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Entity
Columbia University Irving Medical Center
Tenant · filed under 5 names
4 projects with open permitsMANHATTAN · 30
10 buildings
30
Total Filings
30
Projects on File
10
Buildings Worked
4
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month30 projects all-time
0235Jan '20 · 2Mar '20 · 1Dec '20 · 1Apr '21 · 2Jun '21 · 1Sep '21 · 1Jan '22 · 1Mar '22 · 4Jun '22 · 2Aug '22 · 1Oct '22 · 3Nov '22 · 1Oct '23 · 1Nov '23 · 1Jan '24 · 1Feb '24 · 2Apr '24 · 1Jun '24 · 1Jun '25 · 1Dec '25 · 1Jan '26 · 12020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit413%
Signed off2273%
Filed only413%
By project type
Alteration30
Most active buildings
All buildings →
180 FT WASHINGTON AVENUEMANHATTAN · 2 open · latest 08/07/2026
10 projects
180 FT WASHINGTON AVENUEMANHATTAN · latest 10/15/2022
7 projects
1112 ST NICHOLAS AVENUEMANHATTAN · latest 03/11/2025
3 projects
1150 ST NICHOLAS AVENUEMANHATTAN · latest 04/30/2026
2 projects
1 HAVEN AVENUEMANHATTAN · 1 open · latest 04/02/2026
2 projects
52 HAVEN AVENUEMANHATTAN · latest 08/21/2024
2 projects
Key relationships
Everyone →
Filing representatives
15 projects
6 projects
1 projects
Filed under
Columbia University Irving Medical Center24Columbia University Medical Center3Columbia University | Columbia I | Univers1ty | Irving Medical Center | DEPARTMENT OF BIOMEDICAL | RTMENT OF B|OMED|CAL | ENGINEERING | ENGINEEE | JEERING | VANDERBILT CLINIC-12TH FLR.1Columbia University Irving Medical Center Department of Emergency Medicine1Columbia University Irving Medical Center Dept. of Pharmacology1
Identified by the contact ids of the people who file for the firm and by its email domain, not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01348223 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationPermit Issued01/26/202608/07/2026
Design CANY ARCHITECTURE & ENGINEERING DPC
Contractor THE GRENADIER CORPORATION
Filer CONVERSANO ASSOCIATES, INC.
Application filed for Roof Replacement as per plan herewith. No change in use, egress or occupancy.
M00943483 ↗1150 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off10/11/202304/30/2026
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor RIEHM PLUMBING CORP.
Filer A1 EXPEDITING SERVICE CORP.
Removal of plumbing fixtures and modifications to existing sprinkler system as per plans filed herewith. No change in use, egress or occupan…
M01242424 ↗1 HAVEN AVENUE
MANHATTAN
AlterationPermit Issued06/18/202504/02/2026
Design CANY ARCHITECTURE & ENGINEERING DPC
Contractor NICHOLSON & GALLOWAY, INC.
Filer CONVERSANO ASSOCIATES, INC.
APPLICATION FILE FOR ROOFING REPLACEMENT AS PER PLAN. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY FILED.
M01322992 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationFiled — no permit on record12/05/2025—
Design SYSKA HENNESSY GROUP
Owner NEW YORK PRESBYTERIAN HOSPITAL
Filer MUNICIPAL EXPEDITING INC
—
M00779238 ↗1112 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off08/01/202203/11/2025
Design TAS ENGINEERING, PC
Owner Alianza, LLC
Contractor CAPITOL FIRE SPRINKLER CO
Filer CONVERSANO ASSOCIATES, INC.
relocating the additional one head to not be in conflict with the new linear diffuser
M00959776 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off02/01/202401/09/2025
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor HELLMAN CONSTRUCTION CO
Renovation of existing laboratory and office spaces. No change in use, egress or occupancy.
