Mark V. Bossi

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...

Mr. Woods' civil litigation and arbitration practice includes trials and appeals in federal and state court, with an emphasis on business litigation, family law and real estate. His business litigation experience includes the representation of a variety of clients (individuals and companies) and involving such diverse subjects as civil RICO, fraud, shareholder rights, Merchandise Act claims, breach of contract, personal injury, and terms and conditions of employment. His family law practice r...

I was born and raised in St. Louis, Missouri. I come from two hard-working parents who were also born and raised here in St. Louis. In my early twenties, I was involved in a serious motor vehicle crash that left me unable to walk for several months. This experience was life-changing in every sense of the term. I learned first-hand how insurance companies could take advantage of someone without a law degree. But some good came out of it - ultimately this was the event that sent me on a path to...

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.

Andrew Ryan is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. Andrew, who practices law in St. Louis, Missouri, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.

Hallie Van Duren is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law, Family Law and Family Law Mediation. Hallie, who practices law in St. Louis, Missouri, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hallie is held by other top lawyers in the same geographic and legal practice area.

Karen Milner's practice focuses on the representation and counsel of management in matters and disputes related to employment law and labor relations. Clients rely on Karen's day-to-day employment law counseling in the areas of wage and hour compliance, affirmative action planning and compliance, business immigration law, and workplace safety & health. She routinely works with in-house counsel, human resources directors and staff, and directors of labor relations to develop litigation avo...

Seth G. Gausnell has 30 years of experience as a trial lawyer. In total, he has tried more than 100 cases to verdict. He received a B.S. in Business Administration from the University of Kansas in 1983 and received his J.D. in 1985 from Saint Louis University Law School. Seth was admitted to the Bar in Missouri in 1986; the Bar in Kansas in 1987; and the Bar in Illinois in 1988. He is also admitted to practice in the United States District Court in the Eastern District of Missouri, Western Di...

Antoinette (Toni) Schlapprizzi is a trial lawyer at Schlapprizzi Attorneys at Law, licensed in Missouri and Illinois. She believes that every human being has a unique dignity that must be honored and respected, and through her work as a trial attorney, she aggressively defends and protects this unique dignity each and every day. Battling for truth on behalf of those who have survived serious injury and the loss of a loved one is at the core of who Toni is.

Joan Lockwood graduated with honors from Boston College in 1990 with bachelor's degrees in finance and human resource management. She earned her law degree from Saint Louis University in 1993, again graduating with honors. She served as a staff member of the Saint Louis University Law Journal and Editor of the "Health Law Edition." She was elected into the Order of the Woolsack, a scholastic honorary association. Ms. Lockwood is admitted to practice before all Missouri state courts, the U.S. ...