About Kathi
Kathi M. Sandweiss is a partner at Jaburg & Wilk, P.C., a law firm in Phoenix, Arizona. She has been practicing law for over 30 years, focusing on appellate and arbitration matters. Since 2016, she has been an active commercial arbitrator on the roster of the American Arbitration Association (AAA). Her arbitration cases have included complex asbestos trust claims, franchise agreements, service agreements, landlord/tenant disputes, emergency injunctive relief in cannabis disputes, and multiple consumer claims. She has chaired multiple three-arbitrator panels, including those in complex healthcare, cannabis industry disputes, and online sales. In addition to her arbitration practice, Ms. Sandweiss has extensive appellate experience. She has filed more than 150 appellate briefs and petitions for review in the Arizona Court of Appeals, the Arizona Supreme Court, the Bankruptcy Appellate Panel, the Ninth Circuit Court of Appeals.
The U.S. Supreme Court, resulting in 23 published opinions. She has unique experience and practice in bankruptcy appeals and experience in commercial litigation. Ms. Sandweiss is a member of the Alternative Dispute Resolution Executive Council of the State Bar of Arizona. She presented a seminar on arbitrability at the 2021 State Bar Convention and has written on the issue of delegation clauses in arbitration agreements. Prior to her legal career, Ms. Sandweiss worked as an on-air radio and television news reporter, winning a 1982 Rocky Mountain Emmy for the series "The Phoenix Epidemic." She earned her J.D. from the Sandra Day O'Connor College of Law at Arizona State University in 1986 and her B.A.
from the University of California, Los Angeles, in 1977. Ms. Sandweiss is admitted to practice in Arizona, the U.S. District Court for the District of Arizona, the Ninth Circuit Court of Appeals. The U.S. Supreme Court. She has been recognized in Best Lawyers in America for Appellate Practice every year from 2016 to 2025 and was named a Top Lawyer in Appellate Law by Phoenix Magazine in 2022, 2023. 2024. Ms.
Sandweiss is rated AV Preeminent by Martindale-Hubbell. She is also a member of the National Academy of Distinguished Neutrals — She is available for Zoom hearings throughout the country. Her office is located at 1850 N. Central Avenue, Suite 1200, Phoenix, AZ 85004 — She can be contacted at (602) 248-1052. For more information, visit her firm's website at www.jaburgwilk.com. Please note that the information provided is based on available sources and may not be exhaustive.
