AttorneyCatherine Syllaios Callahan
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Catherine Syllaios Callahan

Vinson & Elkins LLP

Dallas, TX · Dallas County · 20 years licensed

Cases
—
Licensed
20 yrs

Catherine Syllaios Callahan has been licensed in Texas since May 2006, 20 years. No board certifications, no disciplinary history, and no client reviews yet.

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Last refreshed Oct 2026
Catherine Syllaios Callahan, Lawyer in Dallas, Texas | Referlex