Driving Under the Influence


DUI Defense and DUI Diversion

Our firm offers representation to people arrested for driving under the influence in Washington County and the surrounding Portland-Metro Area.  Anybody can be arrested for a DUI, even people who have never been arrested or have no familiarity with the criminal justice system.  That is why it is so important to have an experienced DUI lawyer in your corner.

The attorneys at Karpstein & Verhulst, P.C. offer experienced and reliable representation, guiding you through the DMV process, negotiating with the District Attorney for the best outcome for you, getting you into the DUI Diversion Program so ultimately the DUI will be dismissed, or aggressively representing you at trial.

Facing a DUI can be a difficult experience.  Rest assured the attorneys at Karpstein & Verhulst, P.C. will guide you through the process in an effective and efficient manner.


  • DUI Arrests
  • DMV Hearings
  • Breath Test Refusals
  • Felony DUI
  • DUI Diversion Hearings
  • DUI Probation Violations