COMPANY DOSSIER
SEMSA/Riggs Ambulance Service Layoffs
Yes. SEMSA/Riggs Ambulance Service filed a WARN notice to cut 181 jobs in Merced, California, with the layoffs effective Dec 31, 2025. It was filed Oct 31, 2025 under the federal WARN Act.
181 roles affected across 1 filing.
Canary status: SingingEVIDENCE-BASED · NOT A PREDICTION
No WARN filing or SEC event in the recent window — quiet on the wire right now.
CanaryWhistle's own assessment, computed from the public filings listed on this page. It is a read of hiring and workforce activity, not a statement about SEMSA/Riggs Ambulance Service's solvency or creditworthiness. Not a credit rating and not financial advice. See our sources and method.
Every filing
Merced, California
Filed Oct 31, 2025 (9mo ago) · Effective Dec 31, 2025 · official filing →
181
ClosureQuestions
Is SEMSA/Riggs Ambulance Service laying off employees?
Yes. SEMSA/Riggs Ambulance Service filed a WARN notice to cut 181 jobs in Merced, California, with the layoffs effective Dec 31, 2025. It was filed Oct 31, 2025 under the federal WARN Act.
How many jobs is SEMSA/Riggs Ambulance Service cutting?
181 jobs, across 1 official WARN filing.
When do the SEMSA/Riggs Ambulance Service layoffs take effect?
The filing lists an effective date of Dec 31, 2025. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
Watching SEMSA/Riggs Ambulance Service?
We'll email you if there are further filings, expansions, or new locations affected.