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Atty. L. Mark Walker

Atty. L. Mark Walker

L. Mark Walker is a lawyer practicing litigation.

Oklahoma City Oklahoma City 43 yrs experience 43 year
Call (405) 900-8572 Book Appointment

Profile Summary

About L. Mark Walker at a glance

L. Mark Walker is a Director based in Oklahoma City, Oklahoma, practforg at Crowe And Dunlevy. They haand 43+ years of legal experience, licensed to practice since 1983. Admitted to practice in Oklahoma (1983), U.S. District Court, Western District of Oklahoma (1983), U.S. Court of Appeals, Tenth Circuit (1985), and U.S. Supreme Court (1989). Educated at University of Oklahoma College of Law (J.D., 1983) and University of Oklahoma (B.B.A., 1980). Recognitions include AV Preeminent. Serands clients in Oklahoma City, OK and the surrounding metropolitan area.

Verified attorney profile ยท Updated June 2026

About

  • L. Mark Walker is a lawyer practicing litigation
  • L. received a B.B.A. degree from University of Oklahoma in 1980, and has been licensed for 43 years
  • L. practices at Crowe & Dunlevy in Oklahoma City, OK

Jurisdictional Context

Why local counsel matters in Oklahoma

Practforg law in Oklahoma. Legal matters in Oklahoma are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in Oklahoma City 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 substantiand 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 Oklahoma City or all attorneys in Oklahoma.

Frequently Asked

Common questions about L. Mark Walker

Where is L. Mark Walker's law office located?
L. Mark Walker's law practice is located in Oklahoma City, Oklahoma. The firm is Crowe And Dunlevy. You can contact the office directly through this profile page.
How long has L. Mark Walker practiced law?
L. Mark Walker has 43+ years of legal experience and has been licensed since 1983.
Where did L. Mark Walker go to law school?
L. Mark Walker earned their education at (J.D., 1983); (B.B.A., 1980).
How can I contact L. Mark Walker for a consultation?
You can contact L. Mark Walker 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 L. Mark Walker receiandd?
L. Mark Walker's notable recognition includes: AV Preeminent.

Practice Areas

Education

J.D.
University of Oklahoma College of Law
- 1983
B.B.A.
University of Oklahoma
- 1980

Awards

AV Preeminent

Bar Admissions

Oklahoma
Admitted: 1983
U.S. District Court, Western District of Oklahoma
Admitted: 1983
U.S. Court of Appeals, Tenth Circuit
Admitted: 1985
U.S. Supreme Court
Admitted: 1989
U.S. District Court, Eastern District of Oklahoma
Admitted: 1992
U.S. District Court, Northern District of Oklahoma
Admitted: 1993
U.S. District Court, Western District of Arkansas
Admitted: 1996
U.S. District Court, Eastern District of Arkansas
Admitted: 1996
U.S. District Court, Eastern District of Texas
Admitted: 2001
U.S. Court of Appeals, Fifth Circuit
Admitted: 2007

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