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Yolo County Sheriff's Office

Honored to Serve

Command Staff

Undersheriff-Coroner Dale Johnson joined the Sheriff’s Office in 1992 after serving six years in the United States Army. During his law enforcement career, he has held a variety of assignments.

As a Deputy, Undersheriff Johnson was assigned to the Detention Division and Field Operations Division. He was a Field Training Officer and assigned to the Yolo Narcotic Enforcement Team. He served on the Sheriff’s Office S.W.A.T. Team. In 2000, he was promoted to Sergeant and worked in Marine Patrol, Investigations, Yolo County Gang Task Force and S.W.A.T. (Team Leader).

In 2011, he was promoted to Lieutenant and assigned to Administration. As the Administrative Division Commander he was in charge of Personnel, Civil, Professional Standards, Training, and S.W.A.T. (Tactical Commander). Undersheriff Johnson was promoted to Captain in 2013 and assigned to Field Operations; which includes, Patrol, Investigations, Coroner and Special Investigations. In February 2019, he was re-assigned to Detention as the Division Commander prior to his promotion as Undersheriff-Coroner.

Dale was selected the “1995 Deputy of the Year” and “2007 / 2010 Sworn Manager of the Year” by the Yolo County Sheriff’s Office. He has received numerous commendations including three from former United States Senator Barbara Boxer.


Captain Lance Faille began his career with the Yolo County Sheriff’s Office as a Deputy Sheriff in September 1994.  He was promoted to Sergeant in 2007 and then promoted to the rank of Lieutenant in 2013.

In Lance’s 24-year career with the Sheriff’s Office, he has worked numerous assignments including: Detention, Field Operations, Investigations, YONET, SWAT and served as Resident Deputy of Clarksburg.

Over the years, Captain Faille has received many letters of appreciation from members of the community as well as members of other law enforcement agencies for his dedication and service.

Lance was named the 1996 Deputy of the Year, and then again in 2005.  In 2006, he was chosen by the California Homicide Investigator’s Association as their Investigator of the Year and was the American Legion’s 34th Annual Law Enforcement Officer of the Year recipient.  He has also received several Certificates of Commendation for his Dedicated Service and four “10851” awards.

Lance currently resides in Woodland with his wife, retired Yolo County Sheriff’s Office Captain Robin Faille and their daughter Brooke.   He is also the proud father to Kurtis and Jordan.


Captain Hernan Oviedo began his career with the Yolo County Sheriff’s Office as a Deputy Sheriff Reserve in 1997 and became a full-time Deputy Sheriff in June of 1998.  He was promoted to Sergeant in 2011 and Lieutenant in 2015.

During Hernan’s 21 year career at the Sheriff’s Office he has worked numerous assignments in the Detention and Field Operations Divisions including time in Investigations, the FBI Safe Streets Team, the Yolo County Gang Task Force and the Off-Highway Vehicle Team.  Hernan served as a member of the SWAT Team for 15 years and now serves as the SWAT Commander.

Over the years, Hernan has received many letters of appreciation from members of the community as well as members of other law enforcement agencies for his dedication and service.  In 2005, he was part of the Investigations section that was named “Team of the Year” and he received a Certificate of Commendation for Distinguished Service in 2006.  In 2010, Hernan was selected by his peers and named the 2010 “Deputy of the Year.”


Captain Louis Pires was born and raised in Yolo County. He started his career with the Colusa County Sheriff’s Office in 1993 as a Correctional Officer and was hired as a Deputy Sheriff in 1995. In May of 1998, Louis was hired as a Deputy Sheriff with the Yolo County Sheriff’s Office. As a Deputy Sheriff he worked several different assignments including Security and Investigations at the jail, Court Services, Patrol and Investigations.

Louis promoted to the rank of Sergeant in November of 2002 and supervised several sections including Patrol, Civil, Court Services, Investigations, and Community Services. Following another promotion in 2015, Lieutenant Pires served in the Administration and Field Operations Divisions. During his career he has received several awards including “Certificate of Commendation for Dedicated Service” in 2000 and 2003, and the “2011 Sworn Manager of the Year.”

Louis continues to reside in Yolo County with his wife Ting, and their children.


Chief Deputy Coroner Gina Moya began her career with the Yolo County Sheriff’s Office in December 2000. As a Deputy Coroner, she has worked numerous cases and has received several letters of appreciation from friends and family members whom have suffered the loss of loved ones. Gina has participated in the Every 15 Minutes Program at the local High Schools in Yolo County as well as the series “Informed Choices After Death” for the Yolo Adult Day Health Center.
Gina was born in Concord, New Hampshire. She graduated from Franklin Pierce College with a Bachelor’s Degree in Criminal Justice in 1999 and then graduated in 2000 from the University of New Haven with a Master’s Degree in Forensic Science.

In 2004, Gina was presented with a Certificate of Commendation from the Board of Supervisors for her Outstanding Performance as recognized by the 2003-2004 Grand Jury. She was also selected as the 2009 Yolo County Sheriff’s Office Employee of the Year.
Gina obtained Diplomat status with the American Board of Medicolegal Death Investigators in 2004 and then became a member of the Disaster Mortuary Operational Response Team, Region IX (DMORT-IX) in 2006 as a Medical Investigator. She was deployed to American Samoa in 2009 for support during the tsunami.

Gina is married to Jo Moya and has a stepdaughter, Nicole White. Gina and Jo currently reside in Roseville.


Sheriff’s Chief of Finance Mirthala Santizo joined the Yolo County Sheriff’s Office in May of 2019 after moving to Sacramento from San Francisco in the summer of 2018.  She previously worked at the San Francisco Bay Area Rapid Transit District (BART) for about 8.5 years managing and leading budget creation, financial analysis and forecasting, strategic staff modeling, policy creation, program evaluation, and recruitment and administrative functions.  Prior to BART, Mirthala worked at the Budget and Legislative Analyst’s Office for the San Francisco Board of Supervisors for almost four years where she conducted fiscal and policy analysis on legislation and City department budgets.  She has also conducted program evaluation consulting work from 2008 through 2013 and worked in various health and social services programs in the public sector since 2002.

Mirthala graduated from University of California, Davis with a Bachelor’s Degree in International Relations in 2001 and then graduated in 2007 from San Francisco State University with a Master in Public Administration.

Mirthala currently lives in Sacramento with her husband, Shawn.