Recognized in Ones to Watch since 2027 
Isaac C. Prevost is a Seattle, Washington attorney with Carney Badley Spellman PS. His practice focuses on Appellate Practice and Commercial Litigation. He represents businesses, organizations, and individuals in appellate proceedings, regulatory disputes, administrative hearings, government investigations, and complex litigation.
In his Appellate Practice, Isaac prepares appellate briefs, presents oral argument, and develops amicus briefs for industry associations, nonprofit organizations, and healthcare entities. He also serves as appellate counsel during trial, assisting trial teams with motions in limine, jury instructions, preservation of issues for appeal, and post-trial briefing.
Isaac’s recent work includes obtaining a unanimous decision before the Washington Supreme Court and securing appellate review in matters involving important attorney-client privilege issues. He also represents clients in administrative proceedings before the Washington State Office of Administrative Hearings, the Office of the Insurance Commissioner, and the Board of Industrial Insurance Appeals.
Through his Commercial Litigation practice, Isaac helps clients address disputes involving business operations, regulatory requirements, contractual obligations, and other legal issues that may proceed before courts or administrative agencies.
