The Law Office of Derek R. Ewin.

Contra Costa DUI Attorney


Welcome to the Law Office of Derek R. Ewin, where we use our Extensive Experience Defending Drunk Driving Cases in the Contra Costa County Superior Courts to help our clients get the Best Possible Results.

Derek Ewin has spent over 24 years prosecuting and defending DUI cases in the Contra Costa County Superior Courts. During his nearly 13 years as a Contra Costa Deputy District Attorney, he handled hundreds of Drunk Driving and DUI cases in all of the county courthouses including, Walnut Creek, Richmond (Bay), Pittsburg (Delta) and Martinez. His duties ranged from reviewing and filing cases, to negotiating with attorneys and judges, to prosecuting motions and jury trials, to sentencing and appeals. As a defense attorney, Mr. Ewin has used his knowledge of the inner workings of the DA’s Office and Contra Costa Courts to get his clients the best possible results.

Mr. Ewin also handles other aspects of Drunk Driving litigation. He will represent you against the Department of Motor Vehicles. The DMV will attempt to suspend your license a short period of time after your DUI arrest. You only have 10 days from your arrest to sign up with the DMV to contest that suspension. Mr. Ewin will defend you at your DMV Suspension Hearing and minimize or prevent any adverse impact on your driving privilege.

Most cases don’t go to trial, but when they do, you need an attorney who is comfortable in the courtroom and experienced in trial. Mr. Ewin has handled over 100 trials ranging from Homicide and Vehicular Manslaughter to Simple Drunk Driving and Traffic cases. He has the skills to give you the best possible defense.

Mr. Ewin has been appearing in and interacting with the Contra Costa County Courts, Judges and Court Staff for over 24 years. He has known many of the Deputy District Attorneys for the same period of time. His reputation is one of integrity and skill. These relationships and this reputation help Mr. Ewin get you the results you are looking for in your DUI case.

Serving the Greater San Francisco Bay Area

drunk driving arrest triggers very important time limits. You need to contact Mr. Ewin immediately. Your privilege to drive could be impacted in as little as 10 days if you do not toll these limits. In some cases, if Mr. Ewin can contact the DA’s office early enough, he can give the filing deputy district attorney exculpatory information that will prevent your case from being filed at all. Reduce or even eliminate the consequences of your DUI arrest by calling Mr. Ewin right away. Click Here To read more about DUI Defense.

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(925) 308-6444