MH
Mari C. Haley
Mari C. Haley is a lawyer in Waco, TX who works for Law Offices of Mari C Haley. Practice areas include Oil, Gas and Energy Resources. Board certifications include Oil, Gas and Mineral Law. Licensed in Texas since 1986. Graduated from Baylor University in 1985.
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Law school
Bar admission
Office
Disciplinary
MH
Mari C. Haley
Law Offices of Mari C HaleyWaco, TX·40 years licensed
Claim profileContact attorney
Mari C. Haley is a lawyer in Waco, TX who works for Law Offices of Mari C Haley. Practice areas include Oil, Gas and Energy Resources. Board certifications include Oil, Gas and Mineral Law. Licensed in Texas since 1986. Graduated from Baylor University in 1985.
Law school
Baylor University
Class of 1985
Bar admission
1986
State Bar of TX · No. 13321200
Office
4118 Green Oak Dr
Waco, TX 76710
Disciplinary
None on record
Clean since admission
Career history
2 observed firms
Based on State Bar of Texas snapshots — each row is a firm the attorney was registered with at one of our quarterly pulls.
- Law Offices of Mari C HaleyAS OF MAY 2023Private Law Practice · San Antonio, TX
- Law Offices of Mari C HaleyAS OF APR 2026Private Law Practice · Waco, TX
Case data
Case data
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Practice & jurisdiction
Practice areas
- Oil, Gas and Energy Resources
Courts admitted
- Fifth Circuit Court of Appeals
- Texas Western District Court
Credentials
Board certification
Oil, Gas and Mineral Law
TBLS · Certified 1998
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Last refreshed Apr 2026