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State and Federal Defense

State and Federal Criminal Defense Lawyer

Your criminal defense lawyer must fully understand the events that led to the charges against you. You know the facts better than anybody else. Daniel O'Brien will listen to you, find out additional details and develop an effective strategy for your defense.

Daniel O'Brien has over 25 years of experience representing clients in criminal cases. His experience includes representing clients in Iowa State Courts, United States District Court for the Northern and Southern Districts of Iowa and the United States Court of Appeals for the 8th Circuit.

Daniel O'Brien represents clients with all types of felony and misdemeanor criminal offenses. His representation includes but is not limited to these cases:

  • Marijuana charges
  • Possesion, sale, and distribution of drugs
  • Manufacturing of drugs
  • OWI/DUI offenses (drunk driving)
  • Driving violations
  • Firearms cases
  • Assaults
  • Stalking
  • Sex crimes
  • Burglary
  • Criminal mischief
  • Forgery
  • Fraud
  • Robbery
  • Theft
  • Money Laundering
  • White-collar crime
  • Homicide
  • Manslaughter
  • Conspiracy
  • Parole and probation
  • Juvenile criminal law


If you are facing criminal charges, you need an experienced, aggressive lawyer protecting your legal rights and your future. The knowledge and experience of the lawyer you hire may mean the difference between prison and dismissal of the charges.

Call Daniel O'Brien at 319-364-1530