About
Barney Mundorf is a labor and employment lawyer at Guin Mundorf LLC, who represents public school districts in Illinois and Missouri. His practice includes collective bargaining, contract maintenance, grievance arbitration, discrimination, wrongful discharge, sexual harassment, and labor-management disputes. He represents clients in state and federal courts and before administrative agencies. His work includes proceedings before the EEOC, Illinois Department of Human Rights, and Illinois Educational Labor Relations Board.
Barney earned his B.A. from Northwestern College in Orange City, Iowa. He later earned his J.D. from Saint Louis University School of Law. His legal education prepared him for a career involving litigation, labor relations, employment disputes, negotiations, and public-sector legal matters.
Barney has more than 24 years of experience representing school districts in employment and governance matters. His counseling work includes Freedom of Information Act issues, Open Meetings Act requirements, financial transactions, and school board governance. Before private practice, he served on active duty in the US Army JAG Corps. He worked as Chief of Justice and Special Assistant US Attorney at Fort Leavenworth. He later served as Senior Defense Counsel at Fort Campbell, representing soldiers in courts-martial.
Barney Mundorf brings litigation, labor, military, and public-sector experience to school districts facing complex legal issues. After completing military service, he worked as a staff attorney with the US Department of Veterans Affairs. He is admitted to practice in Missouri and Illinois. He speaks throughout Illinois on legal issues affecting public schools, employment relationships, governance, and labor matters.
Law Office Affiliations
- Partner, Guin Mundorf LLC
- Member, The Missouri Bar
- Member, Illinois State Bar Association
Licensed State
- Missouri
- Illinois
Education
- Saint Louis University School of Law
Juris Doctor (JD) - Northwestern College
Bachelor of Arts
Awards & Badges
- Discrimination
- Sexual Harassment
- Wrongful Termination
- State, Local & Municipal






