Clint W. Twaddell

Clint is a shareholder in the firm’s Litigation Group. His practice focuses on complex commercial and fiduciary litigation at the trial and appellate levels. He has obtained favorable results for clients in trial and appellate courts in a wide array of cases.


B.A., Duke University, 2007 cum laude
J.D., University of Texas, 2010 with honors


All Texas state courts
U.S. District Court for the Southern District of Texas
U.S. District Court for the Western District of Texas


Judicial Intern, Hon. Nathan L. Hecht, Supreme Court of Texas, 2008
Clerk, City of Austin Legal Department, 2010
Member, Austin Bar Association Civil Appellate Section

Representative Matters

Appellate Court Experience
• Won judgment awarding valuable royalties and mineral interests involving construction of partition instrument and mineral deed.
• Won appeal affirming $5 million summary judgment against a mineral operator for non-payment of production proceeds.
• Won appeal arising from a former shareholder’s suit for access to the defendant corporation’s books and records.
• Prevailed in mandamus proceedings in the Court of Appeals and the Supreme Court of Texas regarding the trial court’s order compelling production of documents.
• Prevailed in interlocutory appeal to the Fourteenth Court of Appeals, resulting in compulsion of arbitration in an injury case arising from a refinery explosion.
• Briefed numerous other appellate cases in the First, Third, Fourth, Thirteenth, and Fourteenth Courts of Appeals in the Texas Supreme Court, and in the United States Court of Appeals for the Fifth Circuit.

Trial Court Experience
• Prepared jury questions and argued charge conference in trial arising from the termination of  cardiologist’s employment, centering on covenant not to compete and whether termination was with or without cause.
• Prepared jury questions and argued the charge conference in trial over control of a $24 million estate involving claims of breach of contract and breach of fiduciary duty and trust exculpatory clause defenses.
• Prevailed on numerous dispositive motions in Texas state courts on wide-ranging substantive issues.


Clint lives in Austin with his wife, Jean, and their daughter McClain. He is an avid reader, cook, Duke basketball fan, and guitarist.