Michael A. Markenson

R. Michael Lowenbaum is a principal in the St. Louis, Missouri, office of Jackson Lewis P.C. Before joining Jackson Lewis, Mike was the founder and co-managing partner of Lowenbaum Law. For more than 35 years, he has assisted employers in solving - and avoiding - a wide range of workplace problems. Mike advises clients in traditional labor law and labor relations, municipal labor law, employment law, affirmative action and wage and hour matters. For his clients, from national Fortune 500 comp...

Robert T. Haar is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Bet-the-Company Litigation, Commercial Litigation, Criminal Defense: White-Collar and Legal Malpractice Law - Defendants. Robert T., who practices law in St. Louis, Missouri, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert T. is held by other top lawyers in the same geographic and legal practice area.

Timothy Sansone is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Timothy, 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 Timothy is held by other top lawyers in the same geographic and legal practice area.

Robert L. Ortbals Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Robert L., 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 Robert L. is held by other top lawyers in the same geographic and legal practice area.

J. Philip Polster is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law and Trademark Law. J. Philip, who practices law in Clayton, Missouri, has been recognized since 2005. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Philip 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...

Rodney Sharp is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. Rodney, who practices law in St. Louis, Missouri, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rodney is held by other top lawyers in the same geographic and legal practice area.

James C. Hetlage is an experienced employment attorney, litigator, and municipal attorney. He represents government and private-sector employers before state and federal administrative agencies, trial courts and appellate courts. Mr. Hetlage is experienced in resolving employment discrimination claims and other labor and employment disputes in court and through mediation and arbitration. He has addressed the impact of social networking sites such as Facebook and Twitter for employers, and has...

Melissa G. Nolan is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Melissa G., 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 Melissa G. 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...