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Matthew Knauss, of Counsel

Matt Knauss focuses his practice on defending those accused of driving under the influence.

Selected as a Super Lawyers “Rising Star” in 2010, 2011, and 2012, he is a passionate advocate who consistently achieves outstanding results for his clients. He is a veteran of countless trials and numerous other traffic and criminal prosecutions, including numerous DUI cases.

Matt interned with the Bothell Prosecutor's Office, where he was lead counsel in multiple jury and bench trials and then became an Associate Prosecuting Attorney for the City of Lynwood. As a prosecutor, it was his responsibility to prepare for the numerous legal issues and challenges that would be raised by the top DUI lawyers in the community and to respond to them in court. In early 2006 he was hired by the law firm of Moberly & Roberts, which hold the contracts to prosecute for numerous municipalities.  Matt served as the lead Prosecutor for the cities of Kirkland, Medina and Clyde Hill, until he was hired by Cowan Kirk Gaston in 2008.

Matt received a Bachelor of Science degree in Business Administration
from the University of Denver in 2001 where he was a recipient of the Provost Scholarship.  Immediately following college, Matt attended the Seattle University School of law, receiving his Juris Doctor degree, cum laude, in 2004. He has attended the National College for DUI Defense program at the Harvard Law School, and he is a member of the College.  He is also a member of the Washington Association of Criminal Defense Lawyers, the King County Bar Association, and the Washington State Bar Association.

The National Trial Lawyers The National Trial Lawyers


  • 5 Star DUI Defense

    Matt was a wonderful attorney, as well as coach during this difficult time. He was always willing to answer my calls and walk me through any questions I may have had. He did his very best to assist with the best possible outcome in my case and succeeded.

Cowan Kirk Kattenhorn


At Cowan Kirk Kattenhorn, there is a combined experience of over 75 years defending DUIs, and each lawyer has extensive training, not only in the science of breath and blood testing, they have hands on experience with the DataMaster, the breath testing device used in the state of Washington, and have one of the devices in their library, and they have lectured to other lawyers both in Washington and around he country on how to deal with that machine in court.

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Experience, knowledge, commitment, passion and integrity: that is what Cowan Kirk Kattenhorn are about. That is what they are known for, and it is why you should contact them for an initial consultation.