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Entity
Renaissance Technologies
Tenant
1 project with open permitsMANHATTAN · 2
2 buildings
2
Total Filings
2
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month2 projects all-time
0112Feb '20 · 1Aug '25 · 120212022202320242025
bars = month · line = 3-mo average
Portfolio status
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Open permit150%
Signed off150%
By project type
Alteration2
Most active buildings
All buildings →
512 MADISON AVENUEMANHATTAN · 1 open · latest 08/27/2026
1 projects
800 3 AVENUEMANHATTAN · latest 07/26/2021
1 projects
Key relationships
Everyone →
Filing representatives
1 projects
Owners
1 projects
1 projects
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01248972 ↗512 MADISON AVENUE
MANHATTAN
AlterationPermit Issued08/28/202508/27/2026
Design GENSLER
Owner Tishman Speyer
Contractor JT MAGEN & COMPANY INC
Filer GILLMAN CONSULTING INC
Structural modifications associated with partial demo of slab for new interconnecting stair opening as per plans filed herewith. No change i…
M00310838 ↗800 3 AVENUE
MANHATTAN
AlterationSigned-off02/28/202007/26/2021
Design MG ENGINEERING D.P.C.
Owner JOSEPH P. DAY REALTY
Contractor JRM CONSTRUCTION MGMT LLC
Filer OUTSOURCE CONSULTANTS, INC.
INTERIOR RENOVATION, PARTITION, CEILING AND DOOR WORK AT THE 32ND FLOOR CAFE.NO CHANGE IN USE EGRESS OR OCCUPANCY.
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
ACTIVE DESIGN GROUP ENGINEERING108/17/2026
AMA CONSULTING ENGINEERS, PC108/17/2026
GENSLER108/17/2026
MG ENGINEERING D.P.C.111/15/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ABCO-PEERLESS SPRKLR CORP108/17/2026
CONNELLY & SONS PLUMBING108/17/2026
JRM CONSTRUCTION MGMT LLC111/15/2021
JT MAGEN & COMPANY INC108/17/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JOSEPH P. DAY REALTY111/15/2021
RCPI Landmarks LLC108/17/2026
TISHMAN SPEYER108/17/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GILLMAN CONSULTING INC108/17/2026
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
M01248972 ↗512 MADISON AVENUE
MANHATTAN
AlterationPermit Issued08/28/202508/27/2026
Design GENSLER
Owner Tishman Speyer
Contractor JT MAGEN & COMPANY INC
Filer GILLMAN CONSULTING INC
Structural modifications associated with partial demo of slab for new interconnecting stair opening as per plans filed herewith. No change i…
M00310838 ↗800 3 AVENUE
MANHATTAN
AlterationSigned-off02/28/202007/26/2021
Design MG ENGINEERING D.P.C.
Owner JOSEPH P. DAY REALTY
Contractor JRM CONSTRUCTION MGMT LLC
Filer OUTSOURCE CONSULTANTS, INC.
INTERIOR RENOVATION, PARTITION, CEILING AND DOOR WORK AT THE 32ND FLOOR CAFE.NO CHANGE IN USE EGRESS OR OCCUPANCY.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
512 MADISON AVENUE ↗108/17/2026
800 3 AVENUE ↗111/15/2021
▾Documents — 70 on file (BIS + DOB NOW)
▸Plans & Drawings9
▸DOB NOWPlans/Sketch7
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 7 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems2
09/05/2026M00310838-P1 · 800 3 AVENUERequest digital key ↗
09/05/2026M00310838-I1 · 800 3 AVENUERequest digital key ↗
▸Seals & Professional Certifications52
▸DOB NOWSpecial Inspector Seal & Signature22
09/02/2026M01248972-S3 · 512 MADISON AVENUEOpen ↗
09/02/2026M01248972-S3 · 512 MADISON AVENUEOpen ↗
09/02/2026M01248972-S3 · 512 MADISON AVENUEOpen ↗
Showing 3 of 22 on file for this type
▸DOB NOWProgress Inspector Seal & Signature21
08/31/2026M01248972-S1 · 512 MADISON AVENUEOpen ↗
08/31/2026M01248972-S1 · 512 MADISON AVENUEOpen ↗
08/31/2026M01248972-S1 · 512 MADISON AVENUEOpen ↗
Showing 3 of 21 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature9
09/05/2026M00310838-I1 · 800 3 AVENUEOpen ↗
09/05/2026M00310838-P1 · 800 3 AVENUEOpen ↗
Showing 2 of 9 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
09/05/2026M00310838-I1 · 800 3 AVENUEOpen ↗
09/05/2026M00310838-P1 · 800 3 AVENUEOpen ↗
Showing 2 of 9 on file for this type