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Cathedral School
Tenant
4 projects with open permitsMANHATTAN · 29
1 building
29
Total Filings
29
Projects on File
1
Buildings Worked
4
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month29 projects all-time
0235Nov '17 · 1May '19 · 2Jul '19 · 1Mar '21 · 1May '21 · 1Jul '21 · 3Aug '21 · 1Sep '21 · 1Oct '21 · 3Nov '21 · 2Dec '21 · 1Apr '22 · 4Dec '22 · 1Jan '23 · 1May '23 · 1Nov '23 · 1Mar '24 · 1Aug '24 · 2Jun '26 · 1201820192020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
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Open permit414%
Signed off2483%
Filed only13%
By project type
Alteration29
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1047 AMSTERDAM AVENUEMANHATTAN · 4 open · latest 06/24/2026
29 projects
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Design firms
3 projects
3 projects
Filing representatives
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M014180831047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued06/24/202606/24/2026PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. NO CHANGE I…
M008778951047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued05/19/202303/30/2026
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF TEMPORARY MATERIAL RIGGING SUPPORT SYSTEM AS PER PLANS DURING GENERAL CONSTRUCTION WORK. NO CHANGE IN USE, EGRESS OR OCCUPAN…
M010992131047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off08/23/202408/26/2024Installation of temporary supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, eg…
M010992231047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off08/23/202408/26/2024Installation of temporary overhead protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, e…
M005117351047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued10/01/202103/21/2024
Design TYLin
FILING HEREWITH FOR THE ST WORK RELATED TO SPRINKLER SYSTEM MODIFICATION. NO CHANGE TO USE EGRESS OR OCCUPANCY ON THIS APPLICATION.
M005456731047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/13/202103/21/2024
Design TYLin
Filing herewith for structural work related to north tower restoration. No change to use egress or occupancy on this application.
Counts cover all 29 projects (29 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
Plan B Engineering603/19/2024
Ennead Architects412/07/2022
Tohfaz Uddin PE312/13/2021
TYLin304/26/2022
Crimson Engineering208/23/2024
Langan Engineering209/06/2024
Polise Consulting Engineers208/18/2021
SRL Associates212/14/2021
360 Engineering101/19/2022
Ashraf104/02/2024
Always Fast Services106/24/2026
Brand Access Solutions111/27/2017
Collado Engineering101/07/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
James S Mitchell & Sons704/03/2023
Platform Solutions603/19/2024
Ceprine Construction304/02/2024
Spring Scaffolding312/13/2021
Precision Hoist & Scaffo*208/23/2024
Absolute Plumbing & Heating108/18/2021
Andamio Scaffolding106/24/2026
Integrated HVAC Systems & Service101/07/2025
M&T Plumbing and Heating Co109/06/2024
NYC Fire Sprinkler103/18/2021
Safway Atlantic111/27/2017
York Scaffold Equipment101/19/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
The Cathedral Church of St John TH1101/07/2025
Platform Solutions603/19/2024
Ceprine Construction212/14/2021
Spring Scaffolding212/13/2021
Safway Atlantic111/27/2017
The Cathedral Church103/18/2021
York Scaffold Equipment101/19/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Design 21471201/07/2025
Eurocelt Expediting603/19/2024
A1 Expediting Service201/19/2022
Synergy Building Consultants212/14/2021
Spring Scaffolding112/13/2021
29 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 29Open permit 4Signed off 24Filed only 1
29 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M014180831047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued06/24/202606/24/2026PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. NO CHANGE I…
M008778951047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued05/19/202303/30/2026
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF TEMPORARY MATERIAL RIGGING SUPPORT SYSTEM AS PER PLANS DURING GENERAL CONSTRUCTION WORK. NO CHANGE IN USE, EGRESS OR OCCUPAN…
M010992131047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off08/23/202408/26/2024Installation of temporary supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, eg…
M010992231047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off08/23/202408/26/2024Installation of temporary overhead protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, e…
M005117351047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued10/01/202103/21/2024
Design TYLin
FILING HEREWITH FOR THE ST WORK RELATED TO SPRINKLER SYSTEM MODIFICATION. NO CHANGE TO USE EGRESS OR OCCUPANCY ON THIS APPLICATION.
