The CFS Team has over 120 years of combined experience in forensic collection, analysis, and testimony in a wide range of forensic and incident response engagements. CFS has conducted ongoing forensic analysis, incident response, and/or training for large, multi-national corporations, numerous governmental agencies, as a judicial court neutral in complex litigation, and as a trusted resource for corporate and private counsel.



CFS prides itself on providing the highest quality and unmatched exceptional service deliverables to its clients.

“Thank you for your contribution to the Eleventh Circuit Judicial Conference…your presentation on the Dark Web was a smash hit!  Without exception, everyone found it fascinating (and a little frightening at the same time!)…..”

Chief Judge, U.S. District Court, Northern District of Florida

"Plaintiffs retained the services of Mark Lanterman, a highly qualified computer forensic expert....Mr. Lanterman's testimony at the permanent injunction hearing was extremely helpful to the Court and critical to the Court's findings."

Court of Common Pleas

Cuyahoga County, Ohio

“As always, we can't thank you enough for a dynamic, thought-provoking presentation  Your sessions are so unique and the attendees loved it.  THANK YOU for sharing your time with lawyeers all over the country!”

Colorado State Bar Association

“…But they did not realize the magnitude of what they had until they asked…..Computer expert Mark Lanterman discovered that spreadsheets from a critical point in the map-drawing process were missing and that software to wipe the files had been used….”

Washington Post

(US Supreme Court Case on Wisconsin's Gerrymandering)

"The proposed independent examiner, Mark Lanterman, should perform the forensic examination of the computers... To begin, it is clear that Mr. Lanterman is well qualified to perform this forensic examination..."

United States District Court

Eastern District of Wisconsin

"So to that extent, counsel is directed to the Lanterman protocol ...that has successfully been used by attorneys for years."

District Court order

No. 27CV09-027889

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Computer Forensic Services (CFS) provides the most complete electronic discovery, forensic analysis, litigation support, advisory, and consultation services available in the marketplace. 

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