A lawyer based in Los Angeles, California, Jason Sheasby joined Irell & Manella as a trial attorney in 1999. As a partner at the firm, he has received numerous honors and accolades, including recognition among the Los Angeles Business Journal’s Leaders of Influence: Litigators and Trial Attorneys and his selection in the inaugural edition of The Lawdragon 500 leading Global IP Lawyers list, published in 2025. Jason Sheasby has received additional awards from the Managing IP Americas Awards, The American Lawyer, and The Daily Journal, among other publications and industry groups.
In addition to his work as a lawyer and partner at Irell & Manella, Jason Sheasby serves on the board of Pomona College. He is also the founder of TORL Biotherapeutics, a company dedicated to advancing novel antibody-based therapies to improve the lives of people living with cancer.
Jason Sheasby studied philosophy as an undergraduate at Pomona College, graduating summa cume laude. He was a member of Phi Beta Kappa, the nation’s most prestigious academic honor society. He continued his education at Harvard Law School, graduating cum laude with his juris doctor.