Kathleen Markowski Petrillo

James O'Leary is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. James, who practices law in St. Louis, Missouri, has been recognized since 2022. 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.

A former federal prosecutor with extensive investigation and first chair trial experience, Michelle Nasser focuses her practice on white collar criminal defense, internal and government investigations, and complex litigation. Before joining the firm, Michelle served for more than 13 years as an assistant U.S. attorney in the Major Case, Financial Crimes, General Crimes, and Violent Crimes sections of the U.S. Attorney’s Office in Chicago. She led and supervised government investigations...

Michael Quillin is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael, who practices law in St. Louis, Missouri, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael 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 St. Louis, 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.

As a Partner in the Asbestos Department, Paul supervises a team of attorneys and legal staff who handle mesothelioma cases filed throughout the United States. Paul and his team have represented hundreds of mesothelioma victims, recovering hundreds of millions of dollars in verdicts and settlements on their behalf. Managing the trial team is only part of Paul’s responsibilities. As an asbestos attorney, he personally handles all aspects of his clients’ cases, which can include inve...

Attorney Jo Anna Pollock is a Partner at Simmons Hanly Conroy in the Complex Litigation Department, where she focuses on public nuisance, class actions, sex abuse and environmental litigation. She devotes her practice to representing people, county governments and businesses that have been harmed through the wrongdoing of others. Jo Anna works on cases nationwide through all stages of the litigation process. She has spent the last 20 years in trial and appellate courts across the country secu...

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...

Vincent D. Reese focuses his practice on labor, employment, and education law, in addition to commercial litigation. Vince has successfully litigated employment discrimination claims based on race, sex, age, disability, religion, national origin, and pregnancy in Missouri and Illinois State Courts as well as many federal district courts around the country. Vince has extensive experience in representing his clients’ interests with respect to investigations conducted by the U.S. Equal Emp...

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.

McPherson D. Moore is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. McPherson D., who practices law in Clayton, Missouri, has been recognized since 1995. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which McPherson D. is held by other top lawyers in the same geographic and legal practice area.