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Amelia H. Marquis

Senior Attorney

As a commercial litigator with wide-ranging experience across many industries and a passion for learning her clients’ businesses, Amelia Marquis serves clients experiencing business disruptions, both internal and external, in Texas and Oklahoma. Amelia aggressively defends her clients, whether facing litigation from a business partner or a governmental investigation, and deploys strategic motions to better position clients for trial, or avoid it altogether.

Using her superior communication skills, Amelia develops proactive legal strategies for clients to minimize or avoid risk through creative business solutions and motion practice. Amelia works hand-in-hand with clients to avoid litigation before business disputes escalate, but also excels at preparing cases for trial when in the best interest of the client. Amelia has served on trial teams in federal court and various arbitral tribunals, and manages every aspect of trial preparation from witness preparation to drafting pre- and post-trial motions to cross-examining adverse witnesses. In addition to her trial work, Amelia regularly represents clients at the appellate level.

Amelia litigates and counsels clients in commercial conflicts; her practice encompasses a variety of business torts—including limited liability company membership and partnership disputes—contractual claims, and first-party insurance defense. Clients know that they can rely on Amelia to be communicative and personable when handling their cases, and her attention to learning their businesses is evident during litigation proceedings and trial.

Amelia began her legal career in the financial services industry and quickly expanded to serve clients in the aerospace, oil and gas, real estate, insurance, and entertainment industries. After her admission to the bar in her home state of Oklahoma in 2023, Amelia has also served clients in the cannabis industry. Her broad experience enables her to provide comprehensive legal advice to her clients.

Amelia graduated with honors from the University of Oklahoma College of Law, which is where her passion for legal writing began. Amelia served as an Articles Editor for the American Indian Law Review, and received the distinction of “Outstanding Comment” for her published student piece on First Amendment issues.

During law school, Amelia worked for all three branches of the federal government. She interned in Washington, D.C. with the United States House Committee on Agriculture and served as a legal extern for the United States Department of State in the Office of the Legal Adviser in International Claims and Investment Disputes. Amelia also worked as a judicial extern for the Honorable Judge Stephen P. Friot in the Western District of Oklahoma.

“I focus on learning about my client's work and what they are trying to accomplish. I put myself in their shoes and ask, if I were them, what would I want from my lawyer?”
    • University of Oklahoma College of Law, J.D., with honors, 2015, Phi Delta Phi Legal Honor Society, American Indian Law Review, Articles Editor, "Outstanding Comment," Century Scholar
    • Oklahoma Baptist University, B.A., cum laude, 2012

  • Bar Admissions

    • Oklahoma
    • Texas

  • Court Admissions

    • U.S. Court of Appeals, Fifth Circuit 
    • U.S. District Court, Eastern District of Oklahoma
    • U.S. District Court, Northern District of Oklahoma
    • U.S. District Court, Western District of Oklahoma
    • U.S. District Court, Eastern District of Texas
    • U.S. District Court, Northern District of Texas
    • U.S. District Court, Southern District of Texas
    • U.S. District Court, Western District of Texas

    • Named to Best Lawyers' "Ones to Watch" list for Commercial Litigation; Litigation - Banking and Finance, 2023 and 2024

    • Dallas Bar Association

    • Dallas Association of Young Lawyers - Leadership Class of 2016, Social Committee Member

    • Dallas Pets Alive!

Contact

Dallas214-462-6426