Cornerstone Discovery
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Digital Forensics, E-Discovery, Trial & Litigation Support, Software Solutions, and Legal Innovation
At Cornerstone Discovery, we are a dedicated and trusted single-source solution for your comprehensive Criminal and Civil Litigation support needs. Over the past decade our reputation for innovation, leadership and reliability has afforded us the opportunity to become your expert Litigation partner. In an industry that requires the integration and organization of a multitude of technical skills an
06/11/2025
Recent article posted in the ABA Business Law section was co-written by Cesar Severo Escobar, Sr. Mgr. of Compliance Advisory at Capital One and Joseph Sierra, Certified Digital Forensics Examiner and Director of Digital Forensics at Cornerstone Discovery. https://businesslawtoday.org/2025/06/the-art-of-mitigating-risk-in-the-brave-new-world-of-ai-a-journey-through-forensic-and-legal-considerations/
The Art of Mitigating Risk in the Brave New World of AI: A Journey Through Forensic and Legal Considerations - Business Law Today from ABA As the spread of artificial intelligence drives major changes in corporate and legal compliance, attorneys need to master strategies for AI risk mitigation.
05/23/2023
Vote for Cornerstone Discovery in The Legal Intelligencer's "Best of 2023" survey. We're nominated in multiple categories,
#9 Hot Seat Technicians
#15 Trial Technology
#18 Demonstrative Evidence Provider
#34 End-to-End eDiscovery
#38 Best Digital Forensic Company
#50 Ligation Consulting Firm
#52 Corporate Investigations Provider
Help us make our mark in the Pennsylvania legal landscape. Vote by June 2nd.
05/19/2021
Vote by May 28th! Voting for The Legal Intelligencer's "Best of 2021" survey is currently open. It's time again to recognize the best firms & companies serving the Pennsylvania legal community. Cornerstone Discovery is listed in multiple litigation support categories ranging from #10 Best "Hot Seat" Trial Technicians to #58 Best Corporation Investigations Provider. And More ... Cast your vote today! https://www.surveymonkey.com/r/BestofTLI2021
02/09/2021
Need (remote) trial support services? Our trial support technicians can help. Give us a call today!
Kitten Zoom Filter Mishap This is a live stream of virtual court proceedings in the 394th Judicial District Court of Brewster, Culberson, Hudspeth, Jeff Davis and Presidio Counties, J...
12/24/2020
From all of us at Cornerstone Discovery, we wish you a wonderful holiday season. May you find health, happiness and prosperity in the new year.
12/03/2020
Happy ! Here’s to celebrating e-Discovery’s increasing and crucial role in the legal industry.
11/25/2020
We are deeply thankful and extend to you our best wishes for a happy and healthy Thanksgiving Day!
11/11/2020
We honor and thank all veterans who have served in our nation's military on this
08/27/2020
Cornerstone Discovery has been recognized as the #1 Digital Forensics and Corporate Investigations firm for two consecutive years. Thank you to the lawyers and legal support staff that voted in The Legal Intelligencer's 'Best of' 2020 annual survey!
Cornerstone Discovery Voted #1 in Digital Forensics & Corporate Investigations — Two Years in a Row. More great news! Cornerstone Discovery has been recognized as the #1 Digital Forensics and Corporate Investigations firm in Pennsylvania for two consecuti
08/06/2020
Cornerstone Discovery welcomes Joseph Sierra to our growing team of digital forensic examiners.
Sierra Joins Cornerstone Discovery’s Team as Nation’s Leading Expert in Cell Site Forensics. This week Cornerstone Discovery welcomed Joseph M. Sierra as one of the nation’s leading experts in Cell Site Analysis.At Cornerstone Discovery, Joe will draw
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4775 League Island Boulevard
Philadelphia, PA
19112