About
Alexander J. Lindley is a partner at McCarthy, Leonard & Kaemmerer L.C. in Chesterfield, Missouri. His practice includes Litigation, Commercial and Business Law, Construction Law, Corporate Law, Intellectual Property, and Appellate Practice. He represents plaintiffs and defendants in complex commercial and civil disputes and handles matters through trials, arbitrations, mediations, and appeals. His work is directed toward protecting client interests across business conflicts, regulatory issues, and contested contractual relationships.
Alexander earned a J.D. from Saint Louis University School of Law and was a member of the Alpha Sigma Nu Jesuit Honors Society. He also earned a B.A. in Psychology from the University of Missouri-Columbia Business School as identified by his firm. His education supports a litigation practice that requires legal analysis, negotiation, persuasive advocacy, and close attention to the commercial background of disputes involving companies, owners, employees, contracts, and intellectual property.
Alexander has represented companies and individuals in trade-secret disputes, restrictive-covenant matters, ownership conflicts, post-transaction claims involving fraud and breach of contract, and commercial lease disputes. His experience includes defending officers in matters involving the Department of Justice and Federal Trade Commission, pursuing land-use and zoning variances, and handling trademark and copyright disputes. He has achieved trial victories, successful appeals, and favorable outcomes through alternative dispute resolution.
Alexander J. Lindley is admitted in Missouri and Illinois and before the US District Court for the Eastern District of Missouri. His recognitions include the Saint Louis University Law Excellence in Public Service Award and the St. Louis Business Journal’s 40 Under 40 class of 2024. His practice combines courtroom work, appellate advocacy, commercial counseling, and dispute resolution, helping clients navigate high-stakes disagreements with careful preparation and a strong understanding of business consequences.
Law Office Affiliations
- Partner, McCarthy, Leonard & Kaemmerer L.C.
- Member, The Missouri Bar
- Member, Illinois State Bar Association
- Founder, Project Wake Up
Licensed State
- Missouri
- Illinois
Education
- Saint Louis University School of Law
Juris Doctor (JD) - University of Missouri-Columbia Business School
Bachelor of Arts (BA) in Psychology
Awards & Badges


- Alternative Dispute Resolution
- Appeals
- Arbitration
- Business
- Business Litigation
- Construction & Development
- Copyright
- Corporate & Incorporation
- Intellectual Property
- Intellectual Property Litigation
- Landlord & Tenant
- Land Use & Zoning
- Lawsuits & Disputes
- Litigation
- Real Estate
- Trademark
- Trade Secrets





