Mark William Geller

Mark William Geller

5.0
Rating: 7.2

Licensed for 30 years

Criminal defense Lawyer at Irvine, CA
Practice Areas: Criminal Defense, Domestic Violence

900 Roosevelt, Irvine, CA

About Mark

Biography

Practice Areas

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Licenses

Licensed in California for 30 years

State: California

Acquired: 1995

Active

No misconduct found

Location

Law Office of Michael Fell

900 Roosevelt, Irvine, CA, 92620-3664

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Mark William Geller's Reviews

Avvo Review Score

5.0 /5.0

31 Client Reviews

Filter Avvo Reviews (31) Refine reviews to match your needs. Use the filters to quickly surface reviews that align with your case or priorities.

Showing 1 - 5 of 14 reviews | Recommendation

Posted by anonymous | March 05, 2026 | Hired Attorney | Criminal Defense

Excellent Attorney - Insightful/Well Connected

I highly recommend Mark as a defense attorney. From our first meeting, he brought clarity, strategy, and calm to an incredibly difficult situation. He quickly assessed the case, outlined a thoughtful path forward, and communicated every step with transparency and confidence. His background as a f...ormer District Attorney gives him a distinct advantage. He understands how cases are evaluated and prosecuted, which allowed him to anticipate challenges and build a strong, strategic approach. His preparation was thorough, his judgment sound, and his advocacy highly effective. Most importantly, Mark handled our case with professionalism and empathy, guiding it to the best possible outcome. I am deeply grateful for his expertise and would recommend him without hesitation.

Posted by anonymous | January 21, 2026 | Hired Attorney | Criminal Defense

Incredible

I cannot recommend Mark highly enough. From our very first meeting, he stood out as an incredibly approachable and professional advocate. He stepped in with absolute clarity, taking the time to explain every detail of the process and my options. What impressed me most was his dedication, and the f...inal result. He didn’t just go through the motions. He really fought for me. His former DA background truly makes him special. Thanks to his expertise and persistence, he was able to get my case dismissed. If you are looking for a defense lawyer who is skilled, communicative, and willing to go the extra mile to fight for you, he’s the right person. I would not hesitate in choosing him. To be straightforward, he’s the best in the business.

Posted by DT | December 08, 2025 | Hired Attorney | Criminal Defense

Lawyer who truly shows up

When the unthinkable happened and I was booked on a wrongfully accused serious charge, Mark stepped in with a calm presence, clarity, and real compassion. From our very first conversation, he helped me understand what was happening, what mattered, and what didn’t. He didn’t just give legal advice, he... helped me steady myself when I was overwhelmed trying to mitigate the ramifications of such an event. He was steady, thoughtful, and incredibly responsive. He walked me through each step, explained the process in plain language, and never once made me feel rushed or dismissed (I had a LOT of questions). I always felt like he genuinely cared about the outcome and about me as a person. What really stood out was his ability to engage with the District Attorney and guide the situation, pushed back on assumptions, and let the truth prevaol. His approach was quiet, strategic, and effective as ultimately the DA declined to file any charges, and I was able to move forward with my life, my name, and my future intact. I didn’t think that was possible at the start, but his work made it happen within days. Mark didn’t just handle a legal matter, he helped me through one of the hardest moments of my life and gave me a chance to breathe again. If you ever find yourself in a situation that feels bigger than you or overwhelming to navigate, he is someone you want in your corner. I’m genuinely grateful for his help.

Posted by anonymous | June 06, 2025 | Hired Attorney | Criminal Defense

Thank you Mark!!! Highly Reccomend

Mark was very knowledgeable, proactive, and responsive. I would highly reccomend Mark as he leveraged his experience and relationships to help me avoid prosecution. I can’t thank him and his team enough.

Posted by YOKO | May 06, 2025 | Hired Attorney | Criminal Defense

DV, Child Endangerment, and Battery case in OC - all dismissed!!

I highly recommend Mark Galler as a defense attorney. He successfully negotiated probation with a promise of dismissal for all three charges—Domestic Violence, Child Endangerment, and Battery—upon completion of a 52-week batterer's program and twice-weekly AA sessions. Throughout the process, he repr...esented me at every progress check-in hearing, making it so that I only needed to attend the final hearing. Mark is straightforward, honest, and never overpromises. If you're looking for a lawyer who operates more like a strategic partner, he absolutely delivers that impression. While he shows a fair amount of sympathy, he remains highly professional—focusing on results rather than emotional support. He values efficiency and won’t waste your time (or money) acting as a therapist. His approach is neutral, professional, and exceptionally clear. If you're in a high-stress situation and need reliable legal guidance, Mark provides thorough, detailed answers, giving you a strong understanding of what he will handle and what you need to do to ensure the best outcome. Highly recommended.

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Experience

Rating:  7.2 (Very Good)

Work Experience

2021 - Present

Attorney, LAW OFFICE OF MICHAEL L. FELL

1995 - 2021

Deputy District Attorney, Orange County District Attorney

Education

N/A

Western State University College of Law

Languages

English

Avvo Rating

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Avvo Rating Levels
10.0 - 9.0 Superb8.9 - 8.0 Excellent7.9 - 7.0 Very Good6.9 - 6.0 Good5.9 - 5.0 Average4.9 - 4.0 Concern3.9 - 3.0 Caution2.9 - 2.0 Strong Caution1.9 - 1.0 Extreme Caution