Back
Tenant
Mitsui & Co. (U.S.A.)
Tenant
4 projects with open permitsMANHATTAN · 4
Want to know more? Search inside
1 building
4
Total Filings
4
Projects on File
1
Buildings Worked
4
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Not enough dated projects to chart.
Portfolio status
Browse projects →
Open permit4100%
By project type
Alteration4
Most active buildings
All buildings →
838 5TH AVENUEMANHATTAN · 4 open · latest 03/11/2026
4 projects
Key relationships
Everyone →
Design firms
3 projects
1 projects
Filing representatives
4 projects
Contractors
2 projects
2 projects
Owners
4 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01145356 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202403/11/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor MAGIC MECHANICAL INC
Filer JACK JAFFA & ASSOCIATES
PLUMBING WORK AT 7TH FLOOR AT PER PLANS FILED HEREWITH
M01145364 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202403/11/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor MAGIC MECHANICAL INC
Filer JACK JAFFA & ASSOCIATES
UPDATE TO EXISTING SPRINKLER SYSTEM AT 7TH FLOOR AS PER PLANS FILED HEREWITH
M01144770 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/06/202402/26/2026
Design PETER PENNOYER ARCHITECTS
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor CROSS MANAGEMENT CORP
Filer JACK JAFFA & ASSOCIATES
INTERIOR RENOVATION OF 7TH FLOOR APARTMENT AS PER PLAS FILED HEREWITH
M01145360 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202402/26/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor CROSS MANAGEMENT CORP
Filer JACK JAFFA & ASSOCIATES
MECHANICAL WORK AT THE 7TH FLOOR AS PER PLANS FILED HEREWITH
Counts cover all 4 projects (4 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CES Engineering309/21/2026
Peter Pennoyer Architects108/26/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Cross Management208/26/2026
Magic Mechanical209/21/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Mitsui & Co. (U.S.A.)409/21/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Jack Jaffa & Associates409/21/2026
4 DOB NOW projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.
All 4Open permit 4
4 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01145356 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202403/11/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor MAGIC MECHANICAL INC
Filer JACK JAFFA & ASSOCIATES
PLUMBING WORK AT 7TH FLOOR AT PER PLANS FILED HEREWITH
M01145364 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202403/11/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor MAGIC MECHANICAL INC
Filer JACK JAFFA & ASSOCIATES
UPDATE TO EXISTING SPRINKLER SYSTEM AT 7TH FLOOR AS PER PLANS FILED HEREWITH
M01144770 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/06/202402/26/2026
Design PETER PENNOYER ARCHITECTS
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor CROSS MANAGEMENT CORP
Filer JACK JAFFA & ASSOCIATES
INTERIOR RENOVATION OF 7TH FLOOR APARTMENT AS PER PLAS FILED HEREWITH
M01145360 ↗838 5TH AVENUE
MANHATTAN
AlterationPermit Issued12/19/202402/26/2026
Design CES ENGINEERING LLC
Owner Mitsui & Co. (U.S.A.), Inc.
Contractor CROSS MANAGEMENT CORP
Filer JACK JAFFA & ASSOCIATES
MECHANICAL WORK AT THE 7TH FLOOR AS PER PLANS FILED HEREWITH
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
838 5TH AVENUE ↗409/21/2026
▾Documents — 65 on file (BIS + DOB NOW)
▸Plans & Drawings13
▸DOB NOWPlans/Sketch13
08/25/2026M01144770-P3 · 838 5TH AVENUERequest digital key ↗
08/19/2026M01145360-I1 · 838 5TH AVENUERequest digital key ↗
08/19/2026M01145360-P1 · 838 5TH AVENUERequest digital key ↗
Showing 3 of 13 on file for this type
▸Applications & Permits9
▸DOB NOWLPC Approval/Permit9
08/19/2026M01145356-P2 · 838 5TH AVENUEOpen ↗
08/13/2026M01145360-I1 · 838 5TH AVENUEOpen ↗
08/13/2026M01145360-P1 · 838 5TH AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸Seals & Professional Certifications32
▸DOB NOWProgress Inspector Seal & Signature12
10/09/2026M01144770-P2 · 838 5TH AVENUEOpen ↗
10/09/2026M01144770-P2 · 838 5TH AVENUEOpen ↗
10/05/2026M01145356-P2 · 838 5TH AVENUEOpen ↗
Showing 3 of 12 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
08/22/2026M01144770-P1 · 838 5TH AVENUEOpen ↗
08/19/2026M01145360-I1 · 838 5TH AVENUEOpen ↗
08/19/2026M01145360-P1 · 838 5TH AVENUEOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
10/09/2026M01144770-P2 · 838 5TH AVENUEOpen ↗
10/05/2026M01145356-P2 · 838 5TH AVENUEOpen ↗
09/23/2026M01144770-P3 · 838 5TH AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos11
▸DOB NOWDEP ACP-5: Asbestos Assessment Report11
08/22/2026M01144770-P1 · 838 5TH AVENUEOpen ↗
08/19/2026M01145360-I1 · 838 5TH AVENUEOpen ↗
08/19/2026M01145360-P1 · 838 5TH AVENUEOpen ↗
Showing 3 of 11 on file for this type