SEMSA/Riggs Ambulance layoffs — LayoffCheck https://layoffcheck.com/companies/semsariggs-ambulance Layoff and WARN notices reported for SEMSA/Riggs Ambulance. en-us SEMSA/Riggs Ambulance cut 181 employees (October 31, 2025) https://layoffcheck.com/companies/semsariggs-ambulance#2025-10 https://layoffcheck.com/companies/semsariggs-ambulance#2025-10-7711 Fri, 31 Oct 2025 12:00:00 GMT SEMSA/Riggs Ambulance reported a workforce reduction in Merced, CA in October 31, 2025.