Stephanie Koh Email & Phone Number

Stephanie Koh serves as co-leader of Sidley’s global IP Litigation practice. Stephanie focuses on complex patent litigation and has achieved substantial trial success on behalf of some of the world’s most sophisticated organizations. She has represented clients in both offensive and defensive postures in cases involving a wide variety of technologies, including pharmaceuticals, medical devices, power converters and communications systems. Recognized by Chambers USA for Intellectual Property in Illinois (2023), and as an “Illinois Patent Star” by Managing IP (2021–2023), Stephanie frequently leads case teams and argues high stakes dispositive motions that have led to countless victories for her clients. Leveraging her training in chemical engineering, Stephanie is well-positioned to quickly establish in-depth understanding of technologies involved in her clients’ businesses and is thus a fierce advocate in the courtroom.Prior to joining Sidley, Stephanie clerked for Chief Judge J. Harvie Wilkinson III of the United States Court of Appeals for the Fourth Circuit during 2001–2002. Attorney Advertising: Prior results do not guarantee a similar outcome.