David A. Elder

David A. Elder

Oklahoma City, OK recognized lawyers icon Recognized in Best Lawyers since 2013
Hartzog Conger Cason

24 Best Lawyers awards

Hartzog Conger Cason logo

Awarded Practice Areas

Commercial Litigation Energy Law Litigation - Environmental Oil and Gas Law

Biography

David has significant trial experience with complex commercial, intellectual property, trust and estates, tax, energy, and environmental litigation matters in both state and federal courts. He has successfully tried to verdict complex litigation matters in state and federal courts, and under the rules of the American Arbitration Association. He has successfully argued before state and federal appellate courts. In addition, he has experience with matters before state and federal administrative bodies.
Hartzog Conger Cason

24 Best Lawyers awards

Hartzog Conger Cason logo

Overview

  • Harvard University, JD, graduated 2002
  • Rhodes College, BA, graduated 1999

  • Texas, State Bar of Texas
  • District of Columbia, The District of Columbia Bar
  • Oklahoma, Oklahoma Bar Association

  • Children's Hospital Foundation Board of Advocates - Member
  • Casady Alumni Board - Past President
  • Childrens Hospital Foundation Board - Past Member
  • Oklahoma Bar Foundation - Fellow
  • Omicron Delta Kappa - member
  • Phi Beta Kappa - member
  • Texas, State Bar of Texas
  • District of Columbia, The District of Columbia Bar
  • Oklahoma, Oklahoma Bar Association
  • Children's Hospital Foundation Board of Advocates - Member
  • Casady Alumni Board - Past President
  • Childrens Hospital Foundation Board - Past Member
  • Oklahoma Bar Foundation - Fellow
  • Omicron Delta Kappa - member
  • Phi Beta Kappa - member
  • Harvard University, JD, graduated 2002
  • Rhodes College, BA, graduated 1999

Client Testimonials

Awards & Focus

Lawyer of the Year Badge - 2022 - Oil and Gas Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Oil and Gas Law, Oklahoma City (2022)
Recognized in The Best Lawyers in America® 2026 for work in:
  • Commercial Litigation
  • Energy Law
  • Litigation - Environmental
  • Oil and Gas Law
Additional Areas of Practice:
  • Bet-the-Company Litigation
  • Litigation - Intellectual Property
  • Litigation - Regulatory Enforcement (SEC, Telecom, Energy)
  • Litigation - Trusts and Estates
  • Litigation and Controversy - Tax
  • Trade Secrets Law
Awards:
  • Recognized by The Journal Record as one of Oklahoma's "Achievers Under Forty," 2009
  • Recipient of The Journal Record Leadership in Law Award, 2009
  • Listed in Oklahoma Super Lawyers as a "Rising Star" in Business Litigation, (2008, 2009, 2010, 2011, and 2012)
  • Phi Beta Kappa
  • Listed in Oklahoma Super Lawyers in Business Litigation, (2013-2021)

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