Amanda B.Maslar (Amy)


Chicago + 1.312.269.4151

Amy Maslar's practice focuses on complex commercial litigation in federal and state courts. She has significant experience in fact development, e-discovery and document management, briefing and motions practice, depositions, and preparation of fact and expert witnesses for trial and arbitration.

Amy has tried matters before arbitral tribunals and in courts across the United States. Amy recently represented a pharmaceutical company in a cross-border arbitration tried under the rules of the International Chamber of Commerce (ICC) that resulted in the unanimous denial of a $315 million claim and an award of millions of dollars in fees and costs to the client. She also represented a biopharmaceutical company in an American Arbitration Association (AAA) arbitration in which the tribunal unanimously denied the other side's claim and granted the client's counterclaim in full.

Amy's recent experience also includes defending class actions against a private company hired to manage the Illinois Lottery and litigating complex products liability claims.

Amy is committed to providing pro bono legal representation to those with limited means of access to legal services. Amy recently led a team of Jones Day lawyers in obtaining asylum for a family of Honduran refugees who fled their home country to escape gang-based violence and persecution. Additionally, she is actively involved in the community, including the Junior League of Chicago and Horizons for Youth, a mentoring and tutoring organization that supports children from low-resource areas of Chicago.


  • Daiichi Sankyo affiliate defends against declaratory judgment action in collaboration disputeOn behalf of Daiichi Sankyo Europe GmbH ("DSE"), Jones Day successfully defended and resolved a pharmaceutical collaboration dispute filed in federal court in the Southern District of New York.
  • Riverside acquires SolutaJones Day advised The Riverside Company in the acquisition and financing of Soluta, Inc. and Boon-Chapman Benefit Administrators, Inc. (Soluta BCBA).
  • REGENXBIO wins unanimous award of over $33 million issued against former licensee in AAA arbitrationJones Day, on behalf of REGENXBIO Inc., secured a unanimous final award of over $33 million from a three-member AAA panel following a multi-day arbitration against REGENXBIO's licensee Abeona Therapeutics Inc.
  • Global pharmaceutical client wins ICC arbitration arising from collaboration disputeJones Day successfully defended a multinational, pharmaceutical client against a $300-plus million breach-of-contract claim arising from a collaboration agreement and that alleged among other things a failure to use commercially reasonable efforts.
  • Global pharmaceutical company wins dismissal in Florida state courtJones Day successfully helped a global pharmaceutical client win dismissal of two lawsuits brought by a physician in connection with a clinical trial and certain information reported to the Centers for Medicare and Medicaid Services (“CMS”).
  • Additional Publications

    Publications Prior to Jones Day

    To Bilski and Beyond: An Empirical Analysis of Judicial Opacity on Patent Law and the Modern Administrative State, 2016 U. Ill. L. Rev. 1157