Experienced in Criminal Defense
With more than 30 years of experience representing individuals charged with various crimes, criminal defense attorney William M. Duncan handles the following types of cases:
- DUI/DWI: William M. Duncan is a Yreka DUI/DWI attorney and has defended individuals who have been charged with multiple DUI offenses and driving under the influence charges in the courts of Siskiyou County, Weed, and throughout California.
- Drug offenses: We have handled various cases involving drug charges and have defended clients in the court of law. This includes illegal drugs, as well as unlawfully obtained prescription drugs and prescription medication.
- Medical marijuana: Our firm has experience defending patients who require medical marijuana as part of their treatment and other individuals in various medical marijuana-card validity disputes.
- Methamphetamine: We have experience representing individuals who have been charged with possession, distribution, sales and trafficking of methamphetamine.
- White collar crimes: William M. Duncan, attorney at law, has experience defending individuals who have been charged with various white collar criminal offenses, including fraud, credit card fraud, theft, embezzlement and forgery.
- Domestic violence: Our firm has experience representing families and couples in various domestic violence and spousal abuse cases.
- Sex crimes: We have experience representing individuals charged with sex crimes such as sexual abuse of a minor and child pornography.
- Three strikes offenses: Our firm is knowledgeable with strategies in helping individuals who have been charged with two or more prior strikes.
- Weapons offenses: We are skilled at handling cases involving illegal firearms and weapons in California.
- Traffic violations/DMV: Our firm has handled hundreds of traffic and moving violations, including speeding tickets, driving with a suspended license and various other related cases.
Serving Clients in Communities Such as Yreka and Weed
If you are seeking legal representation or would like more information about our services, contact a lawyer at our office today to set up your free initial consultation. You can reach William M. Duncan, Attorney at Law, toll free at 877-786-5813 or by contacting us online.

