Porterville Arbitration & Mediation Lawyers

Chuck Stevens joined Phillips ADR after a 40-year career as a litigation partner at Gibson Dunn & Crutcher, U.S. Attorney, and neutral in ADR matters. At Gibson Dunn’s San Francisco office, he served as managing partner for six years and was recognized by Lawdragon (2023 Leading Global Litigators), Benchmark Litigation (2024 Litigation Star), and Chambers (Band 1, California Litigation). He was named San Francisco’s Lawyer of the Year for Bet-the-Company Litigation (2019) by Best Lawyers. Chuck founded a boutique litigation firm, handling complex civil cases and qui tam matters. As a neutral, he mediated for the Eastern District of California’s Voluntary...

Margaret B. Seymour, a retired U.S. District Judge (District of South Carolina, 1998–2022), was the first African American woman federal judge and chief federal judge in South Carolina. She served as a U.S. Magistrate Judge (1996–1998) before her district court appointment. Over 26 years, Judge Seymour presided over complex securities, contract, class action, commercial, banking, bankruptcy, employment, discrimination, and environmental cases, as well as criminal matters like drug conspiracies, white-collar crime, and Ponzi schemes. She sat by designation on the Fourth Circuit and participated in two three-judge-panel redistricting cases. She served twice on the Judicial Conference Committee on the Administration of...

Layn R. Phillips, founder of Phillips ADR Enterprises (PADRE), is a former U.S. Attorney and U.S. District Judge. Appointed at age 35 by President Reagan, he presided over 140+ trials in Oklahoma, New Mexico, and Texas, and sat by designation on the Tenth Circuit Court of Appeals. Earlier, Judge Phillips served as an Assistant U.S. Attorney in Los Angeles, and at age 31, was nominated as U.S. Attorney for the Northern District of Oklahoma. After leaving the bench, he spent 23 years at Irell & Manella, focusing on complex civil litigation, internal investigations, and alternative dispute resolution. He later founded PADRE, specializing...

Michelle Yoshida, a full-time mediator, arbitrator, and special master since 2007, joined Phillips ADR in 2014. Previously with Judge Daniel Weinstein’s team, she has mediated over 500 disputes with billions in settlements, excelling in complex cases involving securities, insurance, professional liability, ERISA, and trustee issues. Known for quickly grasping legal and factual complexities, she manages large ADR cases with objectivity and determination, finding practical solutions for disputes ranging from personal contracts to major corporate matters. Michelle builds trust and productive relationships with mediation participants. Before becoming a neutral, she was a trial attorney handling complex business litigation, including contracts, insurance, intellectual...

Breanna Cornwall is the firm’s founder and managing attorney. Since going into private practice, she has focused on representing clients involved in family law matters including divorce, military divorce, child custody, and spousal support. She also represents clients in obtaining (and defending against) domestic violence restraining orders and civil restraining orders such as civil harassment restraining orders, workplace violence restraining orders, and private postsecondary school violence restraining orders.

Prior to starting her own firm, she had an extensive background as a business owner and entrepreneur. She started and managed a staffing agency and a real estate brokerage. Her business and...

Edwin V. Woodsome, a Phillips ADR neutral, was managing partner of Dechert LLP’s Los Angeles office and head of Global Litigation at Orrick, Herrington & Sutcliffe. With over 35 years of trial experience, he has handled consumer fraud, False Claims Act, securities, product liability, trade secrets, employment, antitrust, and intellectual property cases in state and federal courts. He has extensive appellate, mediation, and arbitration experience, including the U.S. District Court for the Central District of California’s mediation panel. Woodsome represented major firms in transportation, banking, technology, aerospace, and entertainment, serving as U.S. national litigation counsel for a global logistics company and...