AttorneyWilliam Cullen McMahon● 59 total views
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William Cullen McMahon

McMahon Dean, PLLC·Dallas, TX·14 years licensed

William Cullen McMahon is a lawyer in Dallas, TX who works for McMahon Dean, PLLC. Practice areas include Litigation: Personal Injury. Court admissions include Oklahoma Eastern District Court, Oklahoma Northern District Court. Licensed in Texas since 2011. Graduated from Oklahoma City University in 2005.

Claim profileContact attorney
Law school
Class of 2005
Bar admission
2011
State Bar of TX · No. 24079760
Office
4310 N Central Expy
Dallas, TX 75206
Disciplinary
None on record
Clean since admission
WM

William Cullen McMahon

McMahon Dean, PLLC
Dallas, TX·14 years licensed
Claim profileContact attorney

William Cullen McMahon is a lawyer in Dallas, TX who works for McMahon Dean, PLLC. Practice areas include Litigation: Personal Injury. Court admissions include Oklahoma Eastern District Court, Oklahoma Northern District Court. Licensed in Texas since 2011. Graduated from Oklahoma City University in 2005.

Law school
Bar admission
2011
State Bar of TX · No. 24079760
Office
4310 N Central Expy
Dallas, TX 75206
Disciplinary
None on record
Clean since admission
Case data

Case data

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Practice & jurisdiction
Practice areas
  • Litigation: Personal Injury
Courts admitted
  • Oklahoma Eastern District Court
  • Oklahoma Northern District Court
  • Oklahoma Western District Court
  • Texas Eastern District Court
  • Texas Northern District Court
  • Texas Southern District Court
  • Texas Western District Court
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Last refreshed Jun 2026