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Ken Biermacher, a founding Director of the Firm, is the most senior member of the Litigation Section in the Dallas office.

His general broad trial and appellate practice and experience representing clients on both sides of the docket encompass the handling of a diverse range of complex commercial and business litigation matters, including partnership disputes, employment matters, issues arising out of the operations of health care facilities, defense of class action suits (relating to securities, environmental, mass and toxic tort, product and other claims), qui tam ("whistle blower") claims; complex real estate and other general business and contractual matters, banking, securities and finance, intellectual property rights (patent and trademark infringement claims), issues arising out of the oil patch, and other matters. He also represents client interests involving, among other matters, director, officer and other fiduciary claims, fraud investigations, and controversies arising in estate, trust and probate proceedings.

Bar Admissions

  • State Bar of Texas (1985)
  • United States District Courts for the Northern, Southern, Eastern and Western Districts of Texas
  • State Bar of Iowa
  • United States District Courts for the Northern and Southern Districts of Iowa
  • U.S. Supreme Court
  • United States Court of Appeals for the Fifth Circuit
  • United States Court of Appeals for the Eighth Circuit


  • Drake University, J.D., 1979
    • with honors
  • University of New Haven, 2014
    • Doctor of Laws Honoris Causa
  • University of New Haven, B.S., summa cum laude, 1975
    • Forensic Science
  • AV Preeminent®, Martindale Hubbell (1992 - 2021)
  • Super Lawyers, Thomson Reuters (2003-2021)
  • Best Lawyers in America©, U.S. News & World Report (2013-2022)
  • Ranked in Chambers USA Guide, Business Litigation (2010-2014)
  • Distinguished Alumni Award from the University of New Haven (2009)
  • Co-Author and Faculty Member at the 36th Annual (2013) Advanced Civil Trial Course sponsored by the Texas State Bar, presenting on Derivative and Shareholder Actions Under the Texas Business and Organizations Code
  • Contributing author, Understanding Iowa Law (Iowa Legal Foundation, 1984)
  • Editor, Energy and Natural Resources Guide for Iowa, Iowa State Bar Association and Drake University Law School Natural Resources Seminar (September, 1979)
  • Desio, P., Biermacher, K.: "Development of Teaching Aids for the Chemistry of Addicting and Hallucinogenic Drugs," Journal of College Science Teaching (September, 1979)
  • Acknowledged research assistant, Lee, H., De Forrest, P.: "A Precipitin-Inhibition Test for the Determination of Human Origin on Denatured Bloodstains," Journal of American Academy of Forensic Science (September, 1976)
  • Dallas Bar Association
  • Federal Bar Association
  • Boys and Girls Clubs of Greater Dallas, Inc., board member (1997 to 2004)
  • Henry C. Lee Institute of Forensic Science, founding board member (1995), board member (2003-Present) and current Chairman (2010-Present)
  • University of New Haven Board of Governors Member (2007-Present)
  • Choices Leadership's Academy, board member (2010-2013)