Sheriff Adam Christianson began his career in public safety, graduating from San Joaquin Delta College with a certification in Paramedicine and worked as a paramedic in Stanislaus County for several years including work as a flight paramedic for Medi-Flight of Northern California.

Sheriff Christianson started his law enforcement career with the Ceres Police Department and also worked for the Modesto Police Department before joining the Sheriff’s Department in 1996. He has worked a variety of assignments including Patrol, the Reservoir Unit, K9 handler and K9 Unit Supervisor, Bailiff, Field Training Officer, Hi-Tech Crimes Detective, Sergeant and Lieutenant.

The Sheriff has a BA degree in Criminal Justice Management from Union Institute & University, graduating in 2006. Sheriff Christianson was sworn into office on July 11, 2006.  Today, the Sheriff’s Department is healthy and strong. We are focused on serving the community and creating an environment that promotes servant leadership and trust. Our mission is clear and working together, we can make a difference.

Sheriff Christianson is a member of and participates in the following:
California State Sheriffs’ Association - Treasurer
California State Sheriffs’ Association - Board of Directors
California State Sheriffs’ Association - Information Technology Committee
California State Sheriffs’ Association - Legislation Committee
California State Sheriffs’ Association - Political Action Committee
California State University, Stanislaus, Criminal Justice Advisory Board
California Statewide Data Sharing Task Force
California Statewide Hi-Tech Crimes Advisory Committee
California Statewide Interoperability Executive Committee
California's Emergency Medical Services Authority Director's Advisory Group
California’s Central Valley High Intensity Drug Trafficking Area Executive Board
Central Valley Gang Impact Task Force
Fight Crime:  Invest in Kids California
Hispanic Leadership Council
Paradise South Weed & Seed
Sacramento Valley Hi-Tech Crimes Task Force Steering Committee
Stanislaus County Auto Theft Task Force
Stanislaus County Children's Council
Stanislaus County Drug Court Advisory Group
Stanislaus County Juvenile Justice Coordinating Council
Stanislaus County Law Enforcement Executives Association Member (2008 President)
Stanislaus County Methamphetamine Task Force
Stanislaus County Police Activities League Board Member
Stanislaus Elder Abuse Prevention Alliance
Stanislaus Regional 911 Advisory Board Member
Stanislaus Regional 911 Joint Powers Agency Commission Member
United States Attorney's Office, Eastern District of California - Executive Committee
Co-Chair California Statewide Interoperability Executive Committee.
(California Emergency Management Agency)
Co-Chair Central Valley High Intensity Drug Trafficking Area Task Force
Member of The Salvation Army Modesto Citadel Advisory Board
Co-Chair Stanislaus Children's Council