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Entity
Greenhill & Co
Tenant
1 project with open permitsMANHATTAN · 2
1 building
2
Total Filings
2
Projects on File
1
Buildings Worked
1
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Not enough dated projects to chart.
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Open permit150%
Signed off150%
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Alteration2
Most active buildings
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1271 AVENUE OF THE AMERMANHATTAN · 1 open · latest 09/21/2020
2 projects
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Design firms
Filing representatives
2 projects
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00327646 ↗1271 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/18/202009/21/2020INSTALLATION OF NEW HVAC SYSTEM ON THE 20TH AND 21ST FLOORS (GREENHILL & CO.) AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY.
M00327702 ↗1271 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off03/20/202007/16/2020Installation of new sprinkler heads and piping with standpipe modifications on the 20th and 21st floors (Greenhill & Co.) as per plans. No …
Counts cover all 2 projects (2 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
ROBERT DERECTOR ASSOCIATES202/11/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
TOWER FIRE PROTECTION INC102/11/2021
TRISTATE AIR CONDITIONING102/11/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ROCKEFELLER CENTER NORTH INC.202/11/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
RIZZO GROUP202/11/2021
2 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 2Open permit 1Signed off 1
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00327646 ↗1271 AVENUE OF THE AMER
MANHATTAN
AlterationPermit Issued03/18/202009/21/2020INSTALLATION OF NEW HVAC SYSTEM ON THE 20TH AND 21ST FLOORS (GREENHILL & CO.) AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY.
M00327702 ↗1271 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off03/20/202007/16/2020Installation of new sprinkler heads and piping with standpipe modifications on the 20th and 21st floors (Greenhill & Co.) as per plans. No …
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1271 AVENUE OF THE AMER ↗202/11/2021
▾Documents — 22 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch - Sprinkler2
▸DOB NOWPlans/Sketch - Standpipe2
▸DOB NOWPlans/Sketch - Mechanical Systems2
▸Applications & Permits2
▸DOB NOWLPC Approval/Permit2
08/13/2026M00327646-I1 · 1271 AVENUE OF THE AMEROpen ↗
08/13/2026M00327646-P1 · 1271 AVENUE OF THE AMEROpen ↗
▸Seals & Professional Certifications10
▸DOB NOWSpecial Inspector Seal & Signature6
08/24/2026M00327702-I1 · 1271 AVENUE OF THE AMEROpen ↗
08/24/2026M00327702-I1 · 1271 AVENUE OF THE AMEROpen ↗
08/24/2026M00327702-I1 · 1271 AVENUE OF THE AMEROpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/05/2026M00327702-I1 · 1271 AVENUE OF THE AMEROpen ↗
09/05/2026M00327702-P1 · 1271 AVENUE OF THE AMEROpen ↗
08/13/2026M00327646-I1 · 1271 AVENUE OF THE AMEROpen ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
09/05/2026M00327702-P1 · 1271 AVENUE OF THE AMEROpen ↗
09/05/2026M00327702-I1 · 1271 AVENUE OF THE AMEROpen ↗
08/13/2026M00327646-P1 · 1271 AVENUE OF THE AMEROpen ↗
Showing 3 of 4 on file for this type