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New York Public Library Castle Hill
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6 projects with open permitsBRONX · 6
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1 building
6
Total Filings
6
Projects on File
1
Buildings Worked
6
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month6 projects all-time
0134May '20 · 1Nov '22 · 1Jun '23 · 1Oct '25 · 320212022202320242025
bars = month · line = 3-mo average
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Open permit6100%
By project type
Alteration6
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947 CASTLE HILL AVENUEBRONX · 6 open · latest 10/07/2026
6 projects
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Design firms
3 projects
2 projects
1 projects
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2 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X01310711 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/07/2026
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
TEMPORARY PIPE SCAFFOLD AS PER DRAWINGS. SCAFFOLD SHALL COMPLY WITH CH #33 OF THE NYC BC. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS A…
X01310735 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/07/2026
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
TEMPORARY ROOF PROTECTION AT THE ADJOINING PROPERTY AS PER DRAWINGS. ROOF PROTECTION SHALL COMPLY WITH CH #33 OF THE NYC BC. NO CHANGE IN US…
X00851039 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued06/22/202306/15/2026
Design THORNTON TOMASETTI
Owner NYC DDC
Contractor ASHNU INTERNATIONAL INC
Filer J. CALLAHAN CONSULTING, INC.
Structural Work proposed for Castle Hill Library. Modification to existing structural steel and CMU one-story building, including new roof d…
X00347070 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued05/08/202001/20/2026
Design IP GROUP
Contractor ACS SYSTEM ASSOCIATES INC.
Installation of HVAC units proposed for Castle Hill Library. No change to use, occupancy or egress.
X08026656 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued11/03/202201/14/2026
Design IP GROUP
Owner NYC DDC
Contractor EASTERN PLBG & MECH CONTR
Filer J. CALLAHAN CONSULTING, INC.
PLUMBING WORK FOR THE CASTLE HILL LIBRARY. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
X01310700 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/31/2025
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Counts cover all 6 projects (6 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
HC Pec310/30/2025
IP Group210/23/2023
Thornton Tomasetti106/22/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
PJP Installers310/30/2025
ACS System Associates105/08/2020
Ashnu International106/22/2023
Eastern Plumbing & Mechanical Contracting110/23/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NYC Department of Design and Construction510/30/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
J. Callahan Consulting210/23/2023
6 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 6Open permit 6
6 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X01310711 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/07/2026
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
TEMPORARY PIPE SCAFFOLD AS PER DRAWINGS. SCAFFOLD SHALL COMPLY WITH CH #33 OF THE NYC BC. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS A…
X01310735 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/07/2026
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
TEMPORARY ROOF PROTECTION AT THE ADJOINING PROPERTY AS PER DRAWINGS. ROOF PROTECTION SHALL COMPLY WITH CH #33 OF THE NYC BC. NO CHANGE IN US…
X00851039 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued06/22/202306/15/2026
Design THORNTON TOMASETTI
Owner NYC DDC
Contractor ASHNU INTERNATIONAL INC
Filer J. CALLAHAN CONSULTING, INC.
Structural Work proposed for Castle Hill Library. Modification to existing structural steel and CMU one-story building, including new roof d…
X00347070 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued05/08/202001/20/2026
Design IP GROUP
Contractor ACS SYSTEM ASSOCIATES INC.
Installation of HVAC units proposed for Castle Hill Library. No change to use, occupancy or egress.
X08026656 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued11/03/202201/14/2026
Design IP GROUP
Owner NYC DDC
Contractor EASTERN PLBG & MECH CONTR
Filer J. CALLAHAN CONSULTING, INC.
PLUMBING WORK FOR THE CASTLE HILL LIBRARY. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
X01310700 ↗947 CASTLE HILL AVENUE
BRONX
AlterationPermit Issued10/30/202510/31/2025
Design HC PEC
Owner NYC DDC
Contractor PJP INSTALLERS INC
INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
947 CASTLE HILL AVENUE ↗610/30/2025
▾Documents — 43 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch6
08/23/2026X00851039-I1 · 947 CASTLE HILL AVENUERequest digital key ↗
08/22/2026X08026656-I1 · 947 CASTLE HILL AVENUERequest digital key ↗
08/22/2026X08026656-P1 · 947 CASTLE HILL AVENUERequest digital key ↗
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems1
08/26/2026X00347070-I1 · 947 CASTLE HILL AVENUERequest digital key ↗
▸Seals & Professional Certifications25
▸DOB NOWSpecial Inspector Seal & Signature10
08/27/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/27/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/26/2026X00851039-I1 · 947 CASTLE HILL AVENUEOpen ↗
Showing 3 of 10 on file for this type
▸DOB NOWProgress Inspector Seal & Signature8
08/27/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/27/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/27/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/26/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/23/2026X00851039-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/18/2026X01310711-I1 · 947 CASTLE HILL AVENUEOpen ↗
Showing 3 of 7 on file for this type
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form3
08/26/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/23/2026X00851039-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/13/2026X08026656-I1 · 947 CASTLE HILL AVENUEOpen ↗
▸Approvals, Objections & Sign-offs7
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter7
08/13/2026X01310711-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/13/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗
08/13/2026X00851039-I1 · 947 CASTLE HILL AVENUEOpen ↗
Showing 3 of 7 on file for this type
▸Filing & Intake Forms1
▸DOB NOWAI1 Form1
08/13/2026X00347070-I1 · 947 CASTLE HILL AVENUEOpen ↗