Stephen J. O'Brien

Mr. Cohen concentrates his practice in the areas of commercial litigation, real estate, domestic relations, general business representation, and employment law. Mr. Cohen handles a variety of litigation matters in both federal and state court, as well as in administrative hearings and mediation and arbitration proceedings. He has tried numerous jury and non-jury cases. His litigation practice involves the ongoing representation of business clients, as well as individuals. Mr. Cohen’s li...

Julie Siegel is an attorney with Siegel Injury Law serving clients in St. Louis, Missouri, and the surrounding communities. Her practice focuses on Personal Injury Litigation - Plaintiffs , workers’ compensation law , and family law. Since earning her law degree from Saint Louis University in 1996, Julie has represented individuals and families facing difficult legal and personal challenges. Julie believes effective legal representation begins with understanding each client’s goal...

Lisa G. Moore was working full time in business management while she earned her Bachelor of Arts degree in Psychology from Columbia College in 1994. When she entered law school in 1995, she began her legal career as a law clerk with Paule, Camazine and Blumenthal, P.C. and in 1998 she received her law degree from St. Louis University School of Law. Ms. Moore’s natural leadership skills are evident in both her legal career and business career prior to law school. Listed as a Missouri and...

Margaret A. Hesse primarily practices in the areas of education law, employment law, and litigation. She has represented school districts in employment matters, including Title VII, the Safe Schools Act, Title IX, the Americans with Disabilities Act, the Age Discrimination in Employment Act, and the Equal Pay Act. She has represented employers in labor matters before the United States Department of Labor/Wage and Hour Division, the Illinois Commission on Human Rights and the Illinois Educatio...

Lisa O. Stump is a top attorney recognized by Best Lawyers in the practice area(s) of Education Law, Employment Law - Management, Government Contracts, Government Relations Practice and Municipal Law. Lisa O., who practices law in St. Louis, Missouri, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lisa O. 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...

John Simmons founded the firm in 1999 with seven employees and a focus on asbestos litigation. Under his leadership, the firm has expanded to more than 250 employees, including more than 80 attorneys, spread between five offices in Alton, St. Louis, New York, San Francisco and Los Angeles. John has overseen some of the biggest verdicts and settlements in the history of asbestos litigation. The firm’s first trial involved a roofer and former Shell Oil employee diagnosed with mesothelioma...

James L. Hodges is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. James L., who practices law in St. Louis, Missouri, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James L. is held by other top lawyers in the same geographic and legal practice area.

Andrew Blackwell is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Andrew, 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 Andrew is held by other top lawyers in the same geographic and legal practice area.

Hannah F. Preston is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Hannah F., 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 Hannah F. is held by other top lawyers in the same geographic and legal practice area.