Kaspar Stoffelmayr of Bartlit Beck LLP is a leading national defence lawyer for pharma and healthcare companies in complex product liability, toxic tort, and mass-tort matters. Stoffelmayr’s practice spans multi-jurisdictional disputes and sophisticated scientific analysis, and he plays central strategic roles in major public-harm cases, including serving as coordinating and lead trial counsel for Walgreens in the nationwide opioid litigation.
Legal 500 Editorial commentary
Accolades
Chicago Elite
Profile
Education
The University of Chicago Law School, 1996, J.D., with High Honors
University of Washington, 1993, M.A.
Grinnell College, 1991, B.A., with Honors
Content supplied by Bartlit Beck LLP
Key clients
- Walgreens
Work highlights
Serves as lead and coordinating counsel for Walgreens in the nationwide opioid litigation, overseeing the defence of more than 2,500 cases across federal and state courts and acting as lead trial counsel in multiple high-stakes, multi-week trials.

