Back
Tenant
National Weather Service
Tenant
MANHATTAN · 1
Want to know more? Search inside
1 building
1
Total Filings
1
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Not enough dated projects to chart.
Portfolio status
Browse projects →
Signed off1100%
By project type
Alteration1
Most active buildings
All buildings →
350 FIFTH AVENUEMANHATTAN · latest 08/11/2020
1 projects
Key relationships
Everyone →
Contractors
1 projects
Owners
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00324172 ↗350 FIFTH AVENUE
MANHATTAN
AlterationSigned-off04/15/202008/11/2020
Design TECHNICAL SYSTEMS ENGINEERING CONSU
Owner EMPIRE STATE REALTY TRUST
Contractor STEAM VALLEY COMMUNICAT
Filer RIZZO GROUP
Structural modifications taking place at 81st Floor as per plans filed herewith. No change in Use, Egress or Occupancy.
Counts cover all 1 projects (1 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
Technical Systems Engineering Consulting104/15/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Steam Valley Communicat104/15/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Esrt104/15/2020
1 DOB NOW project, 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 1Signed off 1
1 project
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00324172 ↗350 FIFTH AVENUE
MANHATTAN
AlterationSigned-off04/15/202008/11/2020
Design TECHNICAL SYSTEMS ENGINEERING CONSU
Owner EMPIRE STATE REALTY TRUST
Contractor STEAM VALLEY COMMUNICAT
Filer RIZZO GROUP
Structural modifications taking place at 81st Floor as per plans filed herewith. No change in Use, Egress or Occupancy.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
350 FIFTH AVENUE ↗104/15/2020
▾Documents — 4 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch - Structural1
09/05/2026M00324172-I1 · 350 FIFTH AVENUERequest digital key ↗
▸Applications & Permits1
▸DOB NOWLPC Approval/Permit1
08/13/2026M00324172-I1 · 350 FIFTH AVENUEOpen ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/13/2026M00324172-I1 · 350 FIFTH AVENUEOpen ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/13/2026M00324172-I1 · 350 FIFTH AVENUEOpen ↗