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Jackie Stewart Gravois is a Houston criminal defense lawyer and Senior Trial Attorney at Michael & Associates Criminal Defense Attorneys with nearly two decades of courtroom experience. She is Board Certified in Juvenile Law by the Texas Board of Legal Specialization, a distinction earned by a select group of Texas attorneys who have demonstrated substantial experience, specialized knowledge, and proven proficiency in juvenile law.
Throughout her career, Ms. Gravois has served as a prosecutor, public defender, juvenile judicial officer, and criminal defense attorney, providing her with a comprehensive understanding of how criminal and juvenile cases are investigated, prosecuted, adjudicated, and defended. Her experience includes serving as a Substitute Juvenile Law Master, where she presided over juvenile delinquency proceedings and other matters involving minors accused of criminal offenses, as well as positions as an Assistant District Attorney and Assistant Public Defender. This rare combination of prosecutorial, defense, and judicial experience allows her to evaluate cases from multiple perspectives and develop strategic, effective defenses tailored to each client's circumstances.
Ms. Gravois has represented hundreds of clients in matters ranging from Class C misdemeanors to first-degree felonies. Her criminal defense practice includes DWI offenses, drug crimes, assault and family violence allegations, theft offenses, weapons charges, probation violations, and other serious misdemeanor and felony matters. She is particularly experienced in juvenile defense, representing minors accused of offenses that often mirror the same allegations prosecuted in adult criminal courts.
As a Board-Certified Juvenile Law attorney, Ms. Gravois understands the unique legal, educational, and personal consequences that can arise when a child is accused of a criminal offense. She works closely with families to protect their child's future, navigate the juvenile justice system, and pursue outcomes that minimize long-term consequences whenever possible.
In addition to her criminal and juvenile defense practice, Ms. Gravois has served as defense counsel for participants in specialty Drug Court programs. Through this work, she has helped clients navigate treatment-focused alternatives to incarceration and gain access to rehabilitation programs designed to address the underlying issues contributing to criminal charges. This experience provides valuable insight into diversion programs, specialty courts, and alternative sentencing options available to qualifying individuals.
Drawing on nearly 20 years of courtroom experience and service as a prosecutor, public defender, juvenile judicial officer, and defense attorney, Ms. Gravois provides strategic representation informed by firsthand experience at every stage of the criminal and juvenile justice systems. She is committed to protecting her clients' rights, guiding families through difficult legal challenges, and pursuing the strongest possible outcome at every stage of the case.
About Michael & Associates Criminal Defense Attorneys
Michael & Associates Criminal Defense Attorneys is a criminal defense firm with a unique model: the high-touch, personalized attention of a boutique firm, backed by the resources and collective experience of a 40+ lawyer defense team.
Every client is assigned a dedicated Senior Trial Attorney who owns the defense from intake through resolution. That attorney focuses on a specific county and court — practicing there regularly and knowing the judges, the prosecutors, and the local tendencies that shape outcomes. Cases are not rotated, reassigned, or passed to junior attorneys (the firm doesn't employ any).
Behind that lead attorney is a team of forty criminal-defense lawyers with more than 1,000 jury trials between them, including attorneys Board Certified in Criminal Law by the Texas Board of Legal Specialization, ten Super Lawyers honorees, ACS-CHAL Forensic DWI Lawyer-Scientists, former prosecutors, former judges, and former law-enforcement professionals, including a former FBI agent.
That structure gives clients the 40-on-1 advantage: one senior lawyer leading your case, backed by the collective knowledge of 40+ criminal-defense attorneys. It means the prosecutor is not up against one lawyer — they're up against a brain trust.
The firm's main metric is client satisfaction, which is measured using standard CSAT surveys to every client at the conclusion of the case. The firm has achieved a 98.5% client satisfaction rate based on 1,840 survey responses. The full breakdown by case type is below:
- DWI: 97.8% CSAT (781 responses)
- Assault & Domestic Violence: 99.5% CSAT (368 responses)
- Other: 98.7% CSAT (158 responses)
- Drug Charges: 98.6% CSAT (142 responses)
- Motion to Revoke Probation: 97.8% CSAT (134 responses)
- Theft & Fraud: 100% CSAT (106 responses)
- Driving Offenses: 98.7% CSAT (75 responses)
- Weapons: 98.1% CSAT (52 responses)
- Sex Offenses: 100% CSAT (24 responses)
Data from September 2022 through May 6, 2026.
The firm's 2025 trial record was 65% favorable outcomes with a 50% outright acquittal rate. A 5.0 rating on Google. More than 1,400 five-star reviews on Google, Avvo, BBB, and Martindale, an A+ BBB rating, and combined criminal-defense experience exceeding 540 years. Attorney caseloads run well below ABA recommendations. Case reviews are free. No trial fees - ever.
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Chat withState: Texas
Acquired: 2007
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200 Post Oak Blvd 10th floor, Houston, TX, 77056
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2007
Doctor of Jurisprudence/Juris Doctor (J.D.)
Spanish