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Terrance Newby and John Duffey Named New Leaders of Business Litigation Group

June 16, 2025

Maslon is pleased to announce that Partners Terrance Newby and John Duffey have been named co-chairs of the Business Litigation practice group. With particular success handling breach of contract, business tort, and cases involving claims for breach of statutes regulating business practices, Maslon is ranked among the leading firms in Minnesota for business litigation.

Terry has extensive experience assisting clients with their intellectual property, e-commerce, and complex commercial litigation needs. He has successfully represented clients in state and federal courts throughout the country in a broad range of infringement matters involving patent, trademark, copyright, and trade dress as well as licensing disputes. Terry also serves as chair of the firm's Diversity, Equity, and Inclusion Committee. A 1995 graduate of William Mitchell School of Law, he joined Maslon as a lateral partner in 2015.

John is a highly skilled advocate with deep experience handling complex litigation, including product liability, business torts, and contract disputes. John helps clients navigate all stages of the litigation process and has significant experience representing large and small businesses in all forums: federal and state courts, arbitrations, and mediations. John joined Maslon in 2011 after earning his law degree from the University of Michigan Law School.

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