PHILADELPHIA, January 28, 2026―Duane Morris is pleased to announce that eight of its Intellectual Property attorneys have been recognized by World Trademark Review 1000 2026—the World’s Leading Trademark Professionals. Additionally, the Intellectual Property Practice Group is listed as a “gold firm” in Pennsylvania and in California for prosecution and strategy.
Individual attorneys include:
Christiane Campbell: Prosecution & Strategy (Pennsylvania)
Michelle Donovan: Prosecution & Strategy; Enforcement & Litigation (California)
Jennifer Lantz: Prosecution & Strategy; Enforcement & Litigation (California)
Mark Lerner: Prosecution & Strategy (New York)
Tyler Marandola: Enforcement & Litigation (Pennsylvania)
Nicole McLaughlin: Prosecution & Strategy (Pennsylvania)
Mark Steiner: Prosecution & Strategy; Enforcement & Litigation (California)
David Wolfsohn: Enforcement & Litigation (Pennsylvania)
State Rankings
The firm also received rankings in two U.S. states:
United States: Pennsylvania (Gold)
Duane Morris delivers standout trademark expertise, combining top-tier contentious and non-contentious capabilities with a collaborative mindset, a winning track record, and a focus on lasting client partnerships. Chair of the trademark group, Nicole McLaughlin is a brand protection expert. Having honed her skills over two decades, she’s well equipped to handle any instruction that comes her way, with a particular knack for implementing global strategies. Vice-chair of the IP group, Christiane Schuman Campbell is “exceptional in shaping IP strategies. She is extremely thoughtful, strategic and understands exactly how to get results. consistently recommends smart, efficient solutions that resolve challenges with less legal spend than other approaches. She understands both the business and legal dimensions, which is exactly why she can be recommended with complete confidence.” Also on deck, David Wolfsohn is a tenacious trial lawyer who leverages sophisticated knowledge of IP infringement litigation and formidable trial skills to vigorously protect clients’ brand assets. Joining his colleagues this year, Tyler Marandola is a popular pick among technology giants, tirelessly advocating for them and equally at home inside and outside the courtroom.
United States: California (Bronze – Prosecution and Strategy)
Providing optimal protection to patrons, Duane Morris draws attention for its sophisticated brand enforcement strategies. Revered as “incredibly professional, knowledgeable, diligent, and responsive, the firm stands out as a trusted representative for companies seeking high-quality legal counsel.” Resident in the firm’s San Francisco office, Jennifer Lantz has honed her skills over two decades and is in high demand for her sage advice. She supports clients in achieving watertight brand protection, expertly navigating the registration of marks in the United States and abroad. Also on deck, Mark Steiner is hailed as “the one you want in your corner. He is professional, incredibly responsive and an amazing representative for his clients. He takes whatever time is necessary to explain the issues as they arise and to negotiate whatever settlement needed to protect his clients’ trademarks. He consistently achieves successful outcomes and is incredibly great at communicating.” Michelle Donovan strikes a smart balance between prosecution and enforcement, offering a comprehensive perspective on her clients’ businesses and a nuanced understanding of their unique needs. She excels at untangling complex IP matters that demand more than just trademark expertise.
For more information, please visit the World Trademark Review 1000 website.
About Duane Morris
Duane Morris LLP provides innovative solutions to today’s multifaceted legal and business challenges through the collegial and collaborative culture of its more than 900 attorneys in offices across the United States and internationally. The firm represents a broad array of clients, spanning all major practices and industries. Duane Morris has been recognized by BTI Consulting as both a client service leader and a highly recommended law firm.
