Academy Member Inducted 2020

Map & Directions
Download PDF
Jerome A. Diekemper, Mediator & Arbitrator, St. Louis, Missouri.

Jerome A. Diekemper

Jerome A. Diekemper, LLC
231 S. Bemiston Suite 800
St. Louis, MO 63105
Tel: (314) 606-0831
Send Email
Recognized to Missouri Chapter for Mediation & Arbitration Other ADR Services: Court-Appointed Neutral (Special Master), Early Neutral Evaluation, Fact Finding, Med-Arb
Video Conferencing
  • Practice Commenced1993
  • # of MEDS (as of 14/7/24)1700
  • # of ARBS (as of 14/7/24)150
Current Practice
Online / In-Person


Jerome A. Diekemper graduated from St. Louis University School of Law in 1971. After one year as a Field Examiner and Field Attorney for the Region 14 office of the National Labor Relations Board in St. Louis, Jerry was in private practice representing unions and individual employees in labor and employment matters for 34 years.

Since October of 1993, Jerry has mediated over 1600 civil cases of all types, except domestic relations matters. Approximately two-thirds of these cases were employment matters.  He tried 250 arbitrations as an advocate and has over 100 cases as an arbitrator. 

Jerry has been included in every edition of the Best Lawyers in America since 1983. In the 2009 edition, he was listed in the areas of Alternative Dispute Resolution and Labor and Employment Law. In 2011, he was named the best labor and employment lawyer in St. Louis and in 2013 as the best arbitrator. In the November 2006 and 2007 Editions of Missouri and Kansas Super Lawyers, Jerry was included in the Top 100 list of Missouri-Kansas lawyers and the Top 50 list of St. Louis lawyers. Jerry is a Fellow in the College of Labor and Employment Lawyers and an Advanced Workplace Practitioner in the Association for Conflict Resolution, and a member of the National Academy of Arbitrators. In the June 19, 2017 issue of Missouri Lawyers Weekly, he was listed as the Best Independent Arbitrator (tie) and the Best Mediator (tie for second) in the State of Missouri.

Jerry is a certified mediator on the lists of the Federal District Court for the Eastern District of Missouri and the Circuit Courts of St. Louis City, St. Louis County and St. Charles County, Missouri. He is also on the Mediation Panel and Labor Mediation Panel of the American Arbitration Association.

As an arbitrator, Jerry is on the Roster or Arbitrators of the Federal Mediation and Conciliation Service and is on the Labor, Employment and Commercial Arbitration Panel of the American Arbitration Association.

Case Experience

  • ADA Disability
  • Automotive
  • Business Dissolution
  • Civil Rights
  • Class Actions
  • Commercial/Business
  • Contract Disputes
  • Discrimination
  • EEOC
  • Employment
  • Industrial
  • Labor/Unions
  • Legal Malpractice
  • Local Govt./Municipalities
  • Medical Malpractice
  • Nursing Homes
  • Personal Injury
  • Police
  • Professional Liability
  • Professional Malpractice
  • Professional Negligence
  • Sexual Harassment
  • Torts
  • Trusts / Estates
  • Wage & Hour/FMLA
  • Wrongful Death


  • St. Louis University (A.B., Cum Laude, 1968)
  • St. Louis University (J.D., Cum Laude, 1971) (Member of Law Journal)

Memberships & Affiliations

  • The Bar Association of Metropolitan St. Louis
  • St. Louis County Bar Association
  • American Bar Association (Member, Sections on Labor Law and ADR)
  • Missouri Bar (Past-Chairman, Section on Labor Law)
  • Resolute Systems, Inc. Panel of Mediators & Arbitrators.

Rates Information

$400.00/hr + travel outside St. Louis  Metro area

$1250 Daily rate for Labor Arbitrations 

Academy Members Only