Skip to main content

Practice areas


  1. DUI & DWI: 85%
    9 years, 200 cases
  2. Criminal Defense: 10%
    9 years, 100 cases
  3. Appeals: 5%
    9 years, 3 cases



Free consultation (60 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

19 total 

Are you an attorney? Endorse this lawyer

  • Michael D Volk Jr

    I endorse this lawyer.


    Michael Volk Trademark Application Attorney
    Relationship: Fellow lawyer in community

  • T. Luke Barteaux

    Jessica is great attorney that has represented many of my Oklahoma clients in Texas when the need arises.


    T. Barteaux Family Attorney
    Relationship: Fellow lawyer in community

Contact info

Sanchez Joyner, PLLC

821 E. Quincy St.
San Antonio, TX, 78215


TXEligible To Practice In Texas 200801/09/2016
WYAdministrative suspension - non payment of dues200712/11/2013
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
The National Trial Lawyers: Top 100The National Trial Lawyers Top 1002016
Top 10 Under 40National Academy of Criminal Defense Attorneys2015
Nation's Top One PercentNational Assosication of Distinguished Counsel2015
10 Best Client SatisfactionAmerican Institute of Criminal Law Attorneys2015
Forensic Drug Analysis VIAxion Training Institute Inc., Analytical Laboratories, Inc.2015
Summer Session 2015 Speaker AwardNational College of DUI Defense2015
Ten Best Attorneys - Client Satisfaction - TexasAmerican Institute of DUI/DWI Attorneys2015
Premier 100 Trial Attorneys - TexasAmerican Academy of Trial Attorneys2015
The National Trial Lawyers Top 100The National Trial Lawyers: Top 1002014
Forensic Chromatography XII: Theory & PracticeAxion Training Institute Inc., Analytical Laboratories, Inc.2014
San Antonio's Top 30 DUI& DWI LawyersSan Antonio Scene Magazine2014
20th Annual Mastering Scientific Evidence in DUI/DWI CasesTexas Criminal Defense Lawyers Association2013
Presidential AwardTexas Criminal Defense Lawyers Association2012
Stuart Kinard Memorial Advanced DWITexas Criminal Defense Lawyers Association2012
25th Annual Rusty Duncan Advanced Criminal Law CourseTexas Criminal Defense Lawyers Association2012
Boot Camp for New Lawyer TrainingCriminal Defense Lawyers Project2012
Stuart Kinard Memorial Advanced DWI SeminarTexas Criminal Defense Lawyers Association2011
18th Annual Mastering Scientific EvidenceTexas Criminal Defense Lawyers Association2011
48th Annual Criminal Law InstituteSan Antonio Bar Association2011
Interpersonal Dynamics for Trial LawyersCriminal Defense Lawyers Project2011
Stuart Kinard Memorial Advanced DWITexas Criminal Defense Lawyers Association2010
Understanding, Attacking, and Winning DWI CasesYour DUI Pro2010
34th Annual Texas Criminal Trial CollegeCriminal Defense Lawyers Project2010
16th Annual Mastering Scientific EvidenceTexas Criminal Defense Lawyers Association2009
2009 Summer SessionNational College for DUI Defense2009
Federal Court Practice 2008TexasBar CLE2009
Ultimate DUI Defense: Strategies for the Courtroom WarriorNational Association of Criminal Defense Lawyers2009
Stuart Kinard Memorial Advanced DWI Cross Examination SeminarTexas Criminal Defense Lawyers Association2009
Ackerman Law Firm Criminal Law Boot CampCustom CLE Professional Development Program2008
Ackerman Law Firm Advanced Criminal LawCustom CLE Professional Development Program2008
National Trial Competition Award of MeritAmerican Association of Trial Lawyers and the Texas Young Lawyers Association2007
Work experience
TitleCompany nameDuration
PartnerSanchez Joyner, PLLC2012 - Present
Associate AttorneyLaw Office of Jamie Balagia2010 - 2012
PartnerThe Ackerman Law Firm2008 - 2010
Associate AttorneyThe Spence Law Firm2007 - 2008
Association namePosition nameDuration
National College of DUI DefenseMember2008 - Present
National Association of Criminal Defense LawyersMember2007 - Present
Texas Criminal Defense Lawyers AssociationMember2007 - Present
Legal cases
Case nameOutcome
State of Texas v. T.C.Not Guilty Verdict
State of Texas v. V.B.Dismissed
State of Texas v. A.T.Dismissed
See all legal cases 
School nameMajorDegreeGraduated
St. Marys University School of LawLawJD - Juris Doctor2007
University of Texas System, AustinSociologyBA - Bachelor of Arts2005
St. Agnes Academy, Houston TexasN/AHigh School Diploma1999
Speaking engagements
Conference nameTitleDate
Pure Science SeminarVoir DIre in DWI Cases2015
NCDD Summer Session at Harvard UniversityCross Examination of the Arresting Officer2015
Mastering Scientific Evidence in DWI CasesDWI Mock Trial2015
Stuart Kinard Memorial Advanced DWI SeminarVoir Dire in DWI Blood Cases2012
Boot Camp for New Lawyer TrainingCourse Director2012