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Design Firm
STEPHEN ANDENMATTEN
Design
QUEENS · 3
1 building
12
Total Filings
3
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Design
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Activity
Not enough dated projects to chart.
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Signed off3100%
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Alteration3
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17-04 WILLOUGHBY AVENUEQUEENS · latest 08/02/2022
3 projects
Key relationships
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Filing representatives
2 projects
STEPHEN ANDENMATTENlatest 07/20/2022
5 filings
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q00502823 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202108/02/2022PLUMBING WORK IN CONJUNCTION WITH AN INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
Q00502838 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202106/30/2021MECHANICAL WORK IN CONJUNCTION WITH AN INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
Q00495524 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202105/13/2021ALTERATION FILING FOR INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. ARCHITECTURAL WORK ONLY.NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
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
STEPHEN ANDENMATTEN507/20/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
PK & SONS HOME IMPROVEMEN204/14/2022
EH PLUMBING & HEATING COR107/21/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ADAM MAISER207/21/2022
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
Q00502823 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202108/02/2022PLUMBING WORK IN CONJUNCTION WITH AN INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
Q00502838 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202106/30/2021MECHANICAL WORK IN CONJUNCTION WITH AN INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
Q00495524 ↗17-04 WILLOUGHBY AVENUE
QUEENS
AlterationSigned-off04/21/202105/13/2021ALTERATION FILING FOR INTERIOR RENOVATION OF AN EXISTING TOWNHOUSE. ARCHITECTURAL WORK ONLY.NO CHANGE TO USE, OCCUPANCY, OR EGRESS.
Scope of Work
Plumbing — 1 project · most recent 07/21/2022
Gas Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
17-04 WILLOUGHBY AVENUE ↗1207/20/2022
▾Documents — 46 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
Showing 3 of 11 on file for this type
▸Seals & Professional Certifications23
▸DOB NOWDPL-1: Design Professional Seal & Signature11
08/26/2026Q00502838-I1 · 17-04 WILLOUGHBY AVENUEOpen ↗
08/26/2026Q00502823-P1 · 17-04 WILLOUGHBY AVENUEOpen ↗
08/26/2026Q00502823-P3 · 17-04 WILLOUGHBY AVENUEOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWProgress Inspector Seal & Signature10
09/25/2026Q00502838-P4 · 17-04 WILLOUGHBY AVENUEOpen ↗
09/25/2026Q00502838-P4 · 17-04 WILLOUGHBY AVENUEOpen ↗
09/25/2026Q00502838-P4 · 17-04 WILLOUGHBY AVENUEOpen ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
09/25/2026Q00502838-P4 · 17-04 WILLOUGHBY AVENUEOpen ↗
09/01/2026Q00502838-I1 · 17-04 WILLOUGHBY AVENUEOpen ↗
▸Environmental & Asbestos11
▸DOB NOWDEP ACP-5: Asbestos Assessment Report11
08/26/2026Q00502838-P2 · 17-04 WILLOUGHBY AVENUEOpen ↗
08/26/2026Q00502823-P1 · 17-04 WILLOUGHBY AVENUEOpen ↗
08/26/2026Q00502823-I1 · 17-04 WILLOUGHBY AVENUEOpen ↗
Showing 3 of 11 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type