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Entity
NYU Lipton Hall
Tenant
MANHATTAN · 9
1 building
9
Total Filings
9
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month9 projects all-time
0134May '21 · 1Sep '22 · 1Jan '23 · 1Feb '23 · 2Dec '23 · 3Jan '25 · 12022202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off9100%
By project type
Alteration9
Most active buildings
All buildings →
540 1 AVENUEMANHATTAN · latest 02/28/2025
9 projects
Key relationships
Everyone →
Design firms
7 projects
2 projects
Filing representatives
6 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01155568 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off01/07/202502/28/2025
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
HEREWITH FILING FOR GENERAL CONSTRUCTION MODIFICATIONS FOR LIPTON HALL RENOVATION (APARTMENT 18A). NO CHANGES TO USE, EGRESS, OR OCCUPANCY.
M00962023 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202302/13/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (20th Floor). No change in use, egress, or occupancy.
M00962065 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202302/13/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (21st Floor). No change in use, egress, or occupancy.
M00961917 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202301/16/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (14th Floor). No change in use, egress, or occupancy.
M00810257 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off01/31/202303/02/2023
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Herewith filing General Construction modifications for Lipton Hall Renovation (17th Floor). No change to use, egress, or occupancy.
M00810560 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off02/01/202303/02/2023
Design B2 ENGINEERING PC
Contractor HUDSON PLMBING & MCH, LLC
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing Plumbing modifications for Lipton Hall Renovation (23rd Floor). No change in use, egress, or occupancy.
Counts cover all 9 projects (9 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
CWB ARCHITECTS701/07/2025
B2 ENGINEERING PC204/17/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BROSNA CONSTRUCTION CORPO501/07/2025
HUDSON PLMBING & MCH, LLC304/17/2023
EMPIRE GENERAL CONTRACTIN110/31/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
OUTSOURCE CONSULTANTS, INC.601/07/2025
9 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 9Signed off 9
9 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01155568 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off01/07/202502/28/2025
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
HEREWITH FILING FOR GENERAL CONSTRUCTION MODIFICATIONS FOR LIPTON HALL RENOVATION (APARTMENT 18A). NO CHANGES TO USE, EGRESS, OR OCCUPANCY.
M00962023 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202302/13/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (20th Floor). No change in use, egress, or occupancy.
M00962065 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202302/13/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (21st Floor). No change in use, egress, or occupancy.
M00961917 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off12/20/202301/16/2024
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing general construction modifications for Lipton Hall Renovation (14th Floor). No change in use, egress, or occupancy.
M00810257 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off01/31/202303/02/2023
Design CWB ARCHITECTS
Contractor BROSNA CONSTRUCTION CORPO
Herewith filing General Construction modifications for Lipton Hall Renovation (17th Floor). No change to use, egress, or occupancy.
M00810560 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off02/01/202303/02/2023
Design B2 ENGINEERING PC
Contractor HUDSON PLMBING & MCH, LLC
Filer OUTSOURCE CONSULTANTS, INC.
Herewith filing Plumbing modifications for Lipton Hall Renovation (23rd Floor). No change in use, egress, or occupancy.
M00810341 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off02/01/202302/28/2023
Design B2 ENGINEERING PC
Contractor HUDSON PLMBING & MCH, LLC
Herewith filing Plumbing modifications for Lipton Hall Renovation (17th Floor). No change in use, egress, or occupancy.
M00793220 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off09/30/202201/06/2023
Design CWB ARCHITECTS
Contractor EMPIRE GENERAL CONTRACTIN
Filer OUTSOURCE CONSULTANTS, INC.
REMOVAL OF EGRESS DOORS & HARDWARE AT 11TH FLOOR STAIR B AND C. INSTALLATION OF NEW SECURITY GATES INSTALLED ATFLOORS 3, 5, 7, 9, 13, 15, 17…
M00476100 ↗540 1 AVENUE
MANHATTAN
AlterationSigned-off05/12/202105/27/2022
Design CWB ARCHITECTS
Contractor HUDSON PLMBING & MCH, LLC
Herewith filing plumbing modifications for Lipton Hall Renovation. No change in use, egress, or occupancy.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
540 1 AVENUE ↗901/07/2025
▾Documents — 103 on file (BIS + DOB NOW)
▸Plans & Drawings19
▸DOB NOWPlans/Sketch14
09/01/2026M00793220-P1 · 540 1 AVENUERequest digital key ↗
09/01/2026M00793220-I1 · 540 1 AVENUERequest digital key ↗
09/01/2026M00810257-I1 · 540 1 AVENUERequest digital key ↗
Showing 3 of 14 on file for this type
▸DOB NOWPlans/Sketch - Plumbing5
09/03/2026M00476100-P1 · 540 1 AVENUERequest digital key ↗
09/03/2026M00476100-I1 · 540 1 AVENUERequest digital key ↗
09/03/2026M00476100-P2 · 540 1 AVENUERequest digital key ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications43
▸DOB NOWProgress Inspector Seal & Signature20
09/01/2026M00962065-P1 · 540 1 AVENUEOpen ↗
09/01/2026M00962065-P1 · 540 1 AVENUEOpen ↗
09/01/2026M00962065-P1 · 540 1 AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature17
09/03/2026M00476100-I1 · 540 1 AVENUEOpen ↗
09/03/2026M00476100-P2 · 540 1 AVENUEOpen ↗
09/03/2026M00476100-P1 · 540 1 AVENUEOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026M00962065-P1 · 540 1 AVENUEOpen ↗
08/29/2026M00962023-I1 · 540 1 AVENUEOpen ↗
08/29/2026M00962023-I1 · 540 1 AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸Environmental & Asbestos41
▸DOB NOWDEP ACP-5: Asbestos Assessment Report17
09/03/2026M00476100-I1 · 540 1 AVENUEOpen ↗
09/03/2026M00476100-P2 · 540 1 AVENUEOpen ↗
09/03/2026M00476100-P1 · 540 1 AVENUEOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWOER: Notice to Proceed14
08/28/2026M00962023-I1 · 540 1 AVENUEOpen ↗
08/13/2026M00810341-I1 · 540 1 AVENUEOpen ↗
08/13/2026M00961917-P1 · 540 1 AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWOER: Notice of Satisfaction10
08/28/2026M00961917-I1 · 540 1 AVENUEOpen ↗
08/13/2026M00961917-I1 · 540 1 AVENUEOpen ↗
08/13/2026M00810257-I1 · 540 1 AVENUEOpen ↗
Showing 3 of 10 on file for this type