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Design Firm
JACOBSCHANG ARCHITECTURE
Design
1 project with open permitsMANHATTAN · 4
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3 buildings
5
Total Filings
4
Projects on File
3
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month4 projects all-time
0123Oct '19 · 1Jun '20 · 1Jun '24 · 220202021202220232024
bars = month · line = 3-mo average
Portfolio status
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Open permit125%
Signed off375%
By project type
Alteration4
Most active buildings
All buildings →
20 RIVER TERRACEMANHATTAN · 1 open · latest 03/17/2025
2 projects
161 WEST 75 STREETMANHATTAN · latest 12/03/2019
1 projects
315 EAST 72 STREETMANHATTAN · latest 07/29/2020
1 projects
Key relationships
Everyone →
Filing representatives
1 projects
Owners
1 projects
People
All people →
MICHAEL JACOBSlatest 07/22/2024
4 filings
Filed under
JACOBSCHANG ARCHITECTURE5
Identified by the contact ids of the people who file for the firm and by its email domain (jacobschang.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01067448 ↗20 RIVER TERRACE
MANHATTAN
AlterationSigned-off06/25/202403/17/2025
Contractor DNA PLUMBING CONTR. INC
Filer J. CALLAHAN CONSULTING, INC.
Plumbing work proposed to an existing Class A apartment. There will be no change of use, occupancy, or egress under this application.
M01065712 ↗20 RIVER TERRACE
MANHATTAN
AlterationPermit Issued06/25/202408/15/2024
Contractor GILD RENOVATION LLC
Minor Renovation to an existing Class A apartment. Architectural work proposed as per plans filed herewith. No exterior or structural work p…
M00350954 ↗315 EAST 72 STREET
MANHATTAN
AlterationSigned-off06/25/202007/29/2020
Contractor HYDROKINETIC PLBG & HTG I
Filer JENNY FLORES EXPEDITING
ILING FOR THE INTERIOR RENOVATION OF APARTMENT 8H LOCATED ON THE 8TH FLOOR (PLUMBING WORK). NO CHANGE TO USE OCCUPANCY OR EGRESS.
M00233992 ↗161 WEST 75 STREET
MANHATTAN
AlterationSigned-off10/02/201912/03/2019
Owner MIDBORO MANAGEMENT
Contractor KAPNAG HTG & PLBG CORP.
HEREWITH FILING ALT2 APPLICATION FOR PLUMBING WORK IN AN EXISTING UNIT ON THE 11TH FLOOR. ALL IN ACCORDANCE WITH SUBMITTED PLANS. NO CHANGES…
Counts cover all 4 projects (4 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Every person filing for this firm, identified by their DOB NOW contact id (one id is one person). A person is listed under the firm they file for most.
PersonFilingsMost recent
MICHAEL JACOBS407/22/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DNA PLUMBING CONTR. INC107/23/2024
GILD RENOVATION LLC106/25/2024
HYDROKINETIC PLBG & HTG I106/25/2020
KAPNAG HTG & PLBG CORP.110/02/2019
TAP PLUMBING CORP107/23/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
MIDBORO MANAGEMENT110/02/2019
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
J. CALLAHAN CONSULTING, INC.107/23/2024
4 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 4Open permit 1Signed off 3
4 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01067448 ↗20 RIVER TERRACE
MANHATTAN
AlterationSigned-off06/25/202403/17/2025
Contractor DNA PLUMBING CONTR. INC
Filer J. CALLAHAN CONSULTING, INC.
Plumbing work proposed to an existing Class A apartment. There will be no change of use, occupancy, or egress under this application.
M01065712 ↗20 RIVER TERRACE
MANHATTAN
AlterationPermit Issued06/25/202408/15/2024
Contractor GILD RENOVATION LLC
Minor Renovation to an existing Class A apartment. Architectural work proposed as per plans filed herewith. No exterior or structural work p…
M00350954 ↗315 EAST 72 STREET
MANHATTAN
AlterationSigned-off06/25/202007/29/2020
Contractor HYDROKINETIC PLBG & HTG I
Filer JENNY FLORES EXPEDITING
ILING FOR THE INTERIOR RENOVATION OF APARTMENT 8H LOCATED ON THE 8TH FLOOR (PLUMBING WORK). NO CHANGE TO USE OCCUPANCY OR EGRESS.
M00233992 ↗161 WEST 75 STREET
MANHATTAN
AlterationSigned-off10/02/201912/03/2019
Owner MIDBORO MANAGEMENT
Contractor KAPNAG HTG & PLBG CORP.
HEREWITH FILING ALT2 APPLICATION FOR PLUMBING WORK IN AN EXISTING UNIT ON THE 11TH FLOOR. ALL IN ACCORDANCE WITH SUBMITTED PLANS. NO CHANGES…
Scope of Work
Plumbing — 1 project · most recent 07/23/2024
Gas Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
20 RIVER TERRACE ↗307/22/2024
315 EAST 72 STREET ↗105/21/2020
161 WEST 75 STREET ↗109/24/2019
▾Documents — 13 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch - Plumbing2
09/05/2026M00233992-I1 · 161 WEST 75 STREETRequest digital key ↗
08/14/2026M00350954-I1 · 315 EAST 72 STREETRequest digital key ↗
▸Applications & Permits1
▸DOB NOWLPC Approval/Permit1
08/13/2026M00233992-I1 · 161 WEST 75 STREETOpen ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/13/2026M01067448-P1 · 20 RIVER TERRACEOpen ↗
08/13/2026M01067448-I1 · 20 RIVER TERRACEOpen ↗
08/13/2026M00350954-I1 · 315 EAST 72 STREETOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature1
08/23/2026M00350954-I1 · 315 EAST 72 STREETOpen ↗
▸Safety & Tenant Protection2
▸DOB NOWTenant Protection Plan2
08/13/2026M00233992-I1 · 161 WEST 75 STREETOpen ↗
08/13/2026M00350954-I1 · 315 EAST 72 STREETOpen ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/13/2026M00350954-I1 · 315 EAST 72 STREETOpen ↗
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/13/2026M00233992-I1 · 161 WEST 75 STREETOpen ↗
▸Other Documents1
▸DOB NOWDHCR Document1
08/13/2026M00233992-I1 · 161 WEST 75 STREETOpen ↗