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Janis E. Clements represents clients, including Fortune 500 companies, manufacturers, and retailers, in commercial litigation, class action litigation, antitrust, and complex business litigation. Janis is also an eDiscovery attorney with the firm’s interdisciplinary eDiscovery & eRetention team of lawyers, and uses artificial intelligence on a regular basis to streamline eDiscovery and with litigation matters. She manages large eDiscovery projects for clients in litigation, including antitrust, labor & employment, breach of contract, and bankruptcy, as well as SEC investigations. Janis is also a registered patent attorney.

She is an experienced litigator with more than 20 years of experience trying cases across the State of Texas. As a native of East Texas, Janis is an active participant in local professional and legal organizations, such as the Judge Paul Brown Inn of Court, Eastern District of Texas Bench Bar Planning Committee, and Grayson County Bar Association. She is also on the Advisory Board of the Women Lawyers of Eastern District of Texas (WLED), a graduate of the Grayson County Sherriff’s Citizen’s Police Academy, and a member of the Sherman Chamber of Commerce.


  • Commercial litigation
  • Class action defense
  • Labor and employment defense litigation
  • Antitrust



  • Vice President, Prairie Fire, LLC, Government and Regulatory Affairs, 2012-2015
  • Outside Counsel, IBM, 2002-2009
  • Board Chairman and General Counsel, Texagen, Inc., 1998-2003
  • Assistant General Counsel, Texas Health and Human Services Commission, 2009-2011
  • Commission Appeals Examiner, Texas Workforce Commission, 2003-2004
  • Trial Attorney, Texas Attorney General's Office, TXDOT Division, 1991-1994
  • Intern, Texas Supreme Court, 1990-1991

Recognition & Leadership

  • Listed, The Best Lawyers in America, Litigation - Patent, 2023-2024
  • Master Member, The Honorable Lee Yeakel Intellectual Property American Inn of Court
  • Master Member, Judge Paul Brown Inn of Court
    • Board Member
    • Membership Chair
  • Faculty Member, National Institute for Trial Advocacy (NITA)
  • Member, Eastern District of Texas Bar Association
    • Bench Bar Planning Committee
    • Advisory Committee, Inaugural Women Lawyers of the Eastern District of Texas (WLED)
  • Member, Texas State Bar
    • Intellectual Property Section
      • Trade Secrets Committee
      • Patent Committee
    • Oil, Gas & Energy Section
  • Member, Women’s Bar Association
  • Member, Women Lawyers of the Eastern District of Texas
  • Member, Austin Intellectual Property Law Association (AIPLA)
    • Chair, Legislative and Bylaws Committee
    • Amicus Committee


  • J.D., St. Mary's University School of Law, 1991
  • M.A., Biology, with high honors, The University of Texas at Austin, 1997
  • B.S., Texas Christian University, 1986
  • Texas
  • U.S. District Court for the Eastern District of Texas
  • U.S. District Court for the Northern District of Texas
  • U.S. District Court for the Southern District of Texas
  • U.S. District Court for the Western District of Texas
  • U.S. Patent and Trademark Office