PREA Lieutenant
Bill Hornbrook
PREA Lieutenant 
Lieutenant Bill Hornbrook began his career with the Sheriff’s Office in August of 2002. He has held various assignments as a Deputy Sheriff including Patrol, Court Security, K-9 Handler, and Detective. Bill also holds a position on the special weapons and tactics team (SWAT), which is a collateral assignment. He has been a part of SWAT since 2003 and worked both on the entry team and the sniper unit.

Deputy Hornbrook was promoted to Sergeant in December of 2010. As such he supervised Patrol, our K-9 Unit and most recently the Sheriff’s Enforcement Team (SET), which was developed as a response to the criminal realignment under Assembly Bill 109. He also became the Team Leader for county’s regional SWAT team. 

In April 2014 Sergeant Hornbrook was promoted to Lieutenant. Lieutenant Hornbrook was assigned to manage Patrol Services, Animal Control, K-9 and commander of the Sheriff's SWAT team.

 In December of 2015 he was assigned to the Investigation Services Bureau where he is responsible for the Criminal Investigations unit, California Multi-jurisdictional Methamphetamine Enforcement Team (Cal-MMET), Auto-Theft Task Force, Sheriff’s Enforcement Team (SET) and Marine Patrol Bureaus. He also manages the Firearms program and the Sheriff’s Emergency Response Team (SERT) which covers SWAT, Crisis Negotiations, Tactical Dispatch and Mobile Field Force.

In April 2017 Lieutenant Hornbrook was assigned to the Custody Division as Coordinator for a new program. The program is in response to the Prison Rape Elimination Act (PREA). This program has already been implemented nationally and at the state level and is now moving into county jails. Its primary goal is to eliminate, reduce, and investigate acts of sexual abuse or harassment inside of detention facilities.  He also maintains the management of the county’s SERT programs.

Lieutenant Hornbrook has numerous professional certificates from the California Commission on Peace Officer Standards in Training (POST), including his POST Advanced certificate and Supervisory certificate. He has completed extensive coursework at the Robert Presley Institute of Criminal Investigation in the specialized areas of Homicide and Sexual Assault. He holds a Bachelors of Science degree in Criminal Justice Management from Union Institute. Bill is also a graduate of the Sherman Block Supervisory Leadership Institute, class #344 and is a graduate of the FBI National Academy, 262nd session.