Bringing decades of trial and dispute resolution experience to his work as a mediator and arbitrator, Phil focuses on business-to-business disputes; intellectual property (patent, copyright and trademark); insurance coverage and bad faith; class actions; employment, discrimination and civil rights claims; and securities litigation, corporate governance and partnership disputes.

Known for his strategic insight, deep legal knowledge and balanced approach, he has helped parties settle hundreds of high-stakes matters—from individual claims to multi‑party commercial disputes and class actions.

Before joining JAMS in 2025, Mr. Cook spent a decade as an independent mediator and litigator, founding both Cook Mediation and The Cook Law Firm, devoting an increasing portion of his trial practice to mediating litigated disputes. Earlier, as a partner at Jones Day, he had a multistate trial practice that involved a broad array of business and public law issues. As a mediator, Mr. Cook draws deeply on his experience as a courtroom advocate to deliver clarity and perspective when helping parties craft pragmatic, durable settlements.