Investigation Expert Witnesses in California

This expert has over 30-years of experience in law enforcement, primarily with the Drug Enforcement Administration. He has written three criminal justice textbooks. He currently serves as a Criminal Justice consultant and expert witness with extensive experience in litigation support.

This expert has 15+ years of success working with children and their families. Her expertise includes mediation, child forensic interviews, adoption, child custody evaluation, CPS investigations, and child abuse prevention. As a Licensed Clinical Social Worker she has completed hundreds of child abuse investigations covering neglect, molestation, and death. After years of public service, she now runs a nonprofit organization that prepares children for court proceedings and provides trauma counseling. She is also a consultant on lawsuits pertaining to Child Protective Services and is also a Child Custody Evaluator for Family Law Court.

This expert has more than 30 years of experience in the field of campus policing and security. He has lectured and published both nationally and internationally in the fields of negligent security, alcohol abuse, community & public relations, campus police protocol, building security, and more. He has served as an expert witness numerous times in campus cases ranging from murder to assault and rape. He spent most of his career working in public safety and police operations at UMass Boston and San Diego State University, and is currently an Adjunct Professor teaching Criminal Justice Policies.

This veteran police over spent nearly three decades with the Los Angeles and Santa Rosa Police Departments. He was an Officer in Los Angeles until 1991 and then served in Santa Rosa until 2015, where he was a Lieutenant and Investigative Bureau Commander. The expert has obtained his B.S. in Criminal Justice from California Coast University and has delivered several presentations in the field. He is a certified SWAT/HNT Commander and a certified National Instructor.

This supremely qualified fire origin and cause investigation expert has served as a municipal fire marshal for over 20 years, and is a certified fire investigator who is the proprietor of a private fire investigation and fire/building code consulting firm.

This expert is a Licensed Private Investigator, and he has participated in SIU investigations of fraudulent injury and auto theft claims as well as auto repair fraud. He has many years of field and courtroom experience. In addition, he has been authorized by the California Bar Association to provide continuing Legal Education in the fields of Collision Reconstruction and the Bio-mechanics of Injury. He has served on the Expert Panel for Los Angeles County Superior Court, criminal prosecution and defense. He was formerly a Senior Associate Staff Instructor for the Federal Transit Administration, United States Department of Transportation, and Transportation Safety Institute for approximately ten years. He has also had technical training in low-speed collisions, pedestrian and bicycle accidents.

This qualified expert of Industrial Technology obtained his BS and MA in Industrial Technology at Kent State University and his PhD in Industrial Technology at the Ohio State University. He is certified in Life Credential in Driver & Traffic Safety Education and is a Licensed Private Investigator. He is a member of the American Board of Forensic Examiners and the American Society of Certified Auto Appraisers. He is currently a Forensics and Product Consultant for a Private Consulting Firm.

This expert is a retired police officer and owner of a police training and consulting firm. He holds a Bachelor of Science in Criminal Justice Management, a Masters of Science in Psychology and is completing a doctoral degree in Performance Psychology. He is a Certified Criminal Investigator with the American College of Forensic Examiners Institute and a Force Science Certified Analyst with the Force Science Institute He currently teaches the application of Human Factors science to a police officer's use of force (Attention, Perception, Response Time, Decision Making, and Memory). He is also an Adjunct Professor of Criminal Justice, a Police Academy Instructor, and a Force Options Simulator Instructor at a large regional training center. His policing experience includes positions in; SWAT, Field Training, Gangs, Narcotics, Supervision Media Relations, and Use of Force Training.

This expert served 32 years with the San Francisco Police Department in a variety of different capacities. He began his experience as a police officer for nine years in patrol, and then went on to serve as a Sergeant and Inspector in the Investigations Bureau for over four years investigating Violent Crimes, Auto Theft, Burglary and Domestic Violence. He went on to serve as a Commander in the Patrol Bureau, Investigations Bureau, and over the Tactical Company and Homeland Security Unites. In his final role with the San Francisco Police Department, he served as Deputy Chief and was responsible for oversight of the 1700 member patrol force. Since retiring from the Police Department in 2013, this expert has been serving as a Lecturer in Criminal Justice Studies at a University in California.

Location: CA AS, Criminology, Truckee Meadows Community College BS, Criminal Justice Administration, University of Phoenix MS, Justice Management, University of Nevada Member, American Jail Association Member, International Association of Chiefs of Police Member, California Jail Programs Association Member, California State Sheriffs Association Certified, Jail Manager, American Jail Association Certified, Peace Officer, Category III, Nevada POST Former, Correctional Manager, Nevada Department of Corrections Former, Warden, Nevada Department of Corrections Former, Adjunct Faculty, College of Criminal Justice & Security, University of Phoenix Current, Director, a California correctional services department

This highly qualified expert has over twenty years of experience in investigations. He earned his BS in business from California Coast University and is a certified social media investigations expert by the McAfee Institute. This expert is also a certified and licensed private investigator by the California Association of Licensed Investigators and The State of California, respectively. He is a member of the California Association of Licensed Investigators, the National Council of Investigative and Security Specialists, and the national Association of Investigative Specialists. Formerly, he served as a corporate security investigator at Goodwill Industries of Orange County, Inc. and as a senior investigator and case manager for RJN Investigations, Inc. He currently is the president of a full-service private investigations firm in California.

