A Leader in Managed Data and Discovery Services
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A technology company of people.
We are D4
Fuse human powers such as knowledge and inventiveness with tech ones like capabilities and tools, and this is what you get: insights more exacting, analytics more profound, and data more secure than ever before.
Insight. Actionable items. A-Ha moments that will take your company or your case exactly where it needs to go in the most efficient and effective way possible. It’s why our clients love working with us. And precisely why we want to work with you.
ESI Preservation, Data Processing, Document Review, Discovery Productions
eDiscovery is no longer confined within the borders...
Forensics & Collections
Data Collection, Digital Forensics, Expert Testimony
Information Governance & Security
Litigation Readiness, Data Remediation, Cost Control
Managed Document Review
Our expertise is the difference maker. Experience it...
Software & Training
Training and access to the latest litigation support...
Technology-Enhanced Deposition Solutions
Court Reporting, Digital Depositions, Depo Analytics
The Latest from d4
What is the GDPR? 4 Basic Facts Experts Want You to Know
It has been nearly 2 months since updates to the General Data Protection Rules (GDPR)have taken effect. Despite the 2 years company's were given to proactive prepare for the recent GDPR changes, there was still a scramble last minute to make necessary compliance updates before May 25, 2018.Continue Reading
Who Determines eDiscovery Requirements for ESI Production?
Can a party choose to decide that it has produced enough relevant ESI? Can it simply say enough is enough? Not according to one court in the Northern District of California despite claims by Defendant that it had complied with its discovery obligations. | An opinion dated October 28, 2016, in the matter of Curtis Johnson v. Serenity Transportation, Inc., et al., (“SCI”) addressed a discovery disp...Continue Reading
Social Media Law Update: Your Tweets, Tom Brady, and Violating Copyright?
This blog was originally published by our partners at Relativity. | As often happens in the worlds of law and technology, a series of seemingly unrelated events has come together to...Continue Reading
Why It is Crucial to Have a Litigation Response Plan
When does the destruction of email messages of a named plaintiff by the defendant’s IT department lead to sanctions? Apparently not in the matter of Auffarth v. Herald Natl. Bank (Supreme Court of New York, New York County), where the court found that actions undertaken by the defendant that led to the destruction of Au...Continue Reading
D4 was founded in 1997 in Rochester, NY. In an industry which did not exist two decades ago, D4 has an enviable history of growth and accomplishment.Learn More