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Expert Bio

Primary Area of Expertise

Computer Forensics

Expert Witness Profile

Patrick Siewert is a court-certified expert witness in mobile device forensics, digital/computer forensics, cellular call detail record analysis & online undercover investigation. He offers 15 years of law enforcement experience, highlighted by precedent-setting work in electronic & high-tech criminal investigations and digital/computer forensics. Patrick's training & certifications have been garnered through multiple governmental entities including the U.S. Secret Service, U.S. Dept. of Homeland Security, the National White Collar Crime Center and the Public Agency Training Council, as well as multiple digital forensic software vendors. He is currently Principal Consultant at Professional Digital Forensic Consulting, LLC based in Central Virginia, offering forensic data acquisition, analysis, reporting, consultation and expert witness testimony as well as specialized/high-tech investigation including cellular call detail record analysis.  Patrick is an active member of several digital forensic & investigative professional organizations and is a licensed Private Investigator and a certified law enforcement instructor in several disciplines in the Commonwealth of Virginia. He routinely publishes articles on the fields of digital forensics & investigation and is a frequent tech contributor to multiple media outlets. Patrick is a Cellebrite Certified Operator and Physical Analyst.

Education & Licenses

Bachelor of Science (Criminal Justice); Licensed Private Investigator; Licensed Law Enforcement Instructor (VA)