Administration Division

Chief of Police

Richard Jessup

Chief Jessup, who was born and raised in California, started his career in 1982 as a police officer in San Jacinto, California after graduating with a Bachelor’s Degree in Health, Physical Education and Recreation from Vanguard University in 1981.  He has worked for several other departments to include the Yuma Police Department and the Arizona Department of Public Safety during his career in law enforcement.

Chief Jessup currently serves as the Chief of Police in San Luis, Arizona, which is the largest city, with a port of entry, located on the Arizona and Mexico border with a population of approximately 38,000 people.

Chief Jessup also serves as a college adjunct professor in the Administration of Criminal Justice program at Glendale Community College in Phoenix, Arizona where he teaches a variety of criminal justice classes. He has also taught cultural diversity at the Arizona Western College Law Enforcement Training Academy.

Chief Jessup is a sought after public speaker on the issues of developing leadership teams and personal success in the faith based and business communitites.

Chief Jessup is a graduate of the Northwestern University School of Police Staff and Command class #441, and serves as a member on the Arizona Supreme Court DUI case processing committee and work group. He is also a recipient of the FBI LEEDA Trilogy Award, which he was awarded after successfully completing the Supervisory, Command and Executive Leadership Institute courses through the FBI Law Enforcement Executive Development Association.

Chief Jessup is also an active member of the Arizona Association of Chiefs of Police as well as the International Association of Chief of Police.


Marco Santana

Lieutenant Marco Santana was born in San Luis, Mexico and has been a resident of Yuma County since 1991. He has lived in the City of San Luis, Arizona since 2004, where he has served the community as a Police Officer for the San Luis Police Department since 2003.

Lieutenant Santana has served the San Luis Police Department in the following capacities: Patrol Officer, School Resource Officer, Field Training Officer, Motor Officer, Training Instructor and SWAT Officer. Lieutenant Santana is currently assigned as the Administrative Lieutenant overseeing the Communications Unit, Records Division, Quality Assurance and Professional Standards/Internal Affairs Unit. He has previously served the agency as a Support Services Lieutenant overseeing the Criminal Investigation Division, the department’s evidence room, the School Resource Officer’s Unit and the department’s community outreach program. He is the current police department’s Public Information Officer, which he has served in that role since 2013.

Lieutenant Santana’s education includes a Bachelor’s Degree in Criminal Justice from Northern Arizona University and an Associate of Arts in Administration of Justice Studies from Arizona Western College. He graduated from the Arizona Western College Law Enforcement Training Academy Class #24 in 2003. He is also a graduate of the Arizona Peace Officer Standards and Training Board (AZPOST) Arizona Leadership Program (ALP) Session #23, and the Northwestern University Center for Public Safety School of Police Staff and Command (SPSC) Session #441. Lieutenant Santana has also successfully completed the FBI Law Enforcement Executive Development Association’s leadership schools, and as a result, he was awarded the prestigious FBI-LEEDA Trilogy Award.

Lieutenant Santana currently serves on several local committees that include the Yuma County Domestic Violence/Sexual Assault Task Force with Amberly’s Place, and the Yuma County Drugs & Delinquency Coalition. He serves an Adjunct Faculty Instructor at the Arizona Western College Law Enforcement Training Academy and has done so since 2013. As an instructor at the police academy he has taught traffic law, defensive driving and high risk vehicle stops. In January 2020, Lieutenant Santana joined the Arizona Western College Administration of Justice faculty and teaches (AJS) Administration of Justice courses as an Adjunct Professor.


Yadira Bobadilla

Sergeant Bobadilla began her law enforcement career with the City of San Luis Police Department in August 2005 after graduating from the Arizona Western College Law Enforcement Training Academy.

Sgt. Bobadilla is currently assigned as to the Professional Standards & Quality Assurance Unit and serves as the unit’s supervisor. During Sgt. Bobadilla’s tenure she has been part of the following positions: Patrol Officer, School Resource Officer for Southwest Junior School and served as a Lead Advisor for the San Luis Police Explorer Program, Detective, and Task Force Officer assigned to Border Enforcement Security Task Force though Homeland Security Investigations (HSI).

Sgt. Bobadilla became a certified use of force analyst after graduating from the Force Science Institute. She is also certified as an AZ POST General Instructor, a certified police auditor through LD Consulting LLC. and is a trained forensic investigation interviewer for sex crimes.

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