After graduating from law school and passing the Nevada Bar in 1989, Clark headed straight from his hometown in Northern California to Nevada to begin his career. His goal was to gain as much courtroom experience as he could, as quickly as possible. So, after two years and nearly 30 trials under his belt, he married his wife and together they opened a brand new law office.
Casi un cuarto de siglo después, Clark sigue teniendo un gran éxito litigando casos de lesiones, y ha ganado varios honores prestigiosos por sus esfuerzos, incluyendo: Foro de Abogados del Millón de Dólares, Foro de Abogados Multimillonarios, Junta de Gobernadores de la Asociación de Justicia de Nevada, y ha aparecido en periódicos y revistas locales como uno de los mejores abogados litigantes de Nevada.