US WARN intelligence
Sylmar, California WARN notices
Sylmar, California has 11 non-cancelled imported WARN notices reporting 1,948 workers affected. 2 notices have future effective dates. These totals cover imported records only.
What the official notice history shows
During the last 365 days, this imported archive contains 2 eligible official filings for Sylmar, California, reporting 4 affected workers. 0 worker counts are unavailable. The newest official notice date is Sep 15, 2026.
11 non-cancelled direct government records and 0 attributed secondary records appear in the full archive. Recent official event types: layoff. These figures describe notices, not unique people or completed layoffs. Grouped company names do not establish ownership.
Compare original weekly and monthly official-data reports → · How dates, names and counts are interpreted
Notice history by year
Filings and attributed reports
| Company / location | Workers | Effective date | Notice date | Type / source |
|---|---|---|---|---|
| Quixote Studio Services - Sylmar SouthSylmar, CA | 3 | Nov 14, 2026 | Sep 15, 2026 | layoffSource ↗ |
| Quixote Studio Services - Sylmar NorthSylmar, CA | 1 | Nov 14, 2026 | Sep 15, 2026 | layoffSource ↗ |
| L3 Technologies, Inc. - Subsidiary of L3Harris TechnologiesSylmar, CA | 86 | Dec 31, 2021 | Apr 12, 2021 | closureSource ↗ |
| HillphoenixSylmar, CA | 404 | Jun 15, 2020 | Jul 23, 2020 | temporarySource ↗ |
| AnthonySylmar, CA | 474 | Jun 15, 2020 | Jun 12, 2020 | temporarySource ↗ |
| HillphoenixSylmar, CA | 374 | Jun 15, 2020 | Jun 12, 2020 | temporarySource ↗ |
| Second Sight Medical ProductsSylmar, CA | 101 | Mar 31, 2020 | Apr 8, 2020 | closureSource ↗ |
| Star WaggonsSylmar, CA | 68 | Mar 31, 2020 | Mar 31, 2020 | temporarySource ↗ |
| Johanson DielectricsSylmar, CA | 153 | May 25, 2018 | Mar 20, 2018 | layoffSource ↗ |
| Johanson DielectricsSylmar, CA | 197 | May 25, 2018 | Mar 20, 2018 | layoffSource ↗ |
| ITT Technical ServicesSylmar, CA | 87 | Sep 6, 2016 | Sep 7, 2016 | closureSource ↗ |