Atty. Mark Lea (Beau) Cantrell

Atty. Mark Lea (Beau) Cantrell

Mark Lea (Beau) Cantrell is a lawyer practicing criminal appeals, criminal law, driving while intoxicated and 7 other areas of law. Mark Lea (Beau) received a B.A. degree from University of Oklahoma in 1973, and has been licensed for 49 years.

El Reno El Reno 49 yrs experience 49 year
Call (405) 972-3204 Book Appointment

Profile Summary

About Mark Lea (Beau) Cantrell at a glance

Mark Lea (Beau) Cantrell is a Member based in El Reno, Oklahoma, practicing at Cantrell Law Office. They have 49+ years of legal experience, licensed to practice since 1977. Their practice focuses on divorce, dui/dwi, child custody, probate, and personal injury. Admitted to practice in Oklahoma (1977). Educated at University of Oklahoma (J.D., 1976) and University of Oklahoma (B.A., 1973). Recognitions include CV Notable. Active member of Canadian County and Oklahoma Bar Associations Oklahoma Criminal Defense Lawyers Association Oklahoma Trial Lawyers Association. Serands clients in El Reno, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Lea (Beau) Cantrell is a lawyer practicing criminal appeals, criminal law, driving while intoxicated and 7 other areas of law
  • Mark Lea (Beau) received a B.A. degree from University of Oklahoma in 1973, and has been licensed for 49 years
  • Mark Lea (Beau) practices at Cantrell Law Office in El Reno, OK

Practice Areas Explained

Mark Lea (Beau) Cantrell's Areas of Practice

Each practice area below reflects the types of cases Mark Lea (Beau) Cantrell handles, with a brief overview of what that area of law covers.

Divorce

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

Mark Lea (Beau) Cantrell is one of 50,487 divorce attorneys indexed nationally. Browse divorce attorneys in Oklahoma →

DUI / DWI Defense

Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.

Mark Lea (Beau) Cantrell is one of 29,977 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in Oklahoma →

Child Custody & Visitation

Mark Lea (Beau) Cantrell is one of 31,241 child custody attorneys indexed nationally. Browse child custody attorneys in Oklahoma →

Probate

Mark Lea (Beau) Cantrell is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Oklahoma →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Mark Lea (Beau) Cantrell is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Oklahoma →

Jurisdictional Context

Why local counsel matters in Oklahoma

Practicing law in Oklahoma. Legal matters in Oklahoma are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in El Reno are typically filed in the local municipal court or the appropriate Oklahoma state district court, depending on subject matter and amount in controversy. An attorney licensed in Oklahoma brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Oklahoma courts without local counsel or pro hac vice admission.

Looking for additional Oklahoma attorneys? Browse all attorneys in El Reno or all attorneys in Oklahoma.

Frequently Asked

Common questions about Mark Lea (Beau) Cantrell

Where is Mark Lea (Beau) Cantrell's law office located?
Mark Lea (Beau) Cantrell's law practice is located in El Reno, Oklahoma. The firm is Cantrell Law Office. You can contact the office directly through this profile page.
What practice areas does Mark Lea (Beau) Cantrell handle?
Mark Lea (Beau) Cantrell focuses on divorce, dui/dwi, child custody, probate, personal injury. Each practice area listed reflects experience handling cases of that type in Oklahoma.
How long has Mark Lea (Beau) Cantrell practiced law?
Mark Lea (Beau) Cantrell has 49+ years of legal experience and has been licensed since 1977.
Where did Mark Lea (Beau) Cantrell go to law school?
Mark Lea (Beau) Cantrell earned their education at (J.D., 1976); (B.A., 1973).
How can I contact Mark Lea (Beau) Cantrell for a consultation?
You can contact Mark Lea (Beau) Cantrell directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Mark Lea (Beau) Cantrell received?
Mark Lea (Beau) Cantrell's notable recognition includes: CV Notable.

Education

J.D.
University of Oklahoma
- 1976
B.A.
University of Oklahoma
- 1973

Awards

CV Notable

Bar Admissions

Oklahoma
Admitted: 1977

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