Willetts Sprinkler Design, Inc is named on 0 tracked Philadelphia projects and 18 Philadelphia filings, as trade sub. The record named it 18 times in the last 12 months, most recently in Oct 2026. It has pulled trade permits on 6 jobs (fire protection & life safety).
Every filing and project where the record names them, as a named party, with the GC on each job. Pro shows all of it.
Plus their mailing address.
Every bar is a month of public filings that name Willetts Sprinkler Design, Inc, from Dec 2025. A filing counts once, whatever role it names them in.
| Filed | Record | Their role | Where | Value |
|---|---|---|---|---|
| Oct 29, 2026 | Permit | trade sub | · | |
| Sep 23, 2026 | Permit | trade sub | · | |
| Sep 18, 2026 | Permit | trade sub | · | |
| Sep 14, 2026 | Permit | trade sub | · | |
| Sep 11, 2026 | Permit | trade sub | · | |
| Sep 10, 2026 | Permit | trade sub | · | |
| Sep 2, 2026 | Permit | trade sub | · | |
| Aug 6, 2026 | Permit | trade sub | · |
10 more filings on this file
| Job | Trade | General contractor | Permits | Latest |
|---|---|---|---|---|
| Fire protection & life safety | 2 | Oct 29, 2026 | ||
| Fire protection & life safety | 2 | Sep 23, 2026 | ||
| Fire protection & life safety | 6 | Sep 18, 2026 | ||
| Fire protection & life safety | 2 | Sep 10, 2026 | ||
| Fire protection & life safety | · | 2 | Aug 6, 2026 | |
| Fire protection & life safety | 2 | May 5, 2026 |
How this file is built: every count comes from public filings (permits and zoning cases) and the project files Groundbreak tracks in Philadelphia. A filing counts once, however many times it names Willetts Sprinkler Design, Inc. Partners are firms named on the same projects or filings.