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Riggs Ambulance Service/ SEMSA Employee Directory

Hospitals and Health CareCalifornia, United States51-200 Employees

Riggs Ambulance Service/SEMSA is a regional emergency medical services provider based in Merced, in California's Central Valley. Founded in 1948 and CAAS-accredited, it provides EMS with a focus on high-quality patient care. It holds exclusive rights in Merced County to deliver ALS, BLS, critical care transport, and air medical services. The organization operates within the Hospitals and Health Care industry and serves its local community as an EMS provider. 

The service area spans Merced County and surrounding territory of about 2,087 square miles, serving more than 250,000 residents and visitors. In Merced County, it is the exclusive provider of ALS, BLS, CCT and air medical services.

Find Riggs Ambulance Service/ SEMSA employees' phone numbers or email addresses

Riggs Ambulance Service/ SEMSA Global Highlights

Location
Employees

North America
81

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  • United States Of America
    81

South America
2

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  • Brazil
    2

Riggs Ambulance Service/ SEMSA's Leadership

  • President at Riggs Ambulance Service/ SEMSA
    W. R.
    President
    Mobile Phone
  • Executive Director at Riggs Ambulance Service/ SEMSA
    C. A.
    Executive Director
    Mobile Phone
  • Regional Manager at Riggs Ambulance Service/ SEMSA
    D. A.
    Regional Manager
    Mobile Phone
  • Fleet Manager at Riggs Ambulance Service/ SEMSA
    J. L.
    Fleet Manager
    Mobile Phone
  • Paramedic at Riggs Ambulance Service/ SEMSA
    T. B.
    Paramedic
    Mobile Phone
  • Emt at Riggs Ambulance Service/ SEMSA
    C. E.
    Emt
    Mobile Phone
  • Emergency Medical Technician at Riggs Ambulance Service/ SEMSA
    C. S.
    Emergency Medical Technician
    Mobile Phone
  • Emergency Medical Technician at Riggs Ambulance Service/ SEMSA
    E. W.
    Emergency Medical Technician
    Mobile Phone

Riggs Ambulance Service/ SEMSA Employee Metrics

100%
50%
0%
2026
2025
  • Military & Protective Services
  • Community & Social Services
  • Healthcare Services
  • Marketing
  • Administrative
  • Other

Contact profiles from Riggs Ambulance Service/ SEMSA

Name
Title
Contact
Location
Last Update
  • President at Riggs Ambulance Service/ SEMSA
    W. R.
    President
    Mobile Phone
    Oct 16, 2024
  • Executive Director at Riggs Ambulance Service/ SEMSA
    C. A.
    Executive Director
    Mobile Phone
    Oct 22, 2024
  • Regional Manager at Riggs Ambulance Service/ SEMSA
    D. A.
    Regional Manager
    Mobile Phone
    Oct 17, 2024
  • Fleet Manager at Riggs Ambulance Service/ SEMSA
    J. L.
    Fleet Manager
    Mobile Phone
    Oct 16, 2024
  • Paramedic at Riggs Ambulance Service/ SEMSA
    T. B.
    Paramedic
    Mobile Phone
    Sep 11, 2025
  • Emt at Riggs Ambulance Service/ SEMSA
    C. E.
    Emt
    Mobile Phone
    Apr 23, 2025
  • Emergency Medical Technician at Riggs Ambulance Service/ SEMSA
    C. S.
    Emergency Medical Technician
    Mobile Phone
    Oct 21, 2024
  • Emergency Medical Technician at Riggs Ambulance Service/ SEMSA
    E. W.
    Emergency Medical Technician
    Mobile Phone
    Apr 23, 2025
  • Assist Biller at Riggs Ambulance Service/ SEMSA
    J. P.
    Assist Biller
    Mobile Phone
    Oct 22, 2024
  • Biller at Riggs Ambulance Service/ SEMSA
    J. C.
    Biller
    Mobile Phone
    Oct 23, 2024

Frequently Asked Questions

What is Riggs Ambulance Service/ SEMSA known for?

Minus sign iconPlus sign iconRiggs Ambulance Service/ SEMSA was founded in 1948 and operates in the Hospitals and Health Care industry. You can contact Riggs Ambulance Service/ SEMSA's main corporate office by phone at
+1-209-725-****
. Explore Riggs Ambulance Service/ SEMSA's company overview page for more information.

What is Riggs Ambulance Service/ SEMSA's most common email format?

Minus sign iconPlus sign iconRiggs Ambulance Service/ SEMSA employees' email format typically follows the pattern of LastF@riggsambulance.com. Trying to find reliable and up-to-date employee contact data? Find more Riggs Ambulance Service/ SEMSA email formats with LeadIQ.

How many employees does Riggs Ambulance Service/ SEMSA have currently?

Minus sign iconPlus sign iconRiggs Ambulance Service/ SEMSA has approximately 106 employees as of August 2026. These team members are located across 2 continents, including North America and South America.

Who are Riggs Ambulance Service/ SEMSA's key employees and leadership?

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As of August 2026, Riggs Ambulance Service/ SEMSA's key employees include:

  • President: W. R.
  • Executive Director: C. A.
  • Regional Manager: D. A.
  • Fleet Manager: J. L.
  • Paramedic: T. B.

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