MM
Mark Preston McMahon
Mark Preston McMahon is a lawyer in Longview, TX who works for Erskine & McMahon, LLP. Practice areas include Litigation: Personal Injury. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 1977. Graduated from St. Mary's University in 1976.
Claim profileContact attorney
Law school
Bar admission
Office
Disciplinary
MM
Mark Preston McMahon
Erskine & McMahon, LLPLongview, TX·49 years licensed
Claim profileContact attorney
Mark Preston McMahon is a lawyer in Longview, TX who works for Erskine & McMahon, LLP. Practice areas include Litigation: Personal Injury. Court admissions include Fifth Circuit Court of Appeals, Texas Eastern District Court. Licensed in Texas since 1977. Graduated from St. Mary's University in 1976.
Law school
St. Mary's University
Class of 1976
Bar admission
1977
State Bar of TX · No. 13776500
Office
PO Box 3485
Longview, TX 75606
Disciplinary
None on record
Clean since admission
Case data
Case data
Click “Load case data” above to view charts.
Practice & jurisdiction
Practice areas
- Litigation: Personal Injury
Courts admitted
- Fifth Circuit Court of Appeals
- Texas Eastern District Court
- Texas Western District Court
- US Supreme Court
Reviews
No reviews yet. Be the first →
Last refreshed Jun 2026