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Headshot of Mark Hanna for SDM.

Mark W. Hanna



Mark is a full-service energy and environmental lawyer, helping clients with litigation, legal advice and regulatory matters. He represents oil and gas operators, lessees, pipelines, investors and others. Alongside SDM’s deep bench of talented lawyers, Mark is proud to offer a one-stop shop for clients looking for sound legal advice, guiding clients to the right solution for any problem, whether that requires a quick phone call or a lawsuit.

Mark has been recognized as one of the leading lawyers in his field, selected for The Best Lawyers in America and repeatedly as a Texas Rising Star. His clients count on his solid legal advice, and continue to turn to Mark when the stakes are highest.

Mark is an Austin native and an active member of the community, having served on the boards of directors for The Contemporary Austin and Arthouse at the Jones Center. Mark is also a member of the SMU Dedman School of Law’s Emerging Leader Board of Directors.

  • University of Texas at Austin, B.S., Electrical Engineering, 2002
  • Southern Methodist University Dedman School of Law, J.D., magna cum laude, 2006

  • State Bar of Texas
  • U.S. District Courts for the Northern and Western Districts of Texas

  • Member of the Oil, Gas and Energy Resources Section of the State Bar of Texas, the Oil, Gas and Mineral Law Section of the Austin Bar Association
  • Fellow, Texas Bar Foundation
  • Community and Charitable Organizations
    • Member, SMU Dedman School of Law Emerging Leader Board
    • Board of Trustees, The Contemporary Austin

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