• DUI Charges

    Our DUI defense team has decades of experience defending DUI cases. Our results and reputation are unrivaled. If results matter to you, contact us now to let us put our experience to work for you.

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  • Case results

    Our results and reputation are unmatched. We have won countless not guilty verdicts in DUI cases, including serious felony DUI cases involving injury.

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DUI Defense

Start here to put our decades of experience in DUI cases to work for you.

DMV Defense

We have defended thousands against the DMV. Let us fight to save your driver's license after a DUI arrest.

Criminal Defense

From assault with a deadly weapon to robbery, we have won many not guilty verdicts on serious felony criminal matters.

Writs and Appeals

Our firm has successfully litigated criminal writs and appeals in California and federal courts, including the United States Supreme Court, on cases ranging from DUI to murder. Lara Gressley lectures lawyers across the state on criminal writs and appeals.

Hire the Best DUI and Criminal Defense and Appeals Team in California

At Gressley & Donaldson, we understand that this is a difficult time for you. We want to help. The firm cares about what happens to you, and thinks of your case as our case. You can call us at any time, knowing that the firm will be there for you. You can trust that the lawyers at Gressley & Donaldson will always strive for the best possible outcome for you.


Our Attorneys

  • Lara J. Gressley

    Lara Gressley is one of the preeminent appellate lawyers in the state.

  • Mike Donaldson

    Mike is a graduate of Gerry Spence's Trial Lawyer's College, and ha...

Recent Case Results

  • Client charged with felony DUI in violation of Vehicle Code section 23153 (a) and (b). The felony DUI charges were dismissed after negotiations, resulting in no actual jail time, and saving a one-year license suspension. Read On

  • Client arrested for DUI. Blood test reports BAC of .12%. DUI charges dismissed for wet reckless, saving client's professional license. Read On

  • Client arrested for DUI with breath alcohol test at the scene that reported .10% BAC. Client's job on the line. After filing motion to suppress evidence, case settled for reckless driving, no license suspension, no jail time, and saved client's career. Read On




The Only Riverside County Criminal Defense, DUI Defense and Appeals Firm Awarded the "Super Lawyers" Designation

Gressley & Donaldson is the only Criminal Defense, DUI defense, and Appeals firm in Riverside, Murrieta, and Temecula to be awarded a Super Lawyers designation. Super Lawyers only awards this designation to Criminal Defense and DUI attorneys that demonstrate excellence among their peers.


One of California's leading authorities on DUI defense, criminal defense, and criminal appeals. Attorneys Lara Gressley and Mike Donaldson regularly lecture lawyers across the state and nation on criminal and DUI defense strategies and writs and appeals.


Michael Wayne DonaldsonReviewsout of 30 reviews