Counts cover all 30 projects (30 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
R.G. VANDERWEIL ENGINEERS, PC901/20/2026
AKF ENGINEERS, LLP409/18/2023
MITCHELL / GIURGOLA ARCHITECTS307/02/2024
TAPERT ARCHITECTURE, PC308/04/2026
TAS ENGINEERING, PC312/18/2024
CANY ARCHITECTURE & ENGINEERING DPC203/17/2026
COSENTINI ASSOCIATES208/04/2026
HLW INTERNATIONAL104/19/2022
INTEGRATED DESIGN GROUP106/20/2024
LEGACY ENGINEERS102/26/2025
ONSE103/23/2022
SEVERUD ASSOCIATES102/07/2024
SYSKA HENNESSY GROUP112/05/2025
THORNTON TOMASETTI104/19/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HELLMAN CONSTRUCTION CO602/26/2025
STRUCTURE TONE, LLC608/04/2026
ALLIANCE PLUMBING CORP408/04/2026
SIRINA FIRE PROT CORP407/24/2025
CARDOZA PLUMBING CORP207/24/2025
FULL CAPACITY FIRE CORP201/20/2026
IDEAL INTERIORS GROUP LLC212/18/2024
RIEHM PLUMBING CORP210/11/2023
CAPITOL FIRE SPRINKLER CO108/01/2022
NICHOLSON & GALLOWAY, INC106/18/2025
PAR PLUMBING CO., INC101/06/2020
PREFERRED SPKLR AND MECH108/04/2026
RIEHM PLUMBING CORP.110/11/2023
THE GRENADIER CORPORATION103/17/2026
WARD PIPING COMPANY INC103/10/2020
WILLIAM C. GERAKARIS P&H103/10/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Alianza, LLC208/01/2022
NEW YORK PRESBYTERIAN HOSPITAL208/04/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CONVERSANO ASSOCIATES, INC.1508/04/2026
A1 EXPEDITING SERVICE CORP.601/20/2026
MUNICIPAL EXPEDITING INC112/05/2025
30 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 30Open permit 4Signed off 22Filed only 4
30 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01348223 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationPermit Issued01/26/202608/07/2026
Design CANY ARCHITECTURE & ENGINEERING DPC
Contractor THE GRENADIER CORPORATION
Filer CONVERSANO ASSOCIATES, INC.
Application filed for Roof Replacement as per plan herewith. No change in use, egress or occupancy.
M00943483 ↗1150 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off10/11/202304/30/2026
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor RIEHM PLUMBING CORP.
Filer A1 EXPEDITING SERVICE CORP.
Removal of plumbing fixtures and modifications to existing sprinkler system as per plans filed herewith. No change in use, egress or occupan…
M01242424 ↗1 HAVEN AVENUE
MANHATTAN
AlterationPermit Issued06/18/202504/02/2026
Design CANY ARCHITECTURE & ENGINEERING DPC
Contractor NICHOLSON & GALLOWAY, INC.
Filer CONVERSANO ASSOCIATES, INC.
APPLICATION FILE FOR ROOFING REPLACEMENT AS PER PLAN. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY FILED.
M01322992 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationFiled — no permit on record12/05/2025—
Design SYSKA HENNESSY GROUP
Owner NEW YORK PRESBYTERIAN HOSPITAL
Filer MUNICIPAL EXPEDITING INC
—
M00779238 ↗1112 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off08/01/202203/11/2025
Design TAS ENGINEERING, PC
Owner Alianza, LLC
Contractor CAPITOL FIRE SPRINKLER CO
Filer CONVERSANO ASSOCIATES, INC.
relocating the additional one head to not be in conflict with the new linear diffuser
M00959776 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off02/01/202401/09/2025
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor HELLMAN CONSTRUCTION CO
Renovation of existing laboratory and office spaces. No change in use, egress or occupancy.
M08008131 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off10/20/202211/13/2024
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor SIRINA FIRE PROT CORP
Filer CONVERSANO ASSOCIATES, INC.
Application filed for plumbing and sprinkler modifications.
M00959797 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off02/01/202410/11/2024
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor CARDOZA PLUMBING WMBE
Filer A1 EXPEDITING SERVICE CORP.
Renovation of existing laboratory and office spaces. No change in use, egress or occupancy.
M01062652 ↗52 HAVEN AVENUE
MANHATTAN
AlterationSigned-off06/20/202408/21/2024
Design COSENTINI ASSOCIATES
Contractor HELLMAN CONSTRUCTION CO
Filer CONVERSANO ASSOCIATES, INC.
SUBSEQUENT APPLICATION FILED TO MODIFY EXISTING MECHANICAL UNITS AND DUCT WORK AS PER PLAN. THERE IS NO CHANGE TO USE, EGRESS OR OCCUPANCY F…
M01011368 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationPermit Issued04/08/202408/13/2024
Design COSENTINI ASSOCIATES
Owner NEW YORK PRESBYTERIAN HOSPITAL
Contractor STRUCTURE TONE, LLC
Filer CONVERSANO ASSOCIATES, INC.
SUBSEQUENT FILED TO MODIFY PLUMBING AND NEW SPRINKLER SYSTEM TO SUPPORT NEW MER AT VANDERBILT CLINIC AS PER PLAN. THERE IS NO CHANGE TO USE,…
M00992188 ↗1150 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off01/31/202403/14/2024
Design MITCHELL / GIURGOLA ARCHITECTS
Contractor STRUCTURE TONE, LLC
INTERIOR DEMOLITION OF NON LOAD BEARING PARTITIONS. NO CHANGE IN USE, EGRESS OR OCCUPANCY
M00838328 ↗3940 BROADWAY
MANHATTAN
AlterationSigned-off11/16/202301/16/2024
Design LEGACY ENGINEERS
Contractor HELLMAN CONSTRUCTION CO
Filer CONVERSANO ASSOCIATES, INC.
