Mallory Biblo

Mallory Biblo

Associate
Mallory immediately took charge of the case and has led the team with diligence and tenacity. She understands the big picture but doesn't forget the details. She is always the most prepared person in the room. She is the type of lawyer you want on your team and not on the other side's.
Brian Gray, CEO of Leaf Trading Cards, LLC
About

Mallory is a strategic problem solver with the ability to guide clients through matters in the most efficient and effective way using her logic, creativity, and experience. Mallory creates a unique game plan for each matter, with particular focus on the client’s objectives, and then works tirelessly to implement it.

Mallory’s practice encompasses a broad range of substantive matters, including securities related disputes, mergers and acquisitions litigation, and energy matters. Mallory routinely manages internal corporate and government investigations, as well as handles various complex matters in federal and state courts.

Mallory has been recognized for her work by leading legal publications, including D Magazine as a 2022, 2023, and 2024 Best Lawyer Under 40. Mallory was also named a Texas Super LawyersRising Star in Business Litigation in 2019, 2020, 2021, and 2023 and recognized as a Best Lawyers in America: Ones to Watch in 2021 (Commercial Litigation and Energy Law), 2022 (Commercial Litigation, Antitrust Litigation, and Energy Law), 2023 (Commercial Litigation, Antitrust Litigation, and Mass Tort Litigation / Class Actions – Plaintiffs), and 2024 (Commercial Litigation, Antitrust Litigation, and Mass Tort Litigation / Class Actions – Plaintiffs).

Mallory is involved in a number of professional and community organizations. Mallory is a Barrister in the Patrick E. Higginbotham Inn of Court. She is a Fellow of the American Bar Foundation and a Fellow of the Texas Bar Foundation. She was a committee member of the inaugural class of the Dallas Bar Association’s WE LEAD program. Mallory is a Big Sister at Big Brothers Big Sisters of Greater Dallas. She also served on the Young Leadership Board for Jewish Family Service of Greater Dallas.

Prior to joining DLA Piper, Mallory was an associate at two nationally renowned litigation boutiques in Dallas.

Mallory earned her B.S. from Cornell University, where she competed for the Women’s Track and Field Team that won six Ivy League Championships. Mallory earned her J.D. from The George Washington University Law School, where she graduated with honors and was recognized as a Thurgood Marshall Scholar and recipient of the Laurence E. Seibel Memorial Award in Labor and Employment Law. She was also a Notes Editor for The George Washington Law Review and Research and Writing Dean’s Fellow. After law school, Mallory clerked for the Honorable Diana Saldaña of the United States District Court for the Southern District of Texas.

Mallory is licensed to practice in Texas and New York.

Bar admissionsNew YorkTexas
CourtsUnited States Court of Appeals for the Fifth CircuitUnited States District Court for the Northern District of TexasUnited States District Court for the Eastern District of TexasUnited States District Court for the Southern District of TexasUnited States District Court for the Western District of Texas

EXPERIENCE

Representative Matters:
  • Represented energy company in a favorable settlement with the Securities and Exchange Commission.
  • Represented private institution against a suit filed by former employee in federal court, prevailing on summary judgment.
  • Represented shareholder in a derivative matter that involved contract and fraud claims, obtaining a favorable settlement.
  • Represented working interest owner in an unpaid royalties and fraud dispute, obtaining final judgment, which included attorneys’ fees, in favor of client.
  • Represented Bahamian company in adversary proceeding in bankruptcy court, obtaining a favorable settlement.
  • Represented company in a dispute against former employee, obtaining a defense verdict after arbitration.
  • Represented private equity fund in a case involving mineral deed rights, obtaining summary judgment in client’s favor.
  • Represented executive in litigation related to non-compete issues, obtaining a favorable settlement.
  • Represented partner in business disputes in multiple forums, obtaining a favorable settlement.
  • Represented private equity fund in a case involving oil and gas interests, obtaining a defense verdict after arbitration and attorneys’ fees for client.
  • Represented founder of hedge fund against former investor, obtaining a favorable settlement. 
  • Successfully created and implemented notice in class case of thousands of individuals against private prison.
Education
  • B.S., Cornell University
  • J.D., with honors, George Washington University Law School
    • Thurgood Marshall Scholar
    • Recipient of the Laurence E. Seibel Memorial Award in Labor and Employment Law
    • Notes Editor, The George Washington Law Review
    • Research and Writing Dean's Fellow

Awards

  • Recognized, Super Lawyers – Rising Star (2019, 2020, 2021, 2023)
  • Recognized, D Magazine, Best Lawyers Under 40 (2022, 2023, 2024)
  • Recognized, Best Lawyers: Ones to Watch in America
    • Commercial Litigation (2021, 2022, 2023, 2024)
    • Energy Law (2021, 2022)
    • Litigation - Antitrust (2022, 2023, 2024)
    • Mass Tort Litigation / Class Actions - Plaintiffs (2023, 2024)

Clerk Experience

  • Law Clerk, The Honorable Diana Saldaña of the United States District Court for the Southern District of Texas
  • Intern, The Honorable James E. Boasberg of the United States District Court for the District of Columbia

Prior Experience

Prior to joining DLA Piper, Mallory was an associate at two nationally renowned litigation boutiques in Dallas.

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