John Schwambach focuses his practice on the trial and appeal of complex commercial disputes. Mr. Schwambach handles complex civil matters in both state and federal courts. He has briefed and argued many appeals and original proceedings in mandamus before Texas appellate courts, including the Texas Supreme Court and the First, Third, Fourth, Fifth, Sixth, Eighth, Ninth, Tenth, Thirteenth, and Fourteenth Courts of Appeals. Mr. Schwambach has also briefed and argued numerous pre-trial motions in Texas state and federal district courts on various complex issues, including personal jurisdiction, forum non conveniens, venue, choice of law, and Daubert challenges to expert testimony.