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John M. Sigman

Practice areas:

Juvenile, Administrative Law, Business, Consumer Protection, Debt Collection, Family, Litigation, Personal Injury

Practice Areas

Licensed since 1990

  1. Juvenile: 16%
  2. Personal Injury: 12%
  3. Litigation: 12%
  4. Family: 12%
  5. Other: 48%
  6. More 

Attorney Endorsements

1 total 

  • Jeremiah David Williams

    I endorse this lawyer.


    Jeremiah Williams Criminal Defense Attorney
    Relationship: Fellow lawyer in community

Contact Info

Sigman and Sigman

1205 W 43rd St
Austin, TX, 78756-3301



TXEligible To Practice In Texas 199008/25/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.

Avvo Contributions

Legal Answers


School NameMajorDegreeGraduated
Texas Tech University School of LawN/ADoctor of Jurisprudence/Juris Doctor (J.D.)1990