SUBSEQUENT APPLICATION FOR PLUMBING WORK AS PER PLAN. THERE IS NO CHANGE TO USE, EGRESS OR OCCUPANCY FILED UNDER THIS APPLICATION.
M07995293 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off10/31/202201/10/2024
Design MITCHELL / GIURGOLA ARCHITECTS
Contractor HELLMAN CONSTRUCTION CO
Filer CONVERSANO ASSOCIATES, INC.
application filed for ICM renovation. Removal and installation of floors, ceiling, doors, walls, partition
M08008128 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off10/20/202201/10/2024
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor HELLMAN CONSTRUCTION CO
Filer CONVERSANO ASSOCIATES, INC.
APPLICATION FILED TO MODIFY EXISTING MECHANICAL DUCT WORK,FAN, HVAC INSULATION, STEAM HUMIDIFIER AS PER PLAN. THERE IS NO CHANGE TO USE, EGR…
M08031751 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off11/10/202201/26/2023
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor SIRINA FIRE PROT CORP
Filer CONVERSANO ASSOCIATES, INC.
sprinkler modifications to CUIMC black offices
M00637106 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off03/22/202210/15/2022
Design AKF ENGINEERS, LLP
Contractor CARDOZA PLUMBING CORP
Filer A1 EXPEDITING SERVICE CORP.
Filing for modifications to existing plumbing fixtures and sprinkler heads as per plans filed herewith. No change to use, egress or occupanc…
M00756668 ↗1112 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off06/29/202207/21/2022
Design TAS ENGINEERING, PC
Contractor IDEAL INTERIORS GROUP LLC
Filer CONVERSANO ASSOCIATES, INC.
mechanical modification, VAV box, ductwork, split system
M00745321 ↗1 HAVEN AVENUE
MANHATTAN
AlterationFiled — no permit on record06/23/2022—
Design AKF ENGINEERS, LLP
—
M00645569 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off03/23/202205/26/2022
Design ONSE
Contractor STRUCTURE TONE, LLC
Filer A1 EXPEDITING SERVICE CORP.
Filing for Structural modifications as per plans filed herewith. No change to use, egress or occupancy under this application.
M00637096 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off03/21/202205/25/2022
Design AKF ENGINEERS, LLP
Contractor STRUCTURE TONE, LLC
Filer A1 EXPEDITING SERVICE CORP.
Filing for demolition of air handler and associated ductwork serving existing auditorium and adding ductwork and associated VAV/air terminal…
M00699753 ↗1050 RIVERSIDE DRIVE
MANHATTAN
AlterationSigned-off03/28/202205/11/2022
Design MITCHELL / GIURGOLA ARCHITECTS
Contractor IDEAL INTERIORS GROUP LLC
Filer CONVERSANO ASSOCIATES, INC.
REMOVAL OF PARITITION FOR ASSESSORY LOUNGE
M00637043 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off01/04/202204/20/2022
Design HLW INTERNATIONAL
Contractor STRUCTURE TONE, LLC
Filer A1 EXPEDITING SERVICE CORP.
Filing for interior renovation as per plans filed herewith. No change to use, egress or occupancy under this application.
M00576461 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off09/21/202110/23/2021
Design AKF ENGINEERS, LLP
Contractor SIRINA FIRE PROT CORP
Filer CONVERSANO ASSOCIATES, INC.
sprinkler modification in basement woman locker and toilet room
M00539424 ↗52 HAVEN AVENUE
MANHATTAN
AlterationFiled — no permit on record06/17/2021—
Design TAPERT ARCHITECTURE, PC
Filer CONVERSANO ASSOCIATES, INC.
—
M00492441 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off04/15/202105/18/2021
Design SEVERUD ASSOCIATES
Contractor STRUCTURE TONE, LLC
Filer CONVERSANO ASSOCIATES, INC.
mechanical room roof framing
M00484604 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationFiled — no permit on record04/19/2021—
Design THORNTON TOMASETTI
—
M00281742 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off01/06/202004/07/2021
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor HELLMAN CONSTRUCTION CO
Filer CONVERSANO ASSOCIATES, INC.