This highly qualified fire cause investigation expert has nearly 30 years of professional experience. He completed prestigious fire science training at Mission College and is a certified fire service instructor and a California commercial pyrotechnician. Additionally, this expert is a licensed private investigator by the California Department of Consumer Affairs. He has completed additional vocational training and educational courses in investigation, homicide, explosives, hazardous materials, pyrotechnics, and fireworks. Formerly, he has held roles as a fire safety officer for the San Jose Fire Department, an investigator at Alford Investigations, and a firework safety consultant at San Diego Fireworks and Pyrospectaculars, Inc. Currently, this expert serves as a consultant and an operations manager at a CA fireworks company, and a consultant at a top CA investigations consultancy.

This highly-qualified expert has over 40 years of experience as a firefighter, specializing in fire origin and cause investigations. Throughout his career, he has completed numerous fire safety training programs and completed fire investigation certificate programs through institutions such as the California State Fire Marshal's Office, the State of California, and the University of Washington. He is active in his field as a member of several associations, including the International Association of Arson Investigators, the National Association of Fire Investigators, and the International Association of Fire Investigators. He has formerly served as a firefighter with the United States Air Force and the Sacramento Fire Department. During his time with the Sacramento Fire Department, he also held the roles of fire investigator and fire captain. Currently, this expert is the owner of a private fire origin and cause investigation company in California.

This highly-qualified expert has nearly 40 years of experience in law enforcement and security operations. He is a licensed private investigator and has extensive experience in law enforcement best practices, security guard operations, use of force, premise liability, complex criminal investigations, homicide investigations, and K9 handling. He earned his BA from Claremont McKenna College before beginning his 30-year career with the LAPD. This expert started as a police officer I and rose in the ranks to eventually retire as a lieutenant II, officer-in-charge. Over the course of his career with the LAPD, he worked in several divisions, including the metropolitan division as a K9 handler, the burglary-auto theft division, major crimes division, and the robbery-homicide division. Upon retiring from the LAPD, this expert served as the CEO of Critical Solutions Protective Services Group for 7 years. Currently, this expert is the CEO and senior investigator of a private investigations consulting firm in California.

This highly-qualified engineering expert has over three decades of experience in his field. He earned a BS in civil engineering from National Technology University. He went on to earn an MS in civil engineering, an MS in aeronautics and astronautics, and a PhD in mechanical engineering from the Massachusetts Institute of Technology. He is active is in field as the author of numerous engineering publications and the founder and director of several engineering laboratories focusing on surface mechanics. Formerly, he served as a professor of mechanical and industrial engineering at the University of Illinois Urbana-Champaign. Currently, this expert is a principal investigator at a technological research institute, a faculty materials scientist at a DOE-affiliated research laboratory, and a professor of mechanical engineering at a distinguished university in California.

This highly-qualified expert has twenty years of experience specializing in law enforcement investigations with particular expertise in sexual assault, threat assessment, and management. She is certified in forensic sciences, as a defensive tactic and use of force instructor, and as a threat assessment professional. This expert is active in her field with memberships to the Association of Threat Assessment Professionals, Alliance for Hope, California Homicide Investigators Association, and California Sexual Assault Investigators Association. She has given multiple presentations in her field, has received multiple awards, and has trained thousands of individuals throughout the country in domestic violence, sexual assault, child abuse, etc. Formerly, she served as an investigator for multiple entities and most recently served as a master investigator for the Violence Against Women's Act and the Ben Clark Training Center at Riverside County Sheriff. Currently, she serves as CEO of a sexual assault and domestic violence consultancy, the CEO of a trauma and survivor nonprofit, and as an investigator of persons crimes for a county sheriff, all located in California.

This highly-qualified expert has nearly 20 years of experience as a paramedic. He earned an AS in nursing at Excelsior College and a JD at Lincoln Law School. He holds certifications as a critical care paramedic and a rescue diver, and is licensed as an emergency medical technician and paramedic in California. He previously served as a death investigator at the coroner's office in the Sierra County Sheriff Department, a paramedic in both private companies and for multiple counties. More recently, he moved into supervisory roles as a clinical care coordinator and as a field supervisor for a number of counties in Northern California. Currently, this expert serves as a sole proprietor at an investigation firm and as a prehospital care coordinator for a county in Northern California.