William J. "Bill" Curtis

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.

Kevin M. Kercher is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Kevin 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 Kevin M. is held by other top lawyers in the same geographic and legal practice area.

Mr. Rolnicki practices Intellectual Property law in the firm's Business Services group. He is registered with the U.S. Patent and Trademark Office and is a former Patent Office Primary Examiner. He has extensive experience in preparing and prosecuting patent and trademark applications in the United States and in many foreign countries. Mr. Rolnicki's patent preparation and prosecution experience encompasses technologies including aircraft components, conveyor systems, footwear, gear transmiss...

Trevor A. Sondag is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants and Product Liability Litigation - Defendants. Trevor A., who practices law in Belleville, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Trevor A. is held by other top lawyers in the same geographic and legal practice area.

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...

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.

Michael J. Angelides is a partner at Simmons Hanly Conroy and focuses his practice on asbestos litigation. He previously served as the firm’s managing shareholder. Mike’s litigation track record includes growing the firm’s reputation as a national leader in asbestos litigation, representing victims of mesothelioma against some of the largest companies in the nation. As a leader in asbestos litigation, Mike has presented at both of the profession’s leading asbestos liti...

Mr. Keller is a member in our wealth strategies and corporate practice areas. He concentrates his practice in estate planning, probate and general business, corporate law and succession planning. Mr. Keller is an adjunct professor at the Washington University School of Law in the Master's of Taxation Program where he teaches a class in business succession planning. Mr. Keller is a frequent lecturer and speaker on estate planning, business succession planning and tax issues. He has authored ar...

Michael F. Harris received his law degree ( cum laude ) from Saint Louis University School of Law in 1983 and his undergraduate degree ( cum laude ) from Arizona State University in 1980. While in law school, Mike served as Assistant Managing Editor of the Saint Louis University Law Journal and was selected for the Order of the Woolsack. Mike is a Certified Public Accountant. Mike has been selected for inclusion in Best Lawyers in America and Missouri-Kansas Super Lawyers. In addition to labo...

M. Graham Dobbs graduated with honors from Saint Louis University School of Law in 2000, where he served as a Student Editor of the Journal of Health and Hospital Law, was a member of the Health Law Association, and completed the school’s nationally recognized Health Law Certificate program. Mr. Dobbs also received an Academic Achievement Award in Evidence, and served as an intern at the U.S. District Court, Eastern District of Missouri. He obtained his BSN, nursing undergraduate degree...