Medic Ambulance Service
- Sacramento, United States
Mono County Emergency Medical Services
- , United States
Riggs Ambulance Service, Inc.
- Merced, United States
Hall Ambulance Service, Inc.
- Bakersfield, United States
Care Ambulance Services
- Los Angeles, United States
AlphaOne Ambulance Medical Services, Inc.
- Sacramento, United States
Imperial Ambulance Services Inc
- Porterville, United States
Dignity Health - California Hospital Medical Center
- Los Angeles, United States
Washington Hospital Healthcare System
- Fremont, United States
Southern California Hospital
- Culver City, United States