Legal Expertise

Mark C. Humphrey is a partner in Mitchell Silberberg & Knupp's Litigation Practice Group. Mark’s practice focuses on commercial litigation with an emphasis on contractual and commercial disputes, video games, entertainment and intellectual property.

Prior to joining the firm, Mark was an associate at Early Sullivan Wright Gizer & McRae LLP.  While at Early Sullivan, Mark gained experience in all aspects of civil litigation, including trial, motion practice, oral argument, discovery procedures, negotiating settlements, and appeals.

Representative Matters

• Successfully obtained $2 million judgment on behalf of Plaintiffs, Riot Games, Inc. and Bungie, Inc., in an action seeking to put a stop to Defendant’s unlawful, for-profit sale and distribution of malicious software products designed to enable members of the public to gain unfair competitive advantages to two of the most popular online multiplayer video games in the world: Valorant and Destiny 2.
• Lead associate in multi-million dollar class action in which thousands of employees sued contractor providing security for United States military bases in Iraq. Drafted class certification motion papers, resulting in class certification of multiple claims including fraud. Drafted answering brief for appeal of certification order.  Class certification order affirmed by Ninth Circuit in September 2017.
• Member of a litigation team in a contractual dispute concerning a sale of commercial property and a promissory note. Participated in jury trial, which ended in $2.7 million verdict for client.
• Obtained judgment for defendants in $8 million breach of contract lawsuit.
• Obtained settlement in corporate dispute between potential business partners in organic food startup involving the founder of a famous private food company and foundation.

Honors & Awards

• "Legal Impact Report," Variety (2025)
• "Ones to Watch," Best Lawyers in America© in Commercial Litigation, 2024-2025
• Wildman/Schumacher Scholarship, Southwestern Law School
• Biederman Scholar, Biederman Entertainment and Media Law Institute

Other Career Experience

• Associate, Early Sullivan Wright Gizer & McRae LLP

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