Christian Neumann: Criminal Defense Attorney
Of Counsel | Board-Certified Criminal Law Specialist
A serious criminal case calls for experience, judgment, and a lawyer who knows how the State builds its case. Christian Neumann brings a rare combination of prosecutorial depth and board-certified criminal defense experience to Christian, Nisbet & Casillas. As Of Counsel to the firm, he adds a powerful dimension to the team’s ability to defend clients facing complex, high-stakes criminal matters in Texas.
PROVEN IN THE COURTROOM. COMMITTED TO THE CLIENT.
Christian’s reputation is built on trial experience, precision, and a deep understanding of how criminal cases are investigated and prosecuted. Over the course of his career, he has handled matters ranging from DWI and drug offenses to homicide, public integrity investigations, sex crimes, and white collar cases. His background gives him direct insight into how prosecutors evaluate evidence, prepare cases, and pursue convictions.
Now in private practice, Christian applies that experience to strategic, aggressive criminal defense. He is known for his methodical approach, attention to detail, and commitment to protecting his clients at every stage of the case. He also serves as a VA-accredited attorney representing veterans in disability compensation claims and benefit appeals.
Whether you are under investigation or already facing charges, Christian brings the kind of courtroom-tested perspective that can make a real difference when everything is on the line.
Areas of Focus
DWI/DUI and intoxication offenses
Marijuana, cannabis, and THC possession charges
Drug and weapons charges
Violent crimes, including assault and homicide
Sex crimes and public integrity defense
White collar crime and fraud
Veterans disability compensation and appeals
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Legal Background and Prosecution Experience
Before returning to private practice as a criminal defense attorney, Christian spent over a decade prosecuting cases for the State of Texas in multiple jurisdictions, primarily in Bexar and Medina County. During that time, he handled the full range of serious criminal matters and worked closely with law enforcement agencies on major investigations from the earliest stages.
Felony Trial Lawyer in the Bexar County Criminal Trial Division
Original member of the Public Integrity & Cyber Crime (PICC) Unit
Trial Team Lead in Medina County for homicide, felony domestic violence, and public integrity matters
Day-one involvement in major investigations before submission to the District Attorney’s Office
Coordination with Texas Rangers, Sheriff’s Offices, and other local agencies in support of state prosecutions
Prosecutor pro tem for surrounding counties in high-profile matters where elected district attorneys recused themselves
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J.D. – St. Mary’s University School of Law
Harlan Society, Top 10% of Graduating ClassM.A. – Texas State University
B.A. – University of Texas
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Former adjunct faculty, St. Mary’s School of Law – Trial advocacy instruction
Volunteer mock trial coach and consultant for national competition teams
Regular mentor for law students pursuing litigation careers
BUILT FOR TRIAL. READY FOR BATTLE. FOCUSED ON RESULTS.
Clients choose Christian for more than his courtroom background. They choose him because he understands how serious cases are built, how they are prosecuted, and how to challenge them with discipline and focus. His board certification, trial experience, and methodical approach make him a strong advocate when the stakes are highest.
If you are facing serious charges or a criminal investigation, your defense starts with strategy. Request a confidential consultation today.
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