About
John Mueller III is a Missouri lawyer and a shareholder at McDowell Rice Smith & Buchanan, P.C., whose practice spans several areas of civil law. He primarily represents businesses of all sizes, including for-profit and nonprofit organizations, while also advising individuals on personal and commercial matters. His work includes corporate transactions, employment law, litigation, real estate law, estate planning, and related civil matters. He also assists clients with tax issues and business succession planning.
John earned his B.S. from the University of Missouri at Kansas City. He later received his J.D. from the University of Missouri at Kansas City, where he was a member of the UMKC Law Review and The Urban Lawyer. His education provided a foundation for a broad civil practice involving business, estate, employment, real estate, and tax-related matters.
John advises business clients on entity selection, contracts, capitalization, financing, acquisitions, sales, employment agreements, and succession planning. He also counsels employers on workplace practices and employment disputes. His work with individuals and families includes trusts, wills, durable powers of attorney, advance directives, guardianships, conservatorships, and wealth transfers. He further represents clients in tax planning and disputes involving tax-exempt entities.
John Mueller III also represents farmers and ranchers in land acquisition, development, zoning, natural resources, and condemnation matters. He has extensive experience advising clients on property and land-use issues. He serves as President of the Board of Supervisors of the Atherton Levee District. His professional recognition includes an AV Preeminent rating from Martindale-Hubbell, reflecting decades of experience across business and civil law matters.
Law Office Affiliations
- Shareholder, McDowell Rice Smith & Buchanan, P.C.
- Member, Missouri Bar Association
- Member, American Bar Association, Tax Section
- Member, Kansas City Metropolitan Bar Association
Licensed State
- Missouri
Education
- University of Missouri at Kansas City
Juris Doctor (JD) - University of Missouri at Kansas City
Bachelor of Science (BS)
Awards & Badges



- Contracts & Agreements
- Corporate & Incorporation
- Mergers & Acquisitions
- Nonprofit Organizations
- Tax
- Power of Attorney
- Trusts
- Wills & Living Wills
- Alternative Dispute Resolution
- Litigation
- Guardianship




