Keil Mueller is a resolute and tireless advocate for his clients’ interests. With over 15 years of litigation experience, Keil has regularly represented government entities, investors, consumers, businesses and other Plaintiffs in a wide variety of complex legal matters and class actions. His practice focuses on issues related to securities and financial fraud, the environment, consumer class actions, and partner and shareholder disputes among others. Keil’s thoughtful but tenacious pursuit of his clients’ claims has contributed to significant courtroom victories and favorable settlements. He has successfully represented clients in matters of corporate malfeasance, taking on big companies such as AIG, Oppenheimer, FedEx Ground, JP Morgan Chase, and Bank of New York Mellon, just to name a few.
Currently, Keil is a key member of teams prosecuting claims on behalf of the State of Maryland, the State of Delaware, and the City of Seattle against multinational chemical manufacturer, Monsanto, and seeking to hold the corporate giant responsible for environmental contamination and other harms caused by Monsanto’s sale and marketing of PCBs . Prior to joining Keller Rohrback, Keil also was a member of the team that represented the State of Oregon in similar claims against Monsanto, which Monsanto recently agreed to settle for $698 million, the largest environmental settlement in Oregon’s history.
In addition to advocating for his clients, Keil serves as a board member of the Campaign for Equal Justice and of the Oregon Lawyer Chapter of the American Constitution Society.
Recognitions
Honors & Awards
•The Best Lawyers in America, Portland, Oregon, 2026 (Recognized since 2019):
•Commercial Litigation
•Litigation - Securities
•Mass Tort Litigation / Class Actions - Plaintiffs
•Selected to Super Lawyers list in Super Lawyers - Oregon, 2020-2026
•Benchmark Litigation, 2015-2025
•Selected to Rising Stars list in Super Lawyers - Oregon, 2012-2016
Articles & Presentations
•Presenter, Little Green Men: Protest and Federal Repression in Portland, American Constitution Society Oregon, Portland, Oregon (August 2020).
•Oregon Civil Pleading and Litigation, Answers, Affirmative Defenses, Counterclaims, and Replies, 2020 Edition.
•Trial Lawyers, You Say Yes. I Say No. Ethical Issues in Multi-Plaintiff Settlements (2015).
•Oregon Statutory Time Limitations, Chapter 10: Business Litigation, 2013 & 2017 Revisions.
•Oregon Civil Pleading and Practice, Chapter 43: Attorney Fees, Cost Bills, and ORCP 17 Sanctions, 2012 Revision.
•Oregon State Bar Litigation Journal, Avoiding Removal and Dismissal Under the Securities Litigation Uniform Standards Act of 1998 (2010).
