At Cowan Kirk Kattenhorn, our experienced DUI lawyers are dedicated to defending the rights of individuals in Seattle and throughout Washington that have been accused of driving under the influence. We have over 75 years of combined experience handling a variety of cases involving: Driving Under the Influence Boating Under the Influence Marijuana DUI If you would like to discuss your case in detail and see how we may be able to help you, contact our knowledgeable legal staff today.