WARN Act Layoffs in San Mateo County, California
WARN Act mass layoff and plant closure notices in San Mateo County, California, updated daily.
26
Notices (2026)
4,129
Workers Affected
Meta
Biggest Filing (2,212)
Information & Technology
Top Industry
Data Insights
Industry Breakdown
Workers affected by industry sector
Latest WARN Notices in San Mateo County
| Company | City | Employees | Notice Date | Type |
|---|---|---|---|---|
| Verily Health | Menlo Park | 58 | ||
| Acumen LLC & The SPHERE | Menlo Park | 58 | ||
| Meta | Menlo Park | 2,212 | ||
| Meta | Menlo Park | 338 | ||
| Gilead Sciences | Foster City | 108 | ||
| The Primary School (1765 East Bayshore Rd. Ste. 111) | Menlo Park | 22 | ||
| The Primary School (2086 Clarke Ave) | Menlo Park | 100 | ||
| Oracle | Redwood City | 310 | ||
| Meta | Menlo Park | 124 | ||
| Gilead Sciences | Foster City | 51 | ||
| Sanitation Specialists | Menlo Park | 15 | ||
| Heritage Bank of Commerce (Mateo) | Menlo Park | 5 | ||
| C3.ai | Menlo Park | 71 | ||
| Meta Platforms, Inc. - 220 Jefferson | Menlo Park | 2 | Layoff | |
| Meta Platforms, Inc. - 190 Jefferson | Menlo Park | 1 | Layoff | |
| Meta Platforms, Inc. - 180 Jefferson | Menlo Park | 2 | Layoff | |
| Meta Platforms, Inc. - 1 Hacker | Menlo Park | 6 | Layoff | |
| Meta Platforms, Inc. - 305 Constitution | Menlo Park | 39 | Layoff | |
| Meta/Facebook | Menlo Park | 1 | ||
| Meta/Facebook | Menlo Park | 2 |
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Cities in San Mateo County
Menlo Park (201)
South San Francisco (134)
Redwood City (105)
San Mateo (61)
Burlingame (56)
Brisbane (43)
San Bruno (28)
Daly City (25)
Foster City (24)
San Carlos (22)
Belmont (20)
South San (19)
San Francisco (18)
Fremont (15)
Half Moon Bay (10)
South South San Francisco (7)
Millbrae (5)
Los Angeles (5)
San Diego (4)
Colma (4)
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