Matt Millslagle is a Federal and State Criminal Law Attorney at
Files Harrison, P.C. As a former Smith County Prosecutor and
Assistant Federal Public Defender with the Eastern District of
Texas, Matt brings a wide range of courtroom and negotiation
experience that helps him achieve justice for his clients.
A Highly Skilled & Dedicated Client Advocate
Matt is committed to providing clients with strategic counsel and
unwavering support. As a former prosecutor, Matt has experienced
how the U.S. government views clients facing criminal accusations.
He uses this firsthand knowledge to his clients’ advantage when
formulating thorough strategies for their cases.
When it comes to clients accused of crimes, Matt is prepared to
defend their rights to the fullest extent of the law. He believes
everyone has the right to not just an attorney, but to one who
will staunchly advocate on their behalf.
Thanks to his exceptional courtroom and negotiation experience,
Matt takes a thorough, proactive approach to each case. From
meticulous research to scrutinizing witnesses, he makes sure to
give his clients a robust legal defense to secure a positive
From Prosecutor to Defender
Hailing from Tyler, Texas, Matt was inspired to become an attorney
by witnessing criminal defense attorneys in the surrounding area.
He earned his Bachelor’s degree in Political Science from Texas
A&M University in 2013. He then went on to achieve his Juris
Doctorate in 2016 from South Texas College of Law Houston.
Matt became a Smith County Prosecutor before becoming an Assistant
Federal Public Defender with the Eastern District of Texas. This
diverse background in criminal law gave him a comprehensive
understanding of the complex intricacies of Federal and State law.
During his time as a Federal Defender, Matt practiced exclusively
in Federal Criminal law. He honed his ability to advocate in the
courtroom in negotiations, helping clients achieve proper justice.
He now uses his extensive knowledge and skills to give clients
rigorous legal representation.
Matt still resides in Tyler, Texas with his wife Katie, his two
daughters and their family dog. In his spare time, Matt enjoys
spending quality time with his family and friends, golfing and