US WARN intelligence
Contra Costa County, California WARN notices
Contra Costa County, California has 308 non-cancelled imported WARN notices reporting 18,751 workers affected. 19 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 37 eligible official filings for Contra Costa County, California, reporting 803 affected workers. 0 worker counts are unavailable. The newest official notice date is Sep 28, 2026.
308 non-cancelled direct government records and 0 attributed secondary records appear in the full archive. Recent official event types: layoff, closure. 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 |
|---|---|---|---|---|
| Robert Half InternationalSan Ramon, CA | 106 | Dec 1, 2020 | Oct 30, 2020 | layoffSource ↗ |
| Dynamic AviationConcord, CA | 4 | Dec 31, 2020 | Oct 30, 2020 | closureSource ↗ |
| John F. Kennedy UniversityPleasant Hill, CA | 222 | Dec 31, 2020 | Oct 29, 2020 | layoffSource ↗ |
| Southwestern & Pacific Specialty Finance Inc. - Axcess Financial Store #160Pinole, CA | 1 | Dec 11, 2020 | Oct 8, 2020 | closureSource ↗ |
| Southwestern & Pacific Specialty Finance Inc. - Axcess Financial Store #139Pittsburg, CA | 2 | Dec 11, 2020 | Oct 8, 2020 | closureSource ↗ |
| USS Posco IndustriesPittsburg, CA | 216 | Nov 18, 2020 | Sep 18, 2020 | temporarySource ↗ |
| Marriott Hotel ServicesSan Ramon, CA | 60 | Oct 30, 2020 | Aug 28, 2020 | layoffSource ↗ |
| AT&TSan Ramon, CA | 5 | Oct 19, 2020 | Aug 20, 2020 | layoffSource ↗ |
| MV TransportationPinole, CA | 2 | Sep 30, 2020 | Aug 12, 2020 | layoffSource ↗ |
| Marathon PetroleumMartinez, CA | 702 | Oct 5, 2020 | Aug 3, 2020 | layoffSource ↗ |
| 24 Hour Fitness USASan Ramon, CA | 53 | Jul 23, 2020 | Jul 23, 2020 | temporarySource ↗ |
| Blackhawk Country Club-DnvllDanville, CA | 58 | Jul 15, 2020 | Jul 20, 2020 | temporarySource ↗ |
| Blackhawk Country ClubDanville, CA | 13 | Sep 18, 2020 | Jul 17, 2020 | layoffSource ↗ |
| Irvin Deutsher Family YMCAPleasant Hill, CA | 137 | Jul 16, 2020 | Jul 16, 2020 | layoffSource ↗ |
| Hilltop Family YMCARichmond, CA | 67 | Jul 16, 2020 | Jul 16, 2020 | layoffSource ↗ |
| ASM Global - OaklandConcord, CA | 13 | Jul 9, 2020 | Jul 15, 2020 | temporarySource ↗ |
| Avanos MedicalConcord, CA | 41 | Sep 3, 2020 | Jul 2, 2020 | closureSource ↗ |
| Crowne Plaza Concord/Walnut CreekConcord, CA | 13 | Jun 30, 2020 | Jul 1, 2020 | layoffSource ↗ |
| Crowne Plaza Concord/Walnut CreekConcord, CA | 13 | Jun 30, 2020 | Jul 1, 2020 | temporarySource ↗ |
| Crown Plaza Concord/Walnut CreekConcord, CA | 100 | Jun 30, 2020 | Jul 1, 2020 | temporarySource ↗ |
| Hyatt House San RamonSan Ramon, CA | 1 | Jun 23, 2020 | Jun 23, 2020 | layoffSource ↗ |
| Blackhawk Country ClubDanville, CA | 31 | Aug 14, 2020 | Jun 22, 2020 | layoffSource ↗ |
| Live Nation WorldwideConcord, CA | 2 | Jun 30, 2020 | Jun 17, 2020 | temporarySource ↗ |
| Blackhawk Country ClubDanville, CA | 30 | Aug 14, 2020 | Jun 15, 2020 | layoffSource ↗ |
| Bay Club Walnut CreekWalnut Creek, CA | 291 | Jun 7, 2020 | Jun 9, 2020 | layoffSource ↗ |