William Guyon
William Guyon concentrates in commercial alteration in Philadelphia (83% of its 12 segment-eligible permits), with secondary activity across 2 other segments. Its permit record in Philadelphia spans 2019–2026.
- Territory
- Philadelphia
- Active since
- 2019
- Licenses on file
- 0
- Canonical ID
- 533,886
- Reliable value
- —
- Coverage
- —
- Reliable filings
- —
- Rank in Philadelphia
- #660
- Permits (all-time)
- 96
- Filings 90d
- 0
- Filings 30d
- 0
- Latest permit
- Apr 25, 2026
William Guyon has 96 permits, but too few carry a value we can stand behind — so we publish — for reliable value, never a guess. They still rank by volume; the dollar figure stays honest.
Works across 1 area in Philadelphia
We don’t have enough geocoded permits to draw an honest service radius for William Guyon, so we show where they’ve pulled permits instead — never a fabricated circle.
- Philadelphia96
Showing 12 of 12 permits by William Guyon · most recent first
| Issued | Address | Category | Value |
|---|---|---|---|
Mar 31, 2026 | 1506-08 E PASSYUNK AVE, Philadelphia, PA | Commercial Alteration | — |
Oct 13, 2025 | 1506-08 E PASSYUNK AVE, Philadelphia, PA | Commercial Alteration | — |
Nov 15, 2024 | 200 QUARRY ST, Philadelphia, PA | Commercial Alteration | — |
Aug 17, 2024 | 1615-17 MCKEAN ST, Philadelphia, PA | Commercial Alteration | — |
Jul 27, 2024 | 1231-33 FEDERAL ST, Philadelphia, PA | Commercial MEP Commercial | — |
Jul 24, 2024 | 1231-33 FEDERAL ST, Philadelphia, PA | Commercial Alteration | — |
Aug 11, 2023 | 254 S 23RD ST, Philadelphia, PA | Commercial Alteration | — |
May 27, 2021 | 3850 WOODHAVEN RD, Philadelphia, PA | Commercial Alteration | — |
May 8, 2021 | 1921 S 21ST ST, Philadelphia, PA | Commercial Alteration | — |
Apr 2, 2021 | 2801 WINTON ST, Philadelphia, PA | Commercial New Construction | — |
Nov 12, 2020 | 1228 S 3RD ST, Philadelphia, PA | Commercial Alteration | — |
Sep 22, 2020 | 1921 S 21ST ST, Philadelphia, PA | Commercial Alteration | — |
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