C. Zachary Vaughn

Jamie Boyer is an attorney with The Bruning Law Firm in St. Louis, Missouri, where her practice focuses on Personal Injury Litigation - Plaintiffs. She has been recognized by Best Lawyers for her work representing individuals in personal injury matters. Recognized since 2026, Jamie’s inclusion in Best Lawyers is based on peer review from attorneys practicing in the same geographic region and practice area. Her experience includes representing clients in a wide range of injury and civil ...

Susan M. Dimond is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Insurance Law. Susan M., who practices law in St. Louis, Missouri, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Susan M. is held by other top lawyers in the same geographic and legal practice area.

Patricia J. Martin is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Patricia J., who practices law in Clayton, Missouri, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patricia J. is held by other top lawyers in the same geographic and legal practice area.

Robert T. Haar is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Bet-the-Company Litigation, Commercial Litigation, Criminal Defense: White-Collar and Legal Malpractice Law - Defendants. Robert T., who practices law in St. Louis, Missouri, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert T. is held by other top lawyers in the same geographic and legal practice area.

Jim Layton joined the firm in 2017 after serving more than 22 years in the Missouri Attorney General’s Office—nearly all of those as the State’s principal civil appellate lawyer, Solicitor General. Jim practices in both appellate and trial courts, particularly in matters involving complex legal questions, including those arising under the U.S. and Missouri constitutions, Missouri school funding and other education statutes, discrimination laws, and Missouri tax laws. He repr...

Kevin C. Fleming is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Business Organizations (including LLCs and Partnerships) and Real Estate Law. Kevin C., who practices law in St. Louis, Missouri, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin C. is held by other top lawyers in the same geographic and legal practice area.

John Kemppainen has more than 30 years of courtroom experience defending clients in Missouri and Illinois. He is AV-rated by Martindale-Hubbell, recognized as a Missouri Super Lawyer, and has been named one of the Top Lawyers in Missouri by the St. Louis Post Dispatch . His practice includes personal injury, products liability, wrongful death, class actions, and toxic torts, with clients ranging from insurers and corporations to municipalities and individuals. He also serves as National Coord...

James Ribaudo is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. James, who practices law in St. Louis, Missouri, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James is held by other top lawyers in the same geographic and legal practice area.

Korissa M. Zickrick is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Personal Injury Litigation - Defendants. Korissa M., who practices law in St. Louis, Missouri, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Korissa M. is held by other top lawyers in the same geographic and legal practice area.

Shaun Lieser developed an interest in practicing law at an early age, but his commitment to serving others became deeply personal after the sudden loss of his mother in 2007. That experience shaped the direction of his career and ultimately led to the founding of Lieser Law Firm LLC . Since that time, Shaun has focused his legal practice on representing individuals and families who have suffered serious injuries or loss due to the wrongful conduct of others. Raised in a hard-working union fam...