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Donald E. Herrmann


Donald E. Herrmann has over thirty-five years of trial and appellate experience in civil litigation, representing individual and commercial clients as both plaintiffs and defendants in matters as diverse as business torts, intellectual property claims, construction disputes, employment disputes, and various contract and property rights claims. He also writes and lectures frequently at state and local continuing legal education programs.

Mr. Herrmann's professional peers have recognized him as a preeminent litigation attorney in numerous magazines and journals. He is a Life Fellow of the Texas Bar Foundation, a Sustaining Charter Fellow of the Tarrant Bar foundation, and the Past President of the Eldon B. Mahon Inn of Court.  Mr. Herrmann has been elected to membership in The American Law Institute and the American Board of Trial Advocates.

Experience and highlights
  • Lead appellate counsel in a dispute resulting in a significant Texas Supreme Court decision concerning aider and abettor liability under the Texas Securities Act
  • Lead trial and appellate counsel in numerous recent complex business disputes, including:
    • Representation of a major railroad in litigation arising from asset sale agreements
    • Representation of a publicly traded pharmaceutical company in litigation arising from a contract to purchase specially manufactured equipment
    • Representation of owners of radio and television properties in litigation arising from a property management agreement
    • Representation of an independent oil company in litigation concerning the inverse condemnation of mineral properties
    • Representation of an internationally known electronics manufacturer in a suit for damages resulting from a complex business fraud
  • Lead counsel in many other cases involving intellectual property rights, securities law claims, contract disputes, insurance coverage, transportation contract disputes and other business and commercial issues
Affiliations and honors


  • Texas Bar Foundation, Life Fellow
  • Tarrant County Bar Foundation, Sustaining Charter Fellow
  • Eldon B. Mahon Inn of Court, Emeritus Member
  • American Board of Trial Advocates, Associate
  • The American Law Institute, Elected Member, 2003
  • Texas Association of Defense Counsel, Former Director


  • Listed in The Best Lawyers in America®, 2003-2021
  • Top Attorney in Antitrust Law, 360 West magazine, 2018-2021
  • Top Attorney, Fort Worth, Texas magazine, 2003, 2020
  • Texas Super Lawyer, Thomson Reuters, 2003-2016
  • Attorney of Excellence, Fort Worth Business Press, 2003-2006


  • The University of Texas School of Law, J.D., with honors, 1974
  • The University of Texas, B.B.A., 1968
  • State Bar of Texas, 1974
  • U.S. Supreme Court, 1983
  • U.S. Court of Appeals, Fifth Circuit, 1982
  • U.S. Court of Appeals, Ninth Circuit, 1989
  • U.S. Court of Appeals, Eleventh Circuit
  • U.S. Court of Appeals, Federal Circuit
  • U.S. District Court, Northern District of Texas, 1974
  • U.S. District Court, Eastern District of Texas, 1987
  • U.S. District Court, Southern District of Texas, 1997
  • U.S. District Court, Western District of Texas, 2002
Speeches & Publications
  • Tarrant County Brown Bag Seminar (2006)(2012)
  • State Bar of Texas Securities Litigation and Arbitration Institute (2004)
  • Tarrant County Bar Association jury Innovations Seminar (2002)
  • Texas Association of Defense Counsel Summer Seminar (2001)
  • Tarrant County Bar Association Appellate Law Seminar (2000)
Mr. Herrmann served as lead counsel in one of the State's most recognized inverse condemnation cases - the case involved two trials and four appeals during eighteen years of litigation.