Criminal Defense Lawyers
Clay County and Northeast Florida
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Your Freedom Matters

Northeast Florida DUI defense lawyers focused on your legal needs

Being charged with a DUI or another crime in Florida can have serious consequences, and you may need the help of an experienced northeast Florida DUI defense lawyer to explain your legal options and defend your rights.

Attorney SieronAttorney Sieron 30 Years Reputation

If you get charged with a DUI, you could be put in jail. You could have your car impounded. You could be fined hundreds or thousands of dollars. You could easily lose your job, and if your DUI charge turns into a conviction, you might have a hard time finding any job in the future due to your criminal record. Our knowledgeable northeast Florida DUI defense attorneys understand the criminal justice system in Clay County, Duval County, and throughout northeast Florida.  Our DUI defense lawyers can provide you with representation that’s professional and empathetic to your situation.

Our DUI defense attorneys understand the seriousness of criminal charges. Whether you’ve been charged with a DUI, are facing drug charges, or need a defense attorney for any other type of criminal charges, our northeast Florida criminal defense lawyers can help.

Our criminal defense attorneys are committed to fighting for the rights of people charged with serious crimes in Clay County and elsewhere in northern Florida. We know what’s at stake, and are eager to work with you. Contact Aguilar & Sieron, P.A. in Green Cove Springs today for a free consultation.

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    What our
    clients say

    “Mark is the best!”

    - N.R.

    “Mark is an outstanding Attorney! He has handled multiple issues for me and my family. Always have outstanding results.”

    - M.C.

    “Mark Sieron is a great criminal defense attorney.”

    - M.B.

    “Mr. Sieron, I thank you from the bottom of my heart for the legal services you provided for me and my family. You worked a miracle and really saved my life.”

    - T.B.

    “Mark, we would like to express our deep appreciation for the diligence you performed…Your professionalism and knowledge give us great assurance…Thanks for all you have done.””

    - C.M.

    “Mark is an outstanding attorney! He has handled multiple issues for me and my family. Always have outstanding results. Don't go anywhere else in Clay County for legal representation.”

    - T.S.

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    Meet Our

    Our defense attorneys have more than 69 years of combined legal experience.

    Defense attorney Mark Sieron began his legal career working as a prosecutor in Florida. He and his law partner Bob Aguilar have built their law firm into one of the most highly-regarded legal teams in the state.

    About Us

    Recognized by legal professionals for 20 years with an AV Preeminent® rating by Martindale-Hubbell ®. AV Preeminent is a testament to the fact that a lawyer’s peers rank them at the highest level of professional and ethical excellence.

    Our Northeast Florida DUI Defense Lawyers Respect Your Needs

    Being a top-notch criminal defense lawyer involves being attentive to your legal needs, whether you need help resolving a DUI charge, a drug charge, or some other kind of criminal charge. Instead of telling you what to do, our criminal defense attorneys will take the time to find out exactly what happened, then explain all your legal options so you can decide what you want us to do on your behalf.

    Once you decide on a course of action, our criminal defense lawyers will get straight to work on your case. Often, strict deadlines exist when it comes to DUI, drug, and other criminal charges. If you miss a deadline, you could miss out on your opportunity for justice. That’s why it’s so important to retain an experienced criminal defense attorney from our law firm in Green Cove Springs.

    View Our Firm History
    • 1979
    • 1981
    • 1984
    • 1985
    • 1987
    • 2012
    • Today

    Defense lawyers honored to serve northeast Florida

    Our legal team takes great pride in working equally hard for all clients, whether it’s on a DUI charge, a drug charge, or some other type of criminal charge. That’s why we want to meet with you as soon as possible. We believe you deserve to be treated with dignity and respect and would be honored to serve as your criminal defense attorneys.

    You often only have one opportunity for justice in defense against DUI, drug, and other criminal charges. That’s why it’s important that you have an experienced criminal defense lawyer working for you. Our criminal defense attorneys have a strong record of success, and we know how to win. Contact a criminal defense lawyer from Aguilar & Sieron, P.A. in Green Cove Springs today for a free consultation.

    Results Matter Here

    Florida Association of Criminal Defense LawyersNational Association of Criminal Defense LawyersMartindale-HubbellAmerican Institute of Criminal Law AttorneysTop One PercentTop 100 Trial LawyersSuper Lawyers

    Free Case Consultation

      When you need a DUI defense lawyer, take action right away. Contact us to schedule an appointment at our Green Cove Springs office. We can also meet anywhere else that’s convenient for you. Discover what our law firm can do for you. You can reach us 24 hours a day, 7 days a week. We proudly serve Clay County, St. Johns County, Jacksonville, and communities throughout northeast Florida.

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