗	1	04/09/2026

1725 YORK AVENUE ↗	1	04/09/2026

453 FDR DRIVE ↗	1	04/09/2026

140 8 AVENUE ↗	1	04/09/2026

201 WEST 74 STREET ↗	4	03/21/2026

453 FDR DRIVE ↗	2	03/21/2026

▾Documents — 70 on file (BIS + DOB NOW)

▸Plans & Drawings18

▸DOB NOWPlans/Sketch18

08/29/2026M00916103-I1 · 453 FDR DRIVERequest digital key ↗

08/27/2026M01037455-I1 · 1206 1 AVENUERequest digital key ↗

08/26/2026M01086142-I1 · 201 WEST 74 STREETRequest digital key ↗

Showing 3 of 18 on file for this type

▸Applications & Permits2

▸DOB NOWLPC Approval/Permit2

08/13/2026M07994742-I1 · 25 BROAD STREETOpen ↗

08/13/2026B01274361-I1 · 140 8 AVENUEOpen ↗

▸Seals & Professional Certifications32

▸DOB NOWDPL-1: Design Professional Seal & Signature16

09/01/2026M07994742-I1 · 25 BROAD STREETOpen ↗

08/29/2026M00916103-I1 · 453 FDR DRIVEOpen ↗

08/27/2026M01037455-I1 · 1206 1 AVENUEOpen ↗

Showing 3 of 16 on file for this type

▸DOB NOWProgress Inspector Seal & Signature10

09/27/2026M01384597-I1 · 409 GRAND STREETOpen ↗

Showing 3 of 10 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature6

09/27/2026M01384597-I1 · 409 GRAND STREETOpen ↗

09/17/2026M01086142-I1 · 201 WEST 74 STREETOpen ↗

08/30/2026B01274361-I1 · 140 8 AVENUEOpen ↗

Showing 3 of 6 on file for this type

▸Environmental & Asbestos16

▸DOB NOWDEP ACP-5: Asbestos Assessment Report16

08/29/2026M00916103-I1 · 453 FDR DRIVEOpen ↗

08/27/2026M01037455-I1 · 1206 1 AVENUEOpen ↗

08/24/2026M01207297-I1 · 570 GRAND STREETOpen ↗

Showing 3 of 16 on file for this type

▸Other Documents2

▸DOB NOWProof of Historic Building2

08/13/2026B01274361-I1 · 140 8 AVENUEOpen ↗

08/13/2026M07994742-I1 · 25 BROAD STREETOpen ↗

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