DM
Daniel Barrett Mathis
Daniel Barrett Mathis is a lawyer in Oklahoma City, OK who works for Devon Energy. Practice areas include Oil, Gas and Energy Resources. Court admissions include All State Courts, All state courts (currently inactive). Licensed in Texas since 2006. Graduated from University of Mississippi in 2005.
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Law school
Bar admission
Office
Disciplinary
DM
Daniel Barrett Mathis
Devon EnergyOklahoma City, OK·19 years licensed
Claim profileContact attorney
Daniel Barrett Mathis is a lawyer in Oklahoma City, OK who works for Devon Energy. Practice areas include Oil, Gas and Energy Resources. Court admissions include All State Courts, All state courts (currently inactive). Licensed in Texas since 2006. Graduated from University of Mississippi in 2005.
Law school
University of Mississippi
Class of 2005
Bar admission
2006
State Bar of TX · No. 24055920
Office
333 W Sheridan Ave
Oklahoma City, OK 73102
Disciplinary
None on record
Clean since admission
Case data
Case data
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Practice & jurisdiction
Practice areas
- Oil, Gas and Energy Resources
Courts admitted
- All State Courts
- All state courts (currently inactive)
- All state courts.
- Fifth Circuit Court of Appeals
- Mississippi Northern District Court
- Mississippi Southern District Court
- Texas Northern District Court
- Texas Southern District/Bankruptcy Court
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Last refreshed Jun 2026