The NGH Group

David Greetham is an internationally recognized Digital Forensics, Electronic Evidence, eDiscovery, and Information Governance Expert Witness with more than 35 years of experience. Mr. Greetham is frequently engaged as a neutral expert, providing independent analysis and opinions trusted by all parties in complex digital forensics, Information governance and eDiscovery matters. Unlike many experts who focus on a single dimension of digital evidence, David provides comprehensive expertise spanning the full litigation lifecycle — from data identification and preservation through analysis, review, and testimony. He holds certifications as a CFE, CEDS, and CIGO, earned an MSc from Cranfield University, and received the Lifetime Achievement Award in Digital Forensics. He has served as VP at Level Legal and Ricoh Americas, developed Remlox™ (deployed in 39 countries), and provided expert testimony in commercial, criminal, IP, employment, trade secret, and government matters — including the landmark Coleman Holdings v. Morgan Stanley case.

Carney Forensics is a digital forensics investigation firm based in the upper Midwest. Our digital forensic experts assist trial lawyers, investigators, and businesses with the recovery of admissible digital evidence. Our digital forensics experts examine cell phones, tablets, personal computers, and corporate servers. They also analyze cell tower records, GPS navigation devices, fitness trackers, electronic documents, cryptocurrency, and social media with specialties in online cloud accounts, and, of course, email. We testify in state and federal courtrooms all over the U.S. Many of our cases settle based on the effectiveness and presentation of our expert written reports.

Elite Digital Forensics is a nationally recognized digital forensic and cyber investigation firm with certified, court-qualified forensic experts. The firm delivers court-ready results in computer forensics, cell phone forensics, cyber investigations, and expert witness testimony for both civil and criminal matters.

Expert Data Forensics is a licensed investigation firm in Las Vegas, Nevada, that provides digital forensic services for civil litigation, domestic disputes, and criminal investigations. The firm handles forensic data collection, examination, eDiscovery, intrusion detection, and data recovery across a variety of digital devices.