Established in 1948, Ater Wynne was a law firm based in Portland, Oregon. The firm provided legal advisory services in the areas of alternative dispute resolution, community broadband networks, construction, corporate finance, energy, intellectual property, appellate, trade transactions, and telecommunications. The firm's practice areas included project development, asset procurement and sale, mergers and acquisitions, and litigation. Ater Wynne catered to a large spectrum of industries which included energy, financial services, food and beverage, footwear and apparel, healthcare, manufacturing, real estate, and technology. The firm merged with Buchalter in October 2019.