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James Berglund is a Partner in Thompson & Knight’s Trial Practice Group and serves as the Firm’s General Counsel. He represents clients before government agencies and in commercial litigation in federal and state trial courts. He focuses his practice on matters involving complex business claims, civil and criminal antitrust litigation, contract issues, fiduciary duty issues, healthcare fraud investigations, class action litigation, securities litigation, products liability, dram shop liability, and aviation law. He also counsels clients in the areas of commercial risk management, antitrust compliance programs, government investigations, joint ventures, securities fraud, derivative claims, and general business issues.

James’s administrative practice has included matters before the United States Department of Justice’s Antitrust and Healthcare Fraud Divisions.

Chambers USA 2011 described James as receiving “wide acclamation for his skill as a litigator,” and noted that he is “able to seize the crux of a case and move it toward getting the right result.”

Received a top national ranking for Litigation-Antitrust in U.S. News - Best Lawyers® “Best Law Firms” 2020

Representative Matters

  • Represented a major Texas hospital system and obtained a favorable verdict in an antitrust conspiracy case
  • Represented a large physician group in a two-month-long trial involving a physician-owned acute care hospital that was eventually closed as a result of alleged anti-competitive conduct under the Texas antitrust laws, as well as state-law claims for tortuous interference, fraud, and breach of contract
  • Ongoing representation of several companies in defending allegations of antitrust violations, conspiracy, and unfair business practices
  • Member of trial team that obtained a favorable verdict in a monopolization case in Houston
  • Represented insurance carriers in defending allegations of discriminatory pricing, price fixing, and conspiracy
  • Represented former shareholders in a lawsuit involving claims of fraud, breach of contract, securities fraud, and breach of fiduciary duty
  • Represented healthcare provider in defense of healthcare fraud investigation
  • Represented a major charitable organization in defending contractual disputes
  • Represented a Japanese manufacturer in several international contractual negotiations and a dispute resolution
  • Represented an aircraft manufacturer in commercial matters
  • Represented a major airline in defending claims related to various incidents
  • Represented a heavy equipment manufacturer in defending products liability claims
  • Represented trade associations

Prior Employment

  • Mitsubishi Heavy Industries, Ltd., International Legal Department, Tokyo, Japan, 2000-2001

Honors & Affiliations


  • Chambers USA by Chambers and Partners (Antitrust), 2011-2015
  • Litigation-Antitrust Lawyer of the Year, The Best Lawyers in America® by Woodward/White Inc., 2020
  • The Best Lawyers in America® by Woodward/White Inc. (Antitrust Law, Commercial Litigation, Litigation-Antitrust), 2010-2021
  • Texas Super Lawyers® by Thomson Reuters (Antitrust Litigation), 2012-2019
  • Best Lawyers Under 40, D Magazine, 2002


  • Member, State Bar of Texas, Antitrust and Business Litigation Section; Chair, 2012; Council Member, 2008-2011; Secretary/Treasurer, 2010-2011
  • Member, American Bar Association
  • Member, Dallas Bar Association; Antitrust Section; Health Law Section; Business Litigation Section; Chair, Antitrust Section, 2005; Chair, Speaker Committee, 2007
  • Member, Texas Association of Defense Counsel
  • Member, DRI-The Voice of the Defense Bar

Education & Admissions


  • J.D., 1992, University of Kansas School of Law; Order of the Coif; Phi Kappa Phi; Member, Kansas Law Review; Associate Editor, Kansas Criminal Law Review; Recipient, American Jurisprudence Awards (Contracts I, Property I, Torts II)
  • B.S., 1986, University of Kansas


  • Texas
  • All Texas Courts
  • U.S. Ct. of App., Fifth Circuit
  • U.S. Ct. of App., Tenth Circuit
  • U.S. Dist. Ct., E. Dist. Texas
  • U.S. Dist. Ct., N. Dist. Texas
  • U.S. Dist. Ct., S. Dist. Texas
  • U.S. Dist. Ct., W. Dist. Texas

Related Team

William M. Katz, Jr.