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Entity
Welsh, Carson, Anderson & Stowe
Tenant
MANHATTAN · 5
1 building
5
Total Filings
5
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month5 projects all-time
0123Apr '20 · 1Jan '22 · 2Aug '22 · 2Apr '20Jul '20Oct '20Jan '21Apr '21Jul '21Oct '21Jan '22Apr '22Jul '22Aug '22
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off5100%
By project type
Alteration5
Most active buildings
All buildings →
599 LEXINGTON AVENUEMANHATTAN · latest 08/29/2022
5 projects
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Contractors
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Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00797467 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off08/25/202208/29/2022Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, egress or oc…
M00797494 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off08/24/202208/29/2022Modification to existing Mechanical System as per plans filed herewith. No change in use, egress or occupancy under this application.
M00637185 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off01/06/202201/12/2022Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy.
M00637141 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off01/05/202201/07/2022Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, egress or o…
M00341093 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off04/16/202006/03/2020Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.
Counts cover all 5 projects (5 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
MG ENGINEERING D.P.C.308/24/2022
TIMOTHY J. MIRON ARCHITECT PLLC208/25/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
STRUCTURE TONE, LLC508/25/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BOSTON PROPERTIES408/24/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
A1 EXPEDITING SERVICE CORP.308/24/2022
5 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 5Signed off 5
5 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00797467 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off08/25/202208/29/2022Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, egress or oc…
M00797494 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off08/24/202208/29/2022Modification to existing Mechanical System as per plans filed herewith. No change in use, egress or occupancy under this application.
M00637185 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off01/06/202201/12/2022Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy.
M00637141 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off01/05/202201/07/2022Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, egress or o…
M00341093 ↗599 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off04/16/202006/03/2020Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
599 LEXINGTON AVENUE ↗508/25/2022
▾Documents — 34 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch4
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems1
▸Seals & Professional Certifications22
▸DOB NOWProgress Inspector Seal & Signature13
09/01/2026M00797467-I1 · 599 LEXINGTON AVENUEOpen ↗
09/01/2026M00797467-I1 · 599 LEXINGTON AVENUEOpen ↗
08/31/2026M00637141-I1 · 599 LEXINGTON AVENUEOpen ↗
Showing 3 of 13 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
09/03/2026M00637141-I1 · 599 LEXINGTON AVENUEOpen ↗
08/13/2026M00637185-I1 · 599 LEXINGTON AVENUEOpen ↗
08/13/2026M00341093-I1 · 599 LEXINGTON AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
09/01/2026M00797467-I1 · 599 LEXINGTON AVENUEOpen ↗
08/27/2026M00637185-I1 · 599 LEXINGTON AVENUEOpen ↗
08/27/2026M00341093-I1 · 599 LEXINGTON AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
09/03/2026M00637141-I1 · 599 LEXINGTON AVENUEOpen ↗
08/13/2026M00637185-I1 · 599 LEXINGTON AVENUEOpen ↗
08/13/2026M00341093-I1 · 599 LEXINGTON AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
08/13/2026M00637185-I1 · 599 LEXINGTON AVENUEOpen ↗
08/13/2026M00797494-I1 · 599 LEXINGTON AVENUEOpen ↗