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L. Mark Walker's Profile Image

L. Mark Walker

Recognized by Best Lawyers® since 2003.
Braniff Building, Suite 100, 324 North Robinson Avenue Oklahoma City, Oklahoma 73102
 | 
Firm: Crowe & Dunlevy
 |  Website
 
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Overview
Firm

Crowe & Dunlevy


Years In Practice


Phone Number

L. Mark Walker, a director in Crowe & Dunlevy’s Oklahoma City office, focuses his practice in the areas of energy, natural resources and environmental law. His practice includes litigation in both federal and state courts, as well as practicing before the Oklahoma Water Resources Board, Oklahoma Department of Environmental Quality and Oklahoma Corporation Commission. Mark is listed by Chambers USA as a leading individual in Energy and Natural Resources, in addition to his rankings in Best Lawyers and Super Lawyers.*

An esteemed fellow in the American College of Environmental Lawyers, Mark has authored numerous energy, natural resource and environmental articles for publications such as the Oklahoma Bar Association’s Bar Journal, Oklahoma Law Review and Tulsa Law Review. He lectures at numerous conferences and seminars, including those sponsored by the American Bar Association and Oklahoma Bar Association. He is also a member of the Mineral Lawyers Society of Oklahoma City and serves on the regulatory and environmental committee of the Oklahoma Independent Producers Association.

Mark graduated with special distinction from the University of Oklahoma, where he completed his Bachelor of Business Administration in Economics in 1980. He obtained his Juris Doctor at the University of Oklahoma College of Law in 1983, where he was elected to the Order of the Coif. He has also served his community, helping with tornado disaster relief and legal services for the indigent.

What legal services does this lawyer offer?
CleanTech Law
Energy Law
Energy Regulatory Law
Environmental Law
Litigation - Environmental
Mass Tort Litigation / Class Actions - Defendants
Natural Resources Law
Oil and Gas Law
Water Law
Awards
Lawyer of the Year recognition for L. Mark Walker
Named "Lawyer of the Year" by Best Lawyers® for:
Environmental Law, Oklahoma City (2021)
Energy Law, Oklahoma City (2020)
Energy Regulatory Law, Oklahoma City (2019)
Environmental Law, Oklahoma City (2015)
Contact Details and Office Locations
Braniff Building, Suite 100, 324 North Robinson Avenue
Oklahoma City, Oklahoma 73102
Oklahoma City, Oklahoma 73102
See Location
Address for L. Mark Walker
Client Reviews & Commendations

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