John B. Greenberg

Aaron M. DeLong is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Transactions / UCC Law. Aaron M., who practices law in St. Louis, Missouri, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aaron M. is held by other top lawyers in the same geographic and legal practice area.

Michael Barth is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Michael, 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 Michael is held by other top lawyers in the same geographic and legal practice area.

Mary L. Bruntrager is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Mary L., who practices law in St. Louis, Missouri, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mary L. is held by other top lawyers in the same geographic and legal practice area.

Patrick O’Brien has been a trial lawyer representing the rights of injured railroad workers for more than thirty (30) years. He has dedicated his professional career to helping those who have been injured through the negligence of others. Patrick has tried cases to verdict in 15 states and has represented railroad workers from all crafts. Patrick has developed a specialty in handling occupational injury and toxic exposure illness claims under the FELA and has achieved numerous substanti...

Michelle J. Spirn is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Michelle J., who practices law in St. Louis, Missouri, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michelle J. is held by other top lawyers in the same geographic and legal practice area.

Mark A. Prost is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. Mark A., 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 Mark A. is held by other top lawyers in the same geographic and legal practice area.

Kate L. Nash practices primarily in the areas of higher education, education, non-profit, litigation, labor and employment law. Kate works primarily with educational institutions, including public and private colleges and universities, community colleges, public school districts and charter schools. She regularly advises these institutions, as well as private employers, on all manner of employment issues including Title VII, the ADA, the ADEA, the FMLA and related state laws. She advises inst...

Gretchen Garrison graduated from the University of Missouri in 1982 with a degree in Hospital Administration. She earned her law degree from the University of Missouri-Kansas City in 1986, where she served as managing editor of the UMKC Law Reviewand on the Moot Court Board. Ms. Garrison is admitted to practice before all Missouri state courts, the U.S. District Court for the Eastern District of Missouri and the Eighth Circuit Court of Appeals. She has appeared before every appellate court in...

Victor Essen is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Victor, 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 Victor is held by other top lawyers in the same geographic and legal practice area.

John S. Wallach is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. John S., who practices law in St. Louis, Missouri, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John S. is held by other top lawyers in the same geographic and legal practice area.