Mobile Device Forensics Expert Witnesses
Mobile device forensics expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on mobile device forensics. The mobile device forensics expert witness listings on this page are typically from fields/areas of expertise such as: Computers, Cybersecurity, Digital Forensics , and Law Enf & Criminal Justice.
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Bryan Barnhart
Digital Forensics Expert - Former Law Enforcement
Infiltration Labs
Fort Lauderdale, Florida
Digital Forensics, Cybersecurity
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Incident Response, Mobile device forensics, Cloud forensics, Ransomware investigations, Insider threat & data exfiltration, Email compromise investigations
Digital Forensics Examiner & Expert Witness (Computer & Mobile) with 20+ years’ experience and prior law-enforcement service, including work with the U.S. Secret Service Cyber Task Force. I help counsel in civil and criminal matters preserve, collect, analyze, and explain digital evidence from computers, mobile devices, and cloud sources, using defensible, repeatable methods aligned to chain-of-custody and Daubert/Frye standards.
Litigation specialties: iPhone/Android extractions (texts, iMessage, WhatsApp, photos, location, app usage), Windows/macOS analysis (deleted files, timelines, browser/USB artifacts), email and cloud (M365, Google Workspace, iCloud/Drive/OneDrive/Dropbox), metadata/authentication (hashing, EXIF, document properties), timeline reconstruction, spoliation and deletion analysis, rebuttal reports, and testimony.
How I support attorneys: tailored ESI collection plans and protocols, neutral/party examinations, clear court-ready reports, deposition and trial testi...
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David A. Greetham
35+ Years Experienced Digital Forensics Expert
Level Legal
New York
Digital Forensics, Computers
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Digital Forensics, Computer Forensics, Theft of Trade Secrets, Fraud Examiner, Forensic Collections, Neutral Expert eDiscovery, Neutral Expert Digital Forensics, Mobile Device Forensics, 30(b)6 Witness, Neutral Expert Computer Forensics, Information Governance, Employee Theft, Licensed Private Investigator, Data Collections
David has testified as an expert on numerous occasions both nationally and internationally. He has acted as a joint neutral expert on many occasions, specifically in the areas of digital forensics analysis and eDiscovery methodologies. His consulting services are offered throughout the United States and Canada, with occasional international engagements. His accolades include:
• Tenured digital forensics expert and innovator - Texas Legal Innovator of the Year 2024.
• Testified as a digital forensics and Information Governance expert over 100 times across 7 different countries.
• Member of the Association of Certified Fraud Examiners and is a Certified Forensic Litigation Consultant.
• Developed and patented the world's first remote forensics collection system. Used in 39 countries.
• Provided specific training for the Executive Office of the President at the White House, Harvard University, and New Scotland Yard.
David completed his Master of Science in Forensic Computing from...
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Avery Thompson
Cell Phone Forensics – Criminal & Civil Cases
Denali Defense Solutions
Knoxville, Tennessee
Digital Forensics, Law Enf & Criminal Justice
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Digital forensics, iPhone forensic analysis, Deleted data recovery (mobile), Mobile device forensics, Android forensic analysis, Mobile device metadata, Cell phone extraction analysis, Text message analysis, Location data analysi, Metadata analysis, Call detail record analysis, Smartphone data extraction, App data analysis
Experienced digital forensics consultant and former law enforcement supervisory detective with two decades of investigative expertise, specializing in complex digital evidence analysis, criminal
investigations, and strategic case review.
Hands-on experience completing forensic extractions on more than 2,000 cellular devices, reviewing call detail records, analyzing Base Transceiver Station Activity Dumps, and examining records obtained from electronic service providers. Additionally, responsible for the technical setup and execution of the first lawful interception conducted under State of Alaska authority.
Recognized by the Alaska Court System as an expert in cellular forensics and testified in that capacity at least a twelve times. Also recognized as an expert in the field of drug distribution, testifying in that capacity more than 2 dozen times.
Experience as a primary case agent managing major felony investigations, including homicides, sexual assaults, kidnappings, white-c...
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David A. Greetham
35+ Years Experienced Digital Forensics Expert
Level Legal
Dallas & Houston, Texas
Digital Forensics, Computers
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Digital Forensics, Computer Forensics, Theft of Trade Secrets, Fraud Examiner, Forensic Collections, Neutral Expert eDiscovery, Neutral Expert Digital Forensics, Mobile Device Forensics, 30(b)6 Witness, Neutral Expert Computer Forensics, Information Governance, Employee Theft, Licensed Private Investigator, Data Collections
David has testified as an expert on numerous occasions both nationally and internationally. He has acted as a joint neutral expert on many occasions, specifically in the areas of digital forensics analysis and eDiscovery methodologies. His consulting services are offered throughout the United States and Canada, with occasional international engagements. His accolades include:
• Tenured digital forensics expert and innovator - Texas Legal Innovator of the Year 2024.
• Testified as a digital forensics and Information Governance expert over 100 times across 7 different countries.
• Member of the Association of Certified Fraud Examiners and is a Certified Forensic Litigation Consultant.
• Developed and patented the world's first remote forensics collection system. Used in 39 countries.
• Provided specific training for the Executive Office of the President at the White House, Harvard University, and New Scotland Yard.
David completed his Master of Science in Forensic Computing from...