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Sean Timothy Mcalister

About me

Sean T. McAlister is a native Houstonian. He is a Class of 1996 graduate from Texas A&M University in College Station, Texas with a double major in Finance and Accounting. While at Texas A&M University he held various leadership positions in campus organizations and honed his writing skills as an opinion columnist for the University’s Student Newspaper, The Battalion. After graduating from Texas A&M, Mr. McAlister attended law school at Southern Methodist University (SMU) in Dallas, Texas and received his Juris Doctorate in 2000. While at SMU, he volunteered his time at the public defenders office in Dallas County. After graduating from Law School in 2000, he accepted a position with the Harris County District Attorney’s Office as an Assistant District Attorney (ADA).


Mr. McAlister spent six years at the Harris County District Attorney’s Office honing his skills as an advocate and trial lawyer. During his tenure as an ADA, Mr. McAlister was a Chief Prosecutor on both the County Court and District Court level. In District Court, Mr. McAlister was responsible for the handling of the most serious of felony cases including Aggravated Robberies, Aggravated Sexual Assaults and Murders. Mr. McAlister also spent a significant amount of time in the Juvenile Division assigned to each of the three Juvenile District Courts in Harris County. He has handled all aspects of Juvenile cases from stipulations to certification hearings and trials.


Mr. McAlister has tried over 60 first chair trials, ranging from 1st degree Felonies to Class C Misdemeanors. While at the District Attorney’s office he also handled three second chair Capital Murder trials. As a prosecutor he had an outstanding success rate at trial, with only two not guilty verdicts in District Court. Mr. McAlister is also a member of the College of the State Bar of Texas, an honorary society of lawyers who are among the best trained attorneys in Texas.


Mr. McAlister joined Capitaine, Shellist, & McAlister, L.L.P. in December 2006. He became a partner in August 2007. He handles all types and levels of criminal offenses in both the juvenile and adult system. He benefits from the strong reputation he has developed over his years of practice in the criminal justice system. His strongest attributes are strategic thinking, a strong work ethic, and emphasizing quality of representation over quantity of representation.



Languages spoken: Spanish

Photos and videos

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Practice areas


  1. Criminal Defense: 75%
    16 years
  2. Child Abuse: 15%
    16 years
  3. Juvenile: 10%
    16 years



Fixed (always), Free consultation (60 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

17 total 

Are you an attorney? Endorse this lawyer

  • David L. Pendleton

    I endorse this lawyer. I worked on the opposite side from Sean on several matters. He was always professional, honest and aggressive. He made me work hard. I had to be very prepared when going up against Sean. He is extremely skilled in trial.


    David Pendleton Criminal defense Attorney
    Relationship: Opposing Counsel on matter

  • Travis Ashley Newton

    I endorse this lawyer.


    Travis Newton DUI and DWI Attorney
    Relationship: Other

Contact info

Shellist, Peebles & McAlister, L.L.P.

405 Main Street, Suite 200
Houston, TX, 77002

Capitaine, Shellist, Peebles & McAlister, LLP

405 Main
Suite 200
Houston, TX, 77002



TXEligible To Practice In Texas 200007/16/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Sheild and Diamond AwardPi Kappa Alpha1996
Work experience
TitleCompany nameDuration
PartnerShellist, Peebles & McAlister, L.L.P.2015 - Present
PartnerCapitaine, Shellist, Peebles & McAlister, L.L.P.2011 - 2015
Managing PartnerCapitaine, Shellist & McAlister, L.L.P.2010 - 2011
PartnerCapitaine, Shellist, Warren & McAlister, L.L.P.2006 - 2010
Assistant District AttorneyHarris County District Attorney's Office2000 - 2006
Association namePosition nameDuration
College of the State Bar of TexasN/A2011 - Present
Texas Criminal Defense Lawyers AssociationN/A2009 - Present
Harris County Criminal Lawyers AssociationN/A2007 - Present
Houston Bar AssociationN/A2000 - Present
Legal cases
Case nameOutcome
Juvenile MurderNot Guilty
Murder/ManslaughterNot Guilty
Multi-Million Dollar Mortgage FraudDismissed on Trial Date
See all legal cases 
Publication nameTitleDate
AVVO Legal GuidesBond Issues and Initial Considerations When Someone Has Been Arrested2013
School nameMajorDegreeGraduated
Southern Methodist University, Dedman School of LawDoctor of Jurisprudence/Juris Doctor (J.D.)N/A2000
Texas A&M University, College StationAccounting and FinanceBachelor of Business Administration1996
Speaking engagements
Conference nameTitleDate
Juvenile Probation OrientationA Prosecutor's Perspective2004
Juvenile Law Section CLEDefending Child Abuse Cases2004