Mackenzie L. Smith


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  • Overview
  • Experience
  • Honors & Involvement
Bio overview

Mackenzie Smith is a trial lawyer whose state and federal civil litigation practice is primarily focused on matters affecting the energy industry, including the resolution of contract and royalty payment disputes and lawsuits involving claims of surface damages, pollution and other environmental issues, lease cancellation, quiet title, adverse possession, nuisance and trespass, negligence, personal injury, property damage, and products liability. She also routinely advises and assists energy clients in drafting and negotiating master service agreements and other contracts.

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Experience, Honors, & Awards

Representative Experience

  • Obtained summary judgment in favor of minerals management company on claims of breach of contract, specific performance, and declaratory judgment in an action arising from an offer to sell certain mineral interests in Blaine County, Oklahoma.
  • Currently defending several oil and gas injection well operators in multiple cases in state and federal courts alleging the underground injection of produced water has caused an increase in seismicity in certain parts of Oklahoma. Some cases are putative class actions and others are actions in which several individual plaintiffs have joined together in the same lawsuit. The plaintiffs generally seek to recover property damages and damages for alleged interference with use and enjoyment of property.
  • Assisted in obtaining favorable rulings on statute of limitations defense on behalf of several oil and gas injection well operators in multiple cases in Oklahoma state courts involving allegations that the underground injection of produced water has caused earthquakes in Oklahoma.
  • Assisted in obtaining reversal of a district court judgment finding that the Board of County Commissioners of Ellis County, Oklahoma, acquired by adverse possession a road on client’s property.

Professional Organizations and Memberships

  • Oklahoma Bar Association
  • Mineral Lawyers Society of Oklahoma City
  • Young Professionals in Energy (Co-General Counsel)

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Attorney Articles


  • Oklahoma, 2017
  • U.S. District Courts for the Western and Northern Districts of Oklahoma


  • J.D., summa cum laude, Oklahoma City University, 2017
    • Oklahoma City Law Review; International Law Moot Court Team; 12 CALI Awards
  • B.A. (History), magna cum laude, Oklahoma State University, 2014
    • Phi Beta Kappa


2018 Firm Announcement

January 3, 2018