M005456731047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/13/202103/21/2024
Design TYLin
Filing herewith for structural work related to north tower restoration. No change to use egress or occupancy on this application.
M006056591047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/13/202203/21/2024FILING HEREWITH FOR GC WORK RELATED TO CORRECT VIOLATION 033011C090TDW, VIOLATION CONTROL NO. 274891 / COMPLAINT No. 1299880. NO CHANGE TO U…
M007084411047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/28/202203/21/2024FILING HEREWITH FOR SOE WORK RELATED TO CURING VIOLATION 033011C090TDW, VIOLATION CONTROL NO. 274891 / COMPLAINT No. 1299880. NO CHANGE TO U…
M080421731047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off12/07/202203/21/2024FILING HEREWITH FOR GC WORK AS PER PLANS. NO CHANGE TO USE EGRESS OR OCCUPANCY ON THIS APPLICATION.
M010223891047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off03/19/202403/20/2024
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF TEMPORARY SCAFFOLD AS PER PLANS DURING GENERAL CONSTRUCTION WORK. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SCAFFOLD TO COMPLY …
M007139731047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/26/202202/13/2024FILING HEREWITH FOR PL WORK RELATED TO CORRECT VIOLATION 033011C090TDW, VIOLATION CONTROL NO. 274891 / COMPLAINT No. 1299880. NO CHANGE TO U…
M080421741047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off01/23/202301/22/2024FILING PAA TO REMOVE FIRE STOPPING SPECIAL INSPECTIONS AS IT WAS NOT APPLICABLE TO THIS APPLICATION
M009544101047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off11/02/202311/02/2023Installation of a temporarily supported scaffold and heavy-duty sidewalk per plan submitted. Work shall comply with 2022 building codes chap…
M005456671047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/13/202103/28/2023Filing herewith for general construction work related to north tower restoration. No change to use egress or occupancy on this application.
M006056601047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/26/202203/28/2023
Design TYLin
FILING HEREWITH FOR ST WORK RELATED TO CORRECT VIOLATION 033011C090TDW, VIOLATION CONTROL NO. 274891 / COMPLAINT No. 1299880. NO CHANGE TO U…
M005096311047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off05/17/202101/09/2023FILING HEREWITH TO REPLACE ANSUL VALVE AT BASEMENT LEVEL. NO CHANGE TO USE EGRESS OR OCCUPANCY ON THIS APPLICATION.
M006060351047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off10/05/202110/04/2022INSTALLATION OF TEMPORARY SIDEWALK SHED AS PER PLAN. NO CHANGE IN USE,EGRESS OR OCCUPANCY.
M006060641047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off10/05/202110/04/2022
Owner SPRING SCAFFOLDING LLC
INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLAN. NO CHANGE IN USE,EGRESS OR OCCUPANCY.
M001621161047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off05/02/201908/05/2022
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF A SIDEWALK SHED TYPE OVERHEAD PROTECTION AS PER PLANS IN CONJUNCTION WITH STRUCTURAL REPAIRS. NO CHANGE IN USE, EGRESS OR OC…
M001621241047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off05/02/201908/05/2022
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF A TEMPORARY SCAFFOLD AS PER PLANS IN CONJUNCTION WITH STRUCTURAL REPAIRS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SCAFFOLD SH…
M005840221047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off08/26/202108/05/2022
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF A TEMPORARY OVERHEAD DOME SCAFFOLD SYSTEM AS PER PLANS DURING GENERAL CONSTRUCTION WORK. NO CHANGE IN USE, EGRESS OR OCCUPAN…
M006428271047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off12/07/202112/08/2021
Owner PLATFORM SOLUTIONS INC.
