Layoffs in San Mateo, California

61 workers affected across 3 official WARN filings in San Mateo.

61
workers affected
3
filings
0
scheduled ahead
Mar 25, 2026
latest filing

Employers cutting jobs in San Mateo

1Gilead Sciences, Inc.512Planned Parenthood Mar Monte, Inc.93Planned Parenthood Mar Monte, Inc. - 291

Every filing in San Mateo

4mo ago
San Mateo, CA · Other
Effective May 29, 2026 · source: official filing
51
affected
1y ago
San Mateo, CA · Other
Effective Jul 24, 2025 · source: official filing
10
affected

Other places in California

Los Angeles 135San Diego 120Sunnyvale 66San Francisco 58Santa Clara 49San Jose 45Sacramento 36Santa Maria 33Irvine 31Fresno 31Oakland 25Pleasanton 21

Questions

How many people have been laid off in San Mateo?

Official WARN Act filings record 61 affected workers across 3 filings in San Mateo, California. This counts only layoffs large enough to require a WARN notice, so the true total is higher.

Which employers are cutting jobs in San Mateo?

The largest by jobs cut are Gilead Sciences, Inc. (51), Planned Parenthood Mar Monte, Inc. (9), Planned Parenthood Mar Monte, Inc. - 29 (1). The full list is on this page.

Are more layoffs coming in San Mateo?

No filings in San Mateo currently have a future effective date. New notices appear here as employers file them.

Watching San Mateo?

Free alert the moment a new layoff is filed here.