Catherine Nash is a retired Detective from both California Department of Insurance, Fraud Division as well as The Los Angeles Police Department. She is an insurance fraud expert, and veteran investigator with more than 30 years of investigative and law enforcement experience. Her expertise includes insurance fraud, financial crimes, criminal and administrative investigations, litigation support, evidentiary analysis, and courtroom testimony.

Ms. Nash served as a Detective and Criminal Investigator with the California Department of Insurance, Fraud Division, where she investigated insurance fraud, embezzlement, financial crimes, and fraudulent claims. Her work included analyzing insurance claims, bank records, financial documents, electronic evidence, and other investigative materials; interviewing claimants, suspects, witnesses, victims, and insurance representatives; and preparing case packages for prosecutors and regulatory agencies. She collaborated closely with prosecutors on case development, charging decisions, trial preparation, and prosecution, and provided investigative testimony in both state and federal courts.

Before joining the California Department of Insurance, Ms. Nash served with the Los Angeles Police Department from 1989 to 2005 as a Police Officer and Detective. Her assignments included investigations, patrol, internal affairs, management services, and community relations.

Since 1996, Ms. Nash has served as Principal Investigator for Five Star Investigations, providing investigative and litigation support in matters involving insurance fraud, financial misconduct, background investigations, and evidentiary review.

Ms. Nash also served as a court-appointed investigator for the Los Angeles County Superior Court, conducting criminal defense investigations for self-represented defendants. Her court-authorized services included interviewing witnesses, gathering evidence, reviewing records, and performing other activities necessary to support case development.

Ms. Nash holds a California Private Investigator License and California POST Basic, Intermediate, and Advanced Certifications. She is also a United States Army Reserve veteran.

At Titan, Catherine provides insurance fraud case review, investigative analysis, litigation consulting, evidentiary evaluation, and expert witness testimony for attorneys, insurers, and other clients. She independently evaluates claims, financial records, investigative reports, witness statements, documentary evidence, and suspected fraud indicators, assesses whether investigative conclusions are supported by the evidence, and communicates complex findings clearly and objectively.