About Us Serving the Central Valley for over 30 years, David Mugridge brings his client-based approach to each case. From simple traffic matters to complex death penalty cases, Mr. Mugridge uses his skills and expansive knowledge of the law to achieve the best results for each client. A certified criminal law specialist, Mr. Mugridge works in criminal defense, DUI / traffic, domestic violence, expungements, writs & appeals, probation, parole, some civil matters, and more.