Jeffrey A. "Jeff" Ziesman

Kelley F. Farrell is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Kelley F., 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 Kelley F. is held by other top lawyers in the same geographic and legal practice area.

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

John Fox Arnold has served as general counsel and special counsel to public agencies, represented firms engaged in the underwriting and public offering of securities, and has represented developers and owners during acquisition and construction of governmental, commercial and urban redevelopment projects. In addition, he has structured sales tax rebate, tax abatement and tax increment financing transactions, and served as counsel in tax-incentivized transactions. Mr. Arnold has served as bond...

Diane Mispagel is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Diane, 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 Diane is held by other top lawyers in the same geographic and legal practice area.

Shaun Lieser developed an interest in practicing law at an early age, but his commitment to serving others became deeply personal after the sudden loss of his mother in 2007. That experience shaped the direction of his career and ultimately led to the founding of Lieser Law Firm LLC . Since that time, Shaun has focused his legal practice on representing individuals and families who have suffered serious injuries or loss due to the wrongful conduct of others. Raised in a hard-working union fam...

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...

Erin E. Williams is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Erin E., who practices law in St. Louis, Missouri, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Erin E. is held by other top lawyers in the same geographic and legal practice area.

Jonathan Marks , Family Law Attorney in the St. Louis area, received his Juris Doctorate in 1997 from the University of Missouri – Columbia. Jonathan is admitted to practice in the State of Missouri, the State of Illinois, the United States District Court for the Eastern District of Missouri, the United States District Court for the Western District of Missouri, the United States District Court for the Southern District of Illinois, the United States District Court for the Central Distr...

Derek P. Ruzicka focuses his trial practice in a diverse range of areas, with an emphasis in complex litigation. He has handled cases in a number of difficult venues, from the City of St. Louis, Missouri, to Madison and St. Clair Counties, in Illinois, and Federal Court in East St. Louis and St. Louis. Whether through dismissal, favorable trial verdicts, or reasonable case resolutions, he has successfully handled many difficult matters through completion. Derek’s experience is extensive...

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.