Fighting to
Protect the
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Award-Winning, Experienced Legal Counsel

Castle & Castle is the leading criminal defense law firm in the state of Colorado.

Denver Criminal Defense Lawyer

Serving Clients Throughout Colorado’s State & Federal Courts

Castle & Castle is the premier criminal defense firm focusing on violent crime and drug crime cases in Denver and throughout Colorado. Our attorney has more than 35 years of  experience, and is a leader in the field of criminal defense in the state of Colorado.

When you choose Castle & Castle, you can have confidence that your case is in good hands. Your best interests are always our number one priority.

Contact a Drug Crime Lawyer in Denver

Arrested for or suspected of a drug crime? Wondering what you can do to fight the charges? Contact us now for an initial consultation. You cannot safely discuss this situation with anyone but an attorney, because the things you say could end up being used as evidence against you.

Whatever you say to us, on the other hand, will be held in confidence under the attorney-client privilege rule. Tell us your side of the story. Ask us your questions. Find out what we can do for you.

For advice call (303) 800-3273 or submit an online contact form for a consultation. 

  • Avvo
  • Best Lawyers In America
  • Super Lawyers
  • Top 100 trial lawyers
  • CNN
  • Fox News
  • Univision
  • NY times
  • Denver Bar Association
  • CNBC
  • BBC
  • Colorado CD Bar
  • Hispanic Bar Association
  • National Association of Criminal Defense Lawyers
  • CBA
  • International Criminal Court
  • Top 10 Criminal Defense Lawyers in Colorado

    What Sets Us Apart

    What sets us apart from the rest? Our attorney has been honored with the AV Preeminent® rating from Martindale-Hubbell®, a peer-review rating that is among the most prestigious in the legal profession.
    Our attorney has also earned high scores on the attorney rating website, AVVO, with scores of Superb and Excellent, respectively.
    • 2015 St. Thomas More Award by the Colorado Catholic Lawyer's Guild
    • 2005 Denver Bar Association's Volunteer Lawyer of the Year Award
    • 2003 Colorado Criminal Defense Bar's President's Award
    • 2001 Colorado Criminal Defense Bar's Jonathan Olom Award
    • Colorado Super Lawyers® list for 2008 - 2024
    • American Association for Justice: Top 100 Trial Lawyers
    • Best Lawyers in America 2008 - 2022

    What Our Clients Are Saying

    • “He was the best in court and the best at supporting me through the process. I can't imagine anyone better.”

      - Mark H.
    • “Jim Castle is one of the finest criminal defense attorneys I know. He brings experience, passion and integrity.”

      - Glenn M.
    • “I have never experienced a lawyer, and his staff, as accessible and communicative.”

      - Colleen
    • “A compassionate and very conscientious attorney. Jim is the best attorney in Denver.”

      - David
    • “I am glad that he ended up with me in court. Highly recommend!”

      - Former Client
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