John F. O’Neill Castro is a distinguished criminal and traffic defense law firm based in Front Royal and Fairfax, Virginia, offering elite legal representation with over 25 years of focused experience. As a bilingual solo practitioner, the firm stands out for its personalized attention, deep courtroom expertise, and commitment to Spanish-speaking clients.
The firm’s approach is built on integrity, experience, and accessibility, providing clients with dedicated defense in both state and federal courts. With a background that includes handling thousands of cases and trying hundreds to verdict, John F. O’Neill Castro is well-respected throughout Northern Virginia and the Shenandoah Valley, offering free initial consultations and 24/7 availability for urgent legal matters.
Services Offered
- Criminal Law
- DWI and Traffic Defense
- Assault and Battery
- Reckless Driving
- Drug Offenses
- Felony Charges
- Sex Crimes
- Juvenile Crimes
- Violent Crimes
- Driver’s License Reinstatement
- Defensa Criminal (Spanish-language criminal defense)
- Hit and Run Cases
- Theft Charges
- Weapons Charges
Serving clients across Northern Virginia, including Front Royal and Fairfax, the firm is bilingual (English and Spanish) and brings a legacy of legal excellence dating back to 1993, continuing a family tradition in law begun by the attorney’s father.