INSTALLATION OF A TEMPORARY INTERIOR OVERHEAD DOME SCAFFOLD AT A LOWER ROOF LEVEL AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER …
M006243861047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off11/20/202111/22/2021
Owner CEPRINE CONSTRUCTION INC
Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress …
M006243961047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off11/20/202111/22/2021
Owner CEPRINE CONSTRUCTION INC
Installation of temporary supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, eg…
M004685651047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off03/18/202111/10/2021Filing herewith for sprinkler work as per plans. No change to use egress or occupancy on this application.
M004685741047 AMSTERDAM AVENUE
MANHATTAN
AlterationFiled — no permit on record09/27/2021——
M005544841047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/11/202107/14/2021
Owner YORK SCAFFOLD EQUIPMENT CORP.
INSTALLATION OF SCAFFOLD AS PER DRAWINGS. SCAFFOLD SHALL COMPLY WITH CH #33 OF THE NYC BC. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS …
M001964541047 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/19/201907/19/2019
Owner SPRING SCAFFOLDING LLC
PIPE SCAFFOLD PROPOSED INSTALLATION OF PIPE SCAFFOLD AS PER PLAN. NO CHANGE IN USE EGRESS OR OCCUPANCY.
M000026981047 AMSTERDAM AVENUE
MANHATTAN
AlterationPermit Issued11/27/201709/21/2018
Owner SAFWAY ATLANTIC LLC
INSTALLATION OF SCAFFOLD AS PER DRAWINGS. SCAFFOLD SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY OR EG…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1047 AMSTERDAM AVENUE ↗2906/24/2026
▾Documents — 169 on file (BIS + DOB NOW)
▸Plans & Drawings41
▸DOB NOWPlans/Sketch34
Showing 3 of 34 on file for this type
▸DOB NOWPlans/Sketch - Supported Scaffold4
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler1
▸DOB NOWPlans/Sketch - General Construction1
▸DOB NOWPlans/Sketch - Sidewalk Shed1
▸Applications & Permits13
▸DOB NOWLPC Approval/Permit13
09/03/2026M00509631-P1 · 1047 AMSTERDAM AVENUEOpen ↗
09/03/2026M00509631-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/02/2026M00605659-I1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 13 on file for this type
▸Seals & Professional Certifications61
▸DOB NOWDPL-1: Design Professional Seal & Signature40
09/06/2026M00002698-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/05/2026M00196454-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/05/2026M00162124-I1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 40 on file for this type
▸DOB NOWProgress Inspector Seal & Signature12
09/23/2026M00545673-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/07/2026M08042174-P1 · 1047 AMSTERDAM AVENUEOpen ↗
09/01/2026M08042174-I1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 12 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
09/23/2026M00545673-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/22/2026M00708441-P1 · 1047 AMSTERDAM AVENUEOpen ↗
09/07/2026M08042174-P1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos16
▸DOB NOWDEP ACP-5: Asbestos Assessment Report14
09/06/2026M00002698-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/03/2026M00509631-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/03/2026M00509631-P1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
09/03/2026M00545673-I1 · 1047 AMSTERDAM AVENUEOpen ↗
08/14/2026M00545667-I1 · 1047 AMSTERDAM AVENUEOpen ↗
▸Approvals, Objections & Sign-offs32
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter29
09/05/2026M00162124-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/03/2026M00554484-I1 · 1047 AMSTERDAM AVENUEOpen ↗
09/03/2026M00554484-P1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 29 on file for this type
▸DOB NOWDEP Variance (V5) letter2
09/03/2026M00545673-I1 · 1047 AMSTERDAM AVENUEOpen ↗
08/14/2026M00545667-I1 · 1047 AMSTERDAM AVENUEOpen ↗
▸DOB NOWLandmark Approval1
08/14/2026M00708441-I1 · 1047 AMSTERDAM AVENUEOpen ↗
▸Other Documents6
▸DOB NOWProof of Historic Building5
09/01/2026M08042174-I1 · 1047 AMSTERDAM AVENUEOpen ↗
08/14/2026M00713973-I1 · 1047 AMSTERDAM AVENUEOpen ↗
08/13/2026M00713973-P1 · 1047 AMSTERDAM AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWAdjoining Owners Notification1
08/14/2026M00708441-I1 · 1047 AMSTERDAM AVENUEOpen ↗