James Dumas






1300 SW 5th Ave
Suite 3400
Portland, OR 97201



James Dumas represents local, regional and national clients in products liability defense and complex commercial litigation, which includes professional liability, consumer products liability, sex abuse and punitive damages defense work.


A partner at Lindsay Hart for over 20 years, James has tried more than 100 civil jury trials to verdict. These include trials involving landslides, chainsaws, breach of contract, forklifts, and high-profile cases on behalf of large national companies. James is a hands-on litigator in a wide variety of cases.


His career began as a deputy prosecutor in Oregon’s Multnomah County. After becoming a partner at Lindsay Hart, James was recruited by a large, national firm; and spent five years as an equity partner in its San Francisco office as a first-chair trial attorney defending high-exposure products liability cases. In addition to his active law practice, James was an instructor in health care law and ethics at City University for seven years.


He is a member of the Oregon State Bar and the California State Bar and is admitted to practice in the Ninth Circuit Court of Appeals, and the U.S. District Courts of Oregon and California. James is a member of the Oregon Association of Defense Counsel and the Defense Research Institute. He received his J.D. at University of Oregon School of Law and his undergraduate degree at University of California Berkeley.


AV® Peer Review Rated by Martindale-Hubbell


Our clients can have a high degree of confidence that when we go argue a case, our reputation for professionalism precedes us. Judges in this region know that Lindsay Hart attorneys are prepared and that they can count on what we tell them. It makes a difference in the outcome.
– James Dumas

Practice Areas


  • J.D. – University of Oregon
  • B.A. – University of California

Professional Associations

  • Oregon State Bar
  • California State Bar
  • Defense Research Institute
  • Ninth Circuit Court of Appeals
  • Oregon Association of Defense Counsel
  • U.S. District Courts of Oregon and California
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