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Debra Allen

Debra Allen is licensed as a private investigator in California, Arizona, and Hawaii. Debra has served as an investigator for more than 35 years. She served San Bernardino Sheriff's Department, where she worked on Homicide Investigations, Narcotics, and Crimes against Children. During her service, Debra amassed many credentials and certifications, including Interviewing and Interrogation Techniques, Behavioral Analysis Institute, Polygraph Examiner Backster PolygraphSchool, and F.B.I. Hostage Negotiation. Upon retiring from San Bernardino Sheriff's Department, Debra served as a Senior Investigator of the Riverside County District Attorney's office. 
 After law enforcement retirement in 2004, Debra opened Allen Investigations with offices in Arizona and California. In addition, Debra recently opened a third private investigation office in Hawaii. You can see why Debra is often referred to as The Busy P.I. 

RETIRED LAW ENFORCEMENT OFFICER WITH OVER 35 YEARS OF INVESTIGATIVE EXPERIENCE​
  • Current Standing Board Member of the Arizona Department of Public Safety Licensing Board for Private Investigators and Security Guards
  • Retired – Riverside County District Attorney's Office – Senior Investigator
  • Retired – San Bernardino County Sheriff's Department – Specialized Detectives
  • Homicide Investigations * Crimes Against Children * Narcotics 
  • Workplace Violence Threat Assessment 
  • Trial Preparation 
  • Arizona Licensed Bail Bond Agent
  • Certified Polygraph Examiner Backster Polygraph School – 2002 
  • Trained F.B.I. Hostage Negotiator 1988 – 1994 
  • Behavior Analysis Institute Graduate 1989
  • John E. Reid & Associates Graduate -1990 Interviewing and Interrogation Techniques 
  • Experienced Post Adoption Research and Locator – 5000 reunions worldwide.
  • Published Author 
  • Guest Lecturer 
  • T.V. Documentary host, Court T.V., Starz Network, History Channel





                        
© 2023, Cold Case Foundation Inc. - 501(c)(3)
  • Home
    • The Cold Case Foundation Mission
    • Behind the Brand
    • Videos
  • THE TEAM
    • EXECUTIVE TEAM >
      • Gregory M. Cooper - Executive Director
      • Dean Jackson - Deputy Executive Director
      • John E. Douglas - Chairman Emeritus
    • Executive Support Team >
      • Francine Bardole - Director of Forensic Sciences
      • Dana Boss - Analyst Supervisor
      • AJ Jackson - Creative Director
      • Dr. Lawrence J. Simon - Director of Research
      • Chris McDonough - Law Enforcement Relations
      • James Patrick - Director of Intelligence
      • Robert E. Taylor, Jr. - Director of Training
      • Cathie Vallas-McKinzie - Case Management Supervisor
      • James L. Vance - Communication Specialist
    • INVESTIGATIVE TEAM
    • FORENSIC TEAM
    • Investigative Support Services
  • Training
    • Training Schedule
  • Law Enforcement
    • Case Study
    • Volunteer Application
    • Funding & Resources
    • Victimization
  • Prevention
    • Stress Reduction >
      • Suicide Prevention
      • Terminology
    • Resources
  • Memorial
  • Our Network
    • Grief & Hope
    • Contribute
    • Testimonials
  • Partners
  • The Vault
  • Contact
    • MEDIA INQUIRIES