James M. Heinen, Jr.

John Challis is the Managing Partner at Kembell Woods & Martinsen, where he advocates for individuals and businesses in a wide range of contested matters. With a focus on fiduciary litigation and administration, John is recognized for delivering outstanding results for his clients through negotiation, mediation, and litigation. ​He counsels clients on fiduciary relationships, disputed administration, will and trust contests, and asset transfer disputes, drawing on substantial trial and ap...

Don O’Keefe has over 25 years of experience as a trial lawyer. In all, he has tried more than 100 cases to verdict in state and federal courts in Missouri and Illinois and arbitrations before the American Arbitration Association and United States Arbitration and Mediation. Don has argued before appellate courts in both Missouri and Illinois and has been before the Missouri Supreme Court on multiple cases. Don is a member of many prominent legal and state bar organizations including the ...

Allison Schreiber Lee is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Allison Schreiber, who practices law in Clayton, Missouri, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Allison Schreiber is held by other top lawyers in the same geographic and legal practice area.

J. Bradley Young has almost thirty years of experience in all aspects of workers compensation defense in both Missouri and Illinois, including the investigation of claims, trials, and appellate work. Mr. Young has spoken before corporate organizations and at in-house client seminars for many years, and frequently lectures for nationally known seminar companies on topics relating to workers’ compensation claims, employer liability, and third-party administration of claims.

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.

Shareholder Perry Browder is head of the Asbestos Department at Simmons Hanly Conroy. He has worked for more than 30 years helping numerous families resolve hundreds of million dollar-plus cases. He started at the firm in 2001 and played a key role in helping the firm develop a national reputation. Within a few years, he had successfully secured one of the largest asbestos verdicts in the country, a $250 million verdict against U.S. Steel. Today, Perry manages the firm’s more than 50 as...

Eric P. Hall is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Eric P., who practices law in Edwardsville, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric P. is held by other top lawyers in the same geographic and legal practice area.

Luther W. Simmons, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Luther W., who practices law in Alton, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Luther W. is held by other top lawyers in the same geographic and legal practice area.

Kelly J.H. Murrie represents major corporations in complex product liability, commercial litigation and employment matters. She appears in state and federal courts, including challenging venues such as the City of St. Louis and Jackson County in Missouri, and Madison and St. Clair counties in Illinois. Kelly also handles corporate internal investigations and white collar defense. Focusing primarily on high-exposure product liability lawsuits, Kelly represents manufacturers and suppliers in th...

Scott Greenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Scott, who practices law in St. Louis, Missouri, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott is held by other top lawyers in the same geographic and legal practice area.