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Entity
Rothschild
Tenant · filed under 2 names
3 projects with open permitsMANHATTAN · 6
1 building
6
Total Filings
6
Projects on File
1
Buildings Worked
3
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month6 projects all-time
0134Apr '23 · 3Mar '26 · 2Apr '26 · 1202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit350%
Signed off350%
By project type
Alteration6
Most active buildings
All buildings →
1251 AVENUE OF THE AMERMANHATTAN · 3 open · latest 05/19/2026
6 projects
Key relationships
Everyone →
Filing representatives
4 projects
Filed under
Rothschild5Rothschild & Co1
Identified by the contact ids of the people who file for the firm and by its email domain, not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01374960 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/31/202605/19/2026
Design JACK GREEN ASSOCIATES
Owner 1211 6th Avenue Property Owner LLC
Contractor MCL NY INDUSTRIES CORP
Filer A1 EXPEDITING SERVICE CORP.
Relocation of sprinkler heads as per plans filed herewith. No change in use, egress, or occupancy.
M01374946 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued04/03/202604/23/2026
Design JACK GREEN ASSOCIATES
Owner 1211 6th Avenue Property Owner LLC
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
Modifications to existing ductwork as per plans filed herewith. No change to use, egress, or occupancy.
M01374926 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/30/202604/17/2026
Design WYS DESIGN PARTNERSHIP ARCHITECTS
Owner 1211 6th Avenue Property Owner LLC
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
PROJECT ENTAILS AN ALTERATION TYPE 2 OF EXISTING LEASE-HOLDSPACE LOCATED AT 1251 AVENUE OF THE AMERICAS NEW YORK, NY10020. THERE IS TO BE NO…
M00848616 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/06/202305/18/2023
Design CFS ENGINEERING, DPC
Contractor INS CONSTRUCTION CORP
Modifications to existing mechanical systems as per plans filed herewith. No change in use, egress or occupancy
M00852117 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/05/202305/16/2023
Design CFS ENGINEERING, DPC
Contractor NATIONWIDE MECHANICAL INC
Modifications to existing Sprinkler systems as per plans filed herewith.
M00848591 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/06/202304/14/2023
Design SCHRIMMER DESIGN GROUP
Owner 1251 AMERICAS ASSOCIATES II, L.P.
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
Removal and instillation of interior non load bearing partitions and related finishes. No change in use, egress or occupancy
Counts cover all 6 projects (6 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
CFS ENGINEERING, DPC204/06/2023
JACK GREEN ASSOCIATES204/03/2026
SCHRIMMER DESIGN GROUP104/06/2023
WYS DESIGN PARTNERSHIP ARCHITECTS103/30/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
INS CONSTRUCTION CORP404/03/2026
BROOKLINE MECHANICAL INC104/06/2023
MCL NY INDUSTRIES CORP103/31/2026
NATIONWIDE MECHANICAL INC104/05/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
1211 6th Avenue Property Owner LLC304/03/2026
1251 AMERICAS ASSOCIATES II, L.P.104/06/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
A1 EXPEDITING SERVICE CORP.404/03/2026
6 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 6Open permit 3Signed off 3
6 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01374960 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/31/202605/19/2026
Design JACK GREEN ASSOCIATES
Owner 1211 6th Avenue Property Owner LLC
Contractor MCL NY INDUSTRIES CORP
Filer A1 EXPEDITING SERVICE CORP.
Relocation of sprinkler heads as per plans filed herewith. No change in use, egress, or occupancy.
M01374946 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued04/03/202604/23/2026
Design JACK GREEN ASSOCIATES
Owner 1211 6th Avenue Property Owner LLC
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
Modifications to existing ductwork as per plans filed herewith. No change to use, egress, or occupancy.
M01374926 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/30/202604/17/2026
Design WYS DESIGN PARTNERSHIP ARCHITECTS
Owner 1211 6th Avenue Property Owner LLC
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
PROJECT ENTAILS AN ALTERATION TYPE 2 OF EXISTING LEASE-HOLDSPACE LOCATED AT 1251 AVENUE OF THE AMERICAS NEW YORK, NY10020. THERE IS TO BE NO…
M00848616 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/06/202305/18/2023
Design CFS ENGINEERING, DPC
Contractor INS CONSTRUCTION CORP
Modifications to existing mechanical systems as per plans filed herewith. No change in use, egress or occupancy
M00852117 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/05/202305/16/2023
Design CFS ENGINEERING, DPC
Contractor NATIONWIDE MECHANICAL INC
Modifications to existing Sprinkler systems as per plans filed herewith.
M00848591 ↗1251 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off04/06/202304/14/2023
Design SCHRIMMER DESIGN GROUP
Owner 1251 AMERICAS ASSOCIATES II, L.P.
Contractor INS CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
Removal and instillation of interior non load bearing partitions and related finishes. No change in use, egress or occupancy
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1251 AVENUE OF THE AMER ↗604/03/2026
▾Documents — 25 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/31/2026M00852117-I1 · 1251 AVENUE OF THE AMERRequest digital key ↗
08/31/2026M00848591-I1 · 1251 AVENUE OF THE AMERRequest digital key ↗
08/31/2026M00848616-I1 · 1251 AVENUE OF THE AMERRequest digital key ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications13
▸DOB NOWDPL-1: Design Professional Seal & Signature6
08/31/2026M00852117-I1 · 1251 AVENUE OF THE AMEROpen ↗
08/31/2026M00848591-I1 · 1251 AVENUE OF THE AMEROpen ↗
08/31/2026M00848616-I1 · 1251 AVENUE OF THE AMEROpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
09/30/2026M01374946-I1 · 1251 AVENUE OF THE AMEROpen ↗
09/30/2026M01374946-I1 · 1251 AVENUE OF THE AMEROpen ↗
09/02/2026M00848591-I1 · 1251 AVENUE OF THE AMEROpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/30/2026M01374946-I1 · 1251 AVENUE OF THE AMEROpen ↗
09/01/2026M01374926-I1 · 1251 AVENUE OF THE AMEROpen ↗
08/24/2026M01374960-I1 · 1251 AVENUE OF THE AMEROpen ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/31/2026M00852117-I1 · 1251 AVENUE OF THE AMEROpen ↗
08/31/2026M00848591-I1 · 1251 AVENUE OF THE AMEROpen ↗
08/31/2026M00848616-I1 · 1251 AVENUE OF THE AMEROpen ↗
Showing 3 of 6 on file for this type