MODIFICATION OF MECHANICAL SYSTEM AS PER PLANS
M00281743 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationPermit Issued01/06/202001/26/2021
Design R.G. VANDERWEIL ENGINEERS, PC
Contractor PAR PLUMBING CO., INC
Filer CONVERSANO ASSOCIATES, INC.
plumbing and sprinkler modification as per plans
M00408602 ↗180 FT WASHINGTON AVENUE
MANHATTAN
AlterationSigned-off12/02/202012/11/2020
Design TAS ENGINEERING, PC
Contractor RIEHM PLUMBING CORP
Filer CONVERSANO ASSOCIATES, INC.
plumbing modification
M00265521 ↗1112 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off03/10/202005/07/2020
Design R.G. VANDERWEIL ENGINEERS, PC
Owner Alianza, LLC
Contractor WILLIAM C. GERAKARIS P&H
Filer CONVERSANO ASSOCIATES, INC.
MODIFICATION OF PLUMBING FIXTURES AND SPRINKLER SYSTEM AS PER PLANS.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
180 FT WASHINGTON AVENUE ↗108/04/2026
180 FT WASHINGTON AVENUE ↗1003/17/2026
180 FT WASHINGTON AVENUE ↗112/05/2025
1 HAVEN AVENUE ↗206/18/2025
3940 BROADWAY ↗102/26/2025
1112 ST NICHOLAS AVENUE ↗312/18/2024
52 HAVEN AVENUE ↗206/20/2024
180 FT WASHINGTON AVENUE ↗702/07/2024
1150 ST NICHOLAS AVENUE ↗201/31/2024
1050 RIVERSIDE DRIVE ↗107/25/2022
▾Documents — 359 on file (BIS + DOB NOW)
▸Plans & Drawings65
▸DOB NOWPlans/Sketch57
09/03/2026M00484604-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
09/03/2026M00539424-I1 · 52 HAVEN AVENUERequest digital key ↗
09/03/2026M00637043-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
Showing 3 of 57 on file for this type
▸DOB NOWPlans/Sketch - Plumbing4
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUERequest digital key ↗
09/04/2026M00408602-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
08/15/2026M00281743-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler3
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUERequest digital key ↗
08/15/2026M00281743-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
08/15/2026M00281743-P1 · 180 FT WASHINGTON AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/05/2026M00281742-I1 · 180 FT WASHINGTON AVENUERequest digital key ↗
▸Seals & Professional Certifications189
▸DOB NOWProgress Inspector Seal & Signature65
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
Showing 3 of 65 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature62
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
09/23/2026M00838328-P1 · 3940 BROADWAYOpen ↗
Showing 3 of 62 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature62
09/05/2026M00281742-I1 · 180 FT WASHINGTON AVENUEOpen ↗
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUEOpen ↗
09/04/2026M00408602-I1 · 180 FT WASHINGTON AVENUEOpen ↗
Showing 3 of 62 on file for this type
▸Safety & Tenant Protection4
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist4
09/03/2026M00539424-I1 · 52 HAVEN AVENUEOpen ↗
08/13/2026M01062652-S2 · 52 HAVEN AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸Environmental & Asbestos31
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form18
09/05/2026M00281742-I1 · 180 FT WASHINGTON AVENUEOpen ↗
09/02/2026M00637096-I1 · 180 FT WASHINGTON AVENUEOpen ↗
09/02/2026M00645569-I1 · 180 FT WASHINGTON AVENUEOpen ↗
Showing 3 of 18 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
09/04/2026M00408602-I1 · 180 FT WASHINGTON AVENUEOpen ↗
09/02/2026M00745321-I1 · 1 HAVEN AVENUEOpen ↗
08/27/2026M01062652-S2 · 52 HAVEN AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWOER: Notice of Satisfaction2
08/18/2026M01348223-S1 · 180 FT WASHINGTON AVENUEOpen ↗
08/13/2026M01348223-I1 · 180 FT WASHINGTON AVENUEOpen ↗
▸DOB NOWOER: Notice to Proceed2
08/18/2026M01348223-S1 · 180 FT WASHINGTON AVENUEOpen ↗
08/13/2026M01348223-I1 · 180 FT WASHINGTON AVENUEOpen ↗
▸DOB NOWACP5/20/21 or V51
08/13/2026M00281743-I1 · 180 FT WASHINGTON AVENUEOpen ↗
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Approvals, Objections & Sign-offs68
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter62
09/05/2026M00281742-I1 · 180 FT WASHINGTON AVENUEOpen ↗
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUEOpen ↗
09/04/2026M00408602-I1 · 180 FT WASHINGTON AVENUEOpen ↗
Showing 3 of 62 on file for this type
▸DOB NOWDEP Variance (V5) letter4
08/13/2026M00959776-I1 · 180 FT WASHINGTON AVENUEOpen ↗
08/13/2026M00699753-I1 · 1050 RIVERSIDE DRIVEOpen ↗
08/13/2026M00492441-I1 · 180 FT WASHINGTON AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)1
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUEOpen ↗
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)1
09/05/2026M00265521-I1 · 1112 ST NICHOLAS AVENUEOpen ↗