There are two Developmental Centers and one Community Facility that have Police Departments which operate under the Protective Services Branch.

Protective Services Branch (PSB) contracts with Lexipol, LLC for a subscription to Lexipol’s Law Enforcement Policy Manual and Daily Training Bulletins. Lexipol is a nationally-recognized provider of law enforcement and risk management policies. PSB staff continually work with Lexipol using the web-based Lexipol, Knowledge Management System (KMS) platform to update the PSB policy manual with the most current laws and changes to legislation that impact our policies. Effective July 1, 2015, PSB published its policy manual that is consistent with federal, state, and local laws, and reflects up-to-date, applicable industry standards and best practices. Since the initial training has been completed, daily training bulletins are provided and reviewed by PSB staff to reinforce approved policies and procedures.
PSB is working collaboratively with California Health and Human Services Agency’s Office of Law Enforcement Support (OLES) to provide independent oversight of law enforcement investigations, recruitment and hiring, and training.
The Department is committed to implementing best practices in conducting administrative and criminal investigations. The Department continues to refine the newly implemented Records Management System (RMS) to provide greater standardization and assist in measuring PSB case investigations and findings.

When an incident occurs at a developmental center/community facility (DC/CF), a number of reviews occur to determine the contributing factors, develop plans to prevent recurrence and initiate corrective actions if necessary. Special investigations are conducted by PSB as a critical element of safeguarding the DC/CF residents. In response to specific recommendations, PSB operations and organizational restructuring has occurred, and the PSB is reviewing and revising all internal operating systems to ensure ongoing improvement. The Department and PSB leadership are achieving this with subject matter expert consultants.

Meet the Captain of each Department below:

Image of Sonoma Developmental Center Interim Commander James Dimmitt

Headquarters Captain James Dimmitt

Captain Dimmitt has served for 25 years as a Law Enforcement professional. Prior to joining the Protective Services Branch in 2017, he worked for the Health and Human Services Agencies – Office of Law Enforcement Support, the Chico Police Department, and the Butte County Sheriff’s Office. Captain Dimmitt has worked as a patrol officer, Detective (investigating homicides, sexual assaults, and other serious crimes), SWAT Team Leader, Mental Health Crisis Intervention Training (CIT) member, Crisis Incident Stress Management (CISM) team member, and a Use of Force instructor. Captain Dimmitt currently oversees the PSB Headquarters Professional Standards Branch.

Message:

As the Headquarters Captain, it is my goal to help each member achieve their personal best, so they may serve the community to the utmost of their ability.
I strive daily to help others understand what my father taught me each day before he dropped me off for school:

“It’s your attitude, not your aptitude, that determines your altitude.”

Image of Officer Bisacca

Porterville Developmental Center Captain Pete Bisacca

Captain Pete Bisacca started his tenure with the Protective Service Branch, Porterville Developmental Center, in November of 2013 as the Operations Lieutenant. From January 2016 to June 2016, he had the privilege of serving as the Acting Captain for the Fairview Developmental Center, Protective Services Branch. In September of 2016, he humbly accepted a promotion as the PSB Captain, Porterville Developmental Center. Prior to his career with the PSB, Captain Bisacca served in the United States Navy and was temporarily assigned as a Patrolman to the Naval Station Norfolk Waterborne Police Section. This temporary assignment sparked his interest in law enforcement and upon completing his enlistment; he proceeded to pursue a career in the law enforcement profession. During the course of his 17-year law enforcement career, he worked as a Patrol Officer, Field Training Officer, Field Sergeant, Watch Commander, Emergency Response Team member and Investigator for the Department of State Hospitals in Coalinga. He had the opportunity to work as a fulltime and reserve Police Officer for the City of Coalinga Police Department and as a reserve Police Officer for the City of Huron Police Department. He was also employed as a Tribal Police Officer/Sergeant for a Native American Tribal Police Department.

Message:

As the PSB Captain at the Porterville Developmental Center, it has been an ongoing honor and privilege to serve alongside the men and women of this Department who are committed to providing professional and superior Police/Fire services to our community, clientele, staff and stakeholders. I take great pride in knowing that we provide specialized Law Enforcement services for individuals who have their own unique set of challenges. We have established positive working relationships with local, county, state and federal Law Enforcement agencies, first responders, administrators, and members of the community. We will strive to build upon these professional relationships through open communication, support and cooperation.

Members of our Department will continue to work collaboratively with the diverse group of professionals who provide treatment for our residents to ensure the Police/Fire services, provided, are carried out with compassion, professionalism and integrity. The Command Staff and I will continue to implement positive changes that are in line with best law enforcement practices, policies and procedures and the law. We will continue to seek out the most modern law enforcement training courses, equipment and technology available, facilitate training courses, and recruit/retain personnel that will enhance the services rendered to our residents, staff and the community we serve. The law enforcement professionals employed by this Department are truly dedicated to fulfilling our mission statement; “Professional Excellence and Superior Service.”

Image of Captain of the Canyon Springs Community Facility Cherie Miller

Canyon Springs Community Facility Captain Cherie Miller

Captain Cherie Miller serves as the Captain of the Canyon Springs Community Facility, Protective Services Branch, bringing more than 16 years of law enforcement experience and prior U.S. Army military service. Before joining the Department of Developmental Services, she served with the Palm Springs and Azusa Police Departments in roles including Patrol Officer, Field Training Officer, Gang Suppression Unit member, Firearms Instructor, Drug Recognition Expert, Patrol Sergeant, and Personnel/Recruitment Sergeant.

She has led and investigated major cases involving homicide, violent crime, domestic violence, sexual assault, crimes against children, elder and dependent adult abuse, and administrative investigations. Her background includes significant experience in personnel management, policy development, background investigations, and mentoring future law enforcement professionals.

Captain Miller holds a Bachelor of Arts in Criminal Justice and has completed numerous POST certified leadership and investigative programs. Her career is grounded in professionalism, accountability, and service to vulnerable populations. As Captain for PSB, she is committed to fostering a professional, accountable, and collaborative culture that ensures the highest standards of safety and service.

Message:

As Captain of the Canyon Springs Community Facility, Protective Services Branch, I am honored to work alongside dedicated professionals who protect some of California’s most vulnerable individuals. My approach to leadership centers on communication, consistency, and competency. Through open dialogue, fair and steady leadership, and a commitment to professional excellence, we will continue to provide the highest level of service to DDS individuals, staff, families, and our community partners.


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Last modified: July 7, 2026