+150 Years of Combined Experience Thousands of Criminal Cases Resolved

Contact Ronald Dinan & Associates

Northern California Criminal Defense Attorneys
Our law offices in Sonoma, Napa, Marin, Lake, Mendocino and Humboldt Counties are close to the courthouse and convenient to you. If you have been arrested on DUI or criminal charges or require other legal counsel, you can expect a courteous and helpful response from our attorneys and staff. We can be reached evenings and weekends, as well as during normal business hours.
Our Locations

Sonoma County
Map & Directions [+]
(707) 416-0880
Napa County
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(707) 252-0102
Marin County
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(415) 689-6541
Lake County
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(707) 574-8196
Mendocino County
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(707) 968-7024
Humboldt County
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How to Reach Us (888) 563-6268

1034 Walnut Street
Napa, CA 94559 Map & Directions [+]

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