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The law firm of Diego F. MacWilliam, in San Jose, California, handles all aspects of civil litigation (serious persona injury cases, wrongful death actions, product liability, medical/dental malpractice, real estate and business litigation); criminal law (all felonies and misdemeanors); and family law (divorce, child custody and visitation, child and spousal support, and property division.

Attorney Diego F. MacWilliam has extensive experience in litigation, and has tried numerous jury and court trials.  He is highly rated as a lawyer (“Excellent” rating by “Avvo.com” and “BV Distinguished” rating by Martindale-Hubbell).

Mr. MacWilliam graduated from the University of California, Berkeley, with a A.B. degree in Legal Studies, and Santa Clara University School of Law with a J.D. (Jurisprudence Doctor) degree.  He is admitted to practice before all courts of the State of California, and the United States District Court for the Northern District of California.  The firm has successfully represented clients throughout the State of California for more than 20 years.  Mr. MacWilliam is fluent in Spanish.

CIVIL LITIGATION:  The firm represents clients in civil litigation matters, including complex personal injury cases (serious/catastrophic auto accidents and dog bites), wrongful death/negligence actions, product liability, catastrophic accidents, medical and dental malpractice, business and real estate litigation, and employment related matters.

FAMILY LAW:  The firm regularly handles complex divorce cases involving high value assets.  Mr. MacWilliam is recognized as a very effective litigator in family disputes.  When appropriate, he offers mediation services to clients going through the highly stressful process of divorce.  The “collaborative” approach to divorce and separation ensures that personal issues, such as child custody and visitation, alimony and child support, can be settled without the added stress of a formal court hearing.

CRIMINAL LAW:  The firm represents clients facing serious criminal charges throughout the State of California.  Mr. MacWilliam represents clients charged with domestic violence, drug offenses (narcotics), drunk driving (DUI), theft, fraud (including “white collar crime), assault, sexual assault, homicide, serious “strike felonies,” and violation of probation cases.  The office also handles record clearance/expungment applications.


FEES: Fixed/ Hourly / Contingent (Personal injury cases).  There is no fee for the initial consultation.

MEMBERSHIP:  State Bar of California; Santa Clara County Bar Association; California Public Defenders’ Association (CPDA).

OFFICE HOURS: Monday through Friday, 9:00 a.m. to 6:00 p.m.  Weekend appointments are available upon request.


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