What departments does Riggs Ambulance Service/ SEMSA have?

Riggs Ambulance Service/ SEMSA has employees across 1 departments including Operations.

What is the largest department at Riggs Ambulance Service/ SEMSA?

The largest department at Riggs Ambulance Service/ SEMSA is Operations with 1 employees.

Where are Riggs Ambulance Service/ SEMSA employees located globally?

Riggs Ambulance Service/ SEMSA has employees across 2 continents and 2 countries including United States Of America, Brazil.

How has Riggs Ambulance Service/ SEMSA's team size changed over time?

Riggs Ambulance Service/ SEMSA's team has decreased from approximately 52 to 40 employees based on available data.

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.

Riggs Ambulance Service/ SEMSA Global Highlights

North America
81

United States Of America
81

South America
2

Brazil
2

Riggs Ambulance Service/ SEMSA's Leadership

W. R.
President
Mobile Phone
Email
C. A.
Executive Director
Mobile Phone
Email
D. A.
Regional Manager
Mobile Phone
Email
J. L.
Fleet Manager
Mobile Phone
Email
T. B.
Paramedic
Mobile Phone
Email
R. M.
Biomédica
Mobile Phone
Email
C. E.
Emt
Mobile Phone
Email
C. S.
Emergency Medical Technician
Mobile Phone
Email

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 Info

Location

Last Update

W. R.
President
Mobile Phone
Email
Oct 16, 2024
C. A.
Executive Director
Mobile Phone
Email
Oct 22, 2024
D. A.
Regional Manager
Mobile Phone
Email
Oct 17, 2024
J. L.
Fleet Manager
Mobile Phone
Email
Oct 16, 2024
T. B.
Paramedic
Mobile Phone
Email
Sep 11, 2025
R. M.
Biomédica
Mobile Phone
Email
BrazilAmazonas
Jan 28, 2026
C. E.
Emt
Mobile Phone
Email
Apr 23, 2025
C. S.
Emergency Medical Technician
Mobile Phone
Email
Oct 21, 2024
E. W.
Emergency Medical Technician
Mobile Phone
Email
Apr 23, 2025
J. P.
Assist Biller
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is Riggs Ambulance Service/ SEMSA known for?

Riggs Ambulance Service/ SEMSA was founded in 1948 operates in the Hospitals and Health Care industry; you can contact the 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?

Riggs Ambulance Service/ SEMSA employees' email format typically follows the pattern of . 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?

Riggs Ambulance Service/ SEMSA has approximately 105 employees as of July 2026. These team members are located across 2 continents, including North AmericaSouth America.

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

As of July 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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Riggs Ambulance Service/ SEMSA Employee Directory

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