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Design Firm
William R. Heiden, III
Design
1 project with open permitsQUEENS · 1
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1 building
1
Total Filings
1
Projects on File
1
Buildings Worked
1
Projects w/ Open Permits
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Alteration1
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31-03 20 AVENUEQUEENS · 1 open · latest 05/01/2026
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William Heiden IIIlatest 06/16/2025
1 filings
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q01241944 ↗31-03 20 AVENUE
QUEENS
AlterationPermit Issued06/25/202505/01/2026
Owner Consolidated Edison of New York
Contractor CON EDISON COMPANY INC
Filer CONSTRUCTION PERMIT SERVICES
INSTALLATION OF ONE SINGLE STORY AND ONE DOUBLE STORY TEMPORARY CONED EMPLOYEE OFFICE TRAILERS AS PER PLANS. NO CHANGE OF USE, OCCUPANCY, OR…
Counts cover all 1 projects (1 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 Heiden III106/16/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CON EDISON COMPANY INC106/25/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Consolidated Edison of New York106/25/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CONSTRUCTION PERMIT SERVICES106/25/2025
1 DOB NOW project, 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 1Open permit 1
1 project
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q01241944 ↗31-03 20 AVENUE
QUEENS
AlterationPermit Issued06/25/202505/01/2026
Owner Consolidated Edison of New York
Contractor CON EDISON COMPANY INC
Filer CONSTRUCTION PERMIT SERVICES
INSTALLATION OF ONE SINGLE STORY AND ONE DOUBLE STORY TEMPORARY CONED EMPLOYEE OFFICE TRAILERS AS PER PLANS. NO CHANGE OF USE, OCCUPANCY, OR…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
31-03 20 AVENUE ↗106/16/2025
▾Documents — 2 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/19/2026Q01241944-I1 · 31-03 20 AVENUERequest digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/19/2026Q01241944-I1 · 31-03 20 AVENUEOpen ↗