Salih Haluk Erben appeals the summary judgment in favor of the defendants, Raymond James European Holdings, Inc., Raymond James International Holdings, Inc., and Raymond James Financial, Inc., on the claim of negligent supervision and appeals the judgment as a matter of law in favor of the defendants on the claim of breach of contract under an alter ego theory of liability. After oral argument, careful review of the record, and thorough consideration of the briefs, we conclude that the district court committed no reversible error. We affirm.