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Design Firm
ZIEMAN ENGINEERING, LLC
Design
MANHATTAN · 3
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1 building
5
Total Filings
3
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month3 projects all-time
0112Mar '22 · 1Jan '23 · 1Nov '23 · 1Mar '22Jun '22Sep '22Dec '22Mar '23Jun '23Sep '23Nov '23
bars = month · line = 3-mo average
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Signed off3100%
By project type
Alteration3
Most active buildings
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270 PARK AVENUEMANHATTAN · latest 03/20/2024
3 projects
Key relationships
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Contractors
3 projects
People
All people →
William Ziemanlatest 05/02/2024
3 filings
Filed under
ZIEMAN ENGINEERING, LLC5
Identified by the contact ids of the people who file for the firm and by its email domain (ziemanengineering.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00707764 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off03/30/202203/20/2024
Owner JPMORGAN CHASE BANK, N.A.
Contractor ROGER & SONS CONCRETE INC
Concrete construction loads imposed during the construction sequence. All other required permits will be filed as part of the New Building (…
M00962354 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off11/15/202312/19/2023
Contractor ROGER & SONS CONCRETE INC
Shoring system on 56th floor to support formwork for 58th floor concrete beams. All other required permits will be filed as part of the New…
M00805041 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off01/03/202301/10/2023
Owner JPMORGAN CHASE BANK, N.A.
Contractor ROGER & SONS CONCRETE INC
Shoring system on 14th floor to support formwork for 17th floor concrete beams between gridlines TJ & TK. All other required permits will b…
Counts cover all 3 projects (3 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
William Zieman305/02/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ROGER & SONS CONCRETE INC305/13/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JPMORGAN CHASE BANK, N.A.205/13/2024
3 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 3Signed off 3
3 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00707764 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off03/30/202203/20/2024
Owner JPMORGAN CHASE BANK, N.A.
Contractor ROGER & SONS CONCRETE INC
Concrete construction loads imposed during the construction sequence. All other required permits will be filed as part of the New Building (…
M00962354 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off11/15/202312/19/2023
Contractor ROGER & SONS CONCRETE INC
Shoring system on 56th floor to support formwork for 58th floor concrete beams. All other required permits will be filed as part of the New…
M00805041 ↗270 PARK AVENUE
MANHATTAN
AlterationSigned-off01/03/202301/10/2023
Owner JPMORGAN CHASE BANK, N.A.
Contractor ROGER & SONS CONCRETE INC
Shoring system on 14th floor to support formwork for 17th floor concrete beams between gridlines TJ & TK. All other required permits will b…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
270 PARK AVENUE ↗505/02/2024
▾Documents — 13 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
09/01/2026M00805041-I1 · 270 PARK AVENUERequest digital key ↗
08/30/2026M00707764-I1 · 270 PARK AVENUERequest digital key ↗
08/30/2026M00707764-P2 · 270 PARK AVENUERequest digital key ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications8
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/28/2026M00962354-I1 · 270 PARK AVENUEOpen ↗
08/13/2026M00707764-P2 · 270 PARK AVENUEOpen ↗
08/13/2026M00707764-I1 · 270 PARK AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWProgress Inspector Seal & Signature3
08/29/2026M00805041-I1 · 270 PARK AVENUEOpen ↗
08/25/2026M00707764-P1 · 270 PARK AVENUEOpen ↗
08/24/2026M00707764-P2 · 270 PARK AVENUEOpen ↗