Don Ernst helped establish his firm in San Luis Obispo in 1980. He is a third generation San Luis Obispo County native. He partnered with Ray Mattison, and they launched the firm Ernst and Mattison. Ernst and Mattison became a name known throughout San Luis Obispo County and the State of California for trial excellence.
Don Ernst, along with his partner Ray Mattison, has built a successful practice founded on preserving and protecting the rights of California consumers and citizens. “We made the decision to do plaintiff law for a number of reasons. We both like the courtroom; we both like trying cases, and we enjoy helping the underdog.”