About The Hull Firm – Proven Criminal Defense Lawyers in Austin, TX
Dedicated to protecting your rights, preserving your freedom, and fighting for the best possible outcome—no matter the charge.
#1 Goal Is A Dismissal
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Mark Hull
Managing Partner
Mark Hull was born in Houston, Texas, and his family relocated to Austin when he was less than a year old. He has called Austin home ever since, with the exception of his college years. Mark, a highly regarded DWI and criminal defense attorney, earned a B.A. in Economics and a B.A. in Philosophy from Claremont McKenna College in Los Angeles, California. He then returned to Texas and earned his J.D. from St. Mary’s University School of Law in San Antonio in 2003.
Mark is licensed to practice in all Texas state courts and the U.S. District Court for the Western District of Texas. He is also an active member of the Texas Criminal Defense Lawyers Association, Texas Bar Criminal Law Section, and Texas Trial Lawyers Association.
With over 20 years of experience, Mark has dedicated his career to defending individuals charged with DWI, DUI, and a wide range of criminal offenses across Austin and Central Texas. As a former prosecutor, he uses his insider perspective to craft aggressive, strategic defenses that get real results — helping secure over 700 case dismissals for his clients.
Mark’s commitment to exceptional criminal defense has earned him recognition as one of the “10 Best Attorneys in Texas” by the American Institute of DUI/DWI Attorneys, inclusion in the National Trial Lawyers Top 100 Criminal Defense Attorneys, a Superb Avvo rating, and multiple Client’s Choice awards for DWI and DUI representation.
At The Hull Firm, Mark represents clients facing all types of misdemeanor and felony charges, from DWI and DUI to drug crimes, assault, theft, and more. He is known for his straightforward communication, honest advice, and relentless advocacy for his clients in Travis County and surrounding courts.
Mark offers free, confidential consultations and flexible payment plans, ensuring everyone has access to a strong defense.
If you or a loved one is facing a criminal charge in Austin or the surrounding areas, contact The Hull Firm today to schedule your free consultation.
Allison Tisdale
Managing Partner
Licensed in Texas since 2012, Allison Tisdale is a dedicated criminal defense attorney at The Hull Firm in Austin. Born in Corpus Christi, Allison moved to Austin to attend the University of Texas, then went on to earn her law degree at George Mason University in Washington, D.C. She brings over a decade of courtroom experience and insider knowledge to every case she handles.
As a former Travis County prosecutor, Allison served as an Assistant County Attorney and then as an Assistant District Attorney, building her reputation in the courtroom. She worked as chief misdemeanor prosecutor, special prosecutor for complex blood DWI cases, and as the prosecution’s representative for the Travis County DWI Diversion Court. She was named Prosecutor of the Year in 2016 and gained extensive trial experience handling serious felony cases, including intoxication manslaughter and intoxication assault.
Allison’s excellence in criminal defense has earned her recognition as a Top Attorney for Criminal Defense by Austin Monthly Magazine for three consecutive years: 2023, 2024, and 2025. She also shares her expertise by training prosecutors, judges, and law enforcement on DWI law, and lectures regularly for the State Bar of Texas.
Since joining The Hull Firm in 2021, Allison has continued to fight for clients facing DWI, DUI, drug charges, violent crimes, and other misdemeanor and felony offenses across Austin and Central Texas. Clients appreciate her strategic, aggressive approach, honest communication, and unwavering dedication to protecting their rights and futures.
Kellie Fox
Associate Attorney
Kellie Fox is from Houston, Texas and moved to San Antonio to attend the University of Texas San Antonio where she obtained a B.A. in Criminal Justice. After graduating, she moved to Chicago, Illinois for law school at Chicago Kent College of Law, where she concentrated in criminal litigation. While in Chicago, she worked with the Cook County Public Defender’s office. Kellie relocated to Austin after graduation, where she worked at Google for nearly 5 years. Kellie joined the Hull firm in August of 2023.
Liliana Jayme
Associate Attorney
While in law school, Liliana competed successfully on multiple interscholastic mock trial and moot court competition teams. Liliana was inducted into the University of Texas’s oldest honor society, the Friar Society, in the Spring of 2022. Additionally, she was inducted into the University of Texas School of Law’s Order of the Barristers due to her advocacy work and success throughout law school in the Spring of 2022.
Liliana has spent her time at the firm working on a variety of misdemeanor and felony cases. She is passionate about helping clients navigate their cases from beginning to end.
In her free time, Liliana coaches interscholastic mock trial teams at the University of Texas School of Law.
Katie Barnwell
Associate Attorney
Hilary Kustoff
Associate Attorney
Licensed in Texas since 2016, Hilary Kustoff is a fourth-generation Bexar County lawyer who focuses her practice on criminal defense. She earned her undergraduate degree from The George Washington University and her law degree from the University of Alabama School of Law.
Before joining the team, Hilary served as both a prosecutor and a defense attorney, gaining a clear understanding of how criminal cases are built—and how to challenge them. She has handled hundreds of cases involving assault, family violence, and other serious offenses, an experience that shaped her disciplined and strategic approach to defense work.
Hilary is known for her relentless advocacy, practical judgment, and steady presence in the courtroom. She treats every client with respect and honesty, guiding them through difficult moments with clarity and confidence. Her philosophy is simple: preparation wins cases, and every client deserves a defense built on both strategy and humanity.
Austin Criminal Defense Lawyer
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Areas We Serve
Our legal team proudly serves clients throughout Central Texas. DWI charges aren’t just limited to Austin, and we regularly represent clients in surrounding cities and counties. We know the local courts, judges, and prosecutors in these areas, giving our clients a distinct advantage. Whether you're in downtown Austin or a rural area outside of Travis County, we’re ready to fight for you. Each jurisdiction has unique court procedures and local practices. We tailor our defense strategies to meet those regional expectations while protecting your legal rights with aggressive representation.