D. JASON LYON
Partner
Hahn & Hahn LLP
D. Jason Lyon is a commercial litigation and appeals partner at Hahn & Hahn LLP. His practice centers on matters arising from complex financial transactions and intricate fact patterns. In 2023, Lyon won a $21.1 million arbitration award in a partnership dispute involving multiple real estate developments in the San Gabriel Valley. He also recovered a $1.1 million verdict and more than $1 million in attorneys’ fees in a case involving a commercial property developer who hid assets from a former spouse.
Among Lyon’s long-term clients is a large national provider of medical billing and coding services, which he has represented as plaintiff and defendant in various matters involving trade secrets, vendor fraud, and business tort claims, among others.