About
Justin L. Larson is an Associate at Austin, Hinderaker, Hopper, Strait & Benson LLP in Watertown, South Dakota. His practice includes criminal defense, civil litigation, estate planning and wills, business and corporate law, contracts, and guardianship and conservatorship matters. Larson represents clients in contested proceedings while also helping individuals and businesses address planning and organizational needs before disputes arise.
Larson earned a B.S. from South Dakota State University in 2019 and a J.D. from the University of South Dakota in 2024. He is admitted to the State Bar of South Dakota. His legal education and early work with the firm, including an internship before joining full time, support a practice that combines research, client counseling, document preparation, negotiation, and courtroom-focused problem solving.
His criminal defense work involves helping clients understand charges, court procedures, and available defense strategies. Larson also handles civil disputes and advises on business and corporate matters, including contract-related concerns. In his estate planning and guardianship work, he assists clients with legal arrangements intended to protect personal, family, or financial interests. This mix of litigation and planning allows him to address both immediate disputes and forward-looking legal needs.
Justin L. Larson focuses on providing clear, practical guidance across a varied caseload. He works with clients to identify the legal issues that matter most, organize the facts, and choose a reasonable path toward resolution. Larson’s practice across criminal defense, civil litigation, estate planning, business law, and guardianship matters gives him experience with both courtroom proceedings and preventive legal planning, helping clients manage risk and make informed decisions at important points.
Law Office Affiliations
- Attorney, Austin Law
- Member, State Bar of South Dakota
Licensed State
- South Dakota
Education
- University of South Dakota School of Law
Juris Doctor (JD) - South Dakota State University
Bachelor’s Degree
Awards & Badges

- Assault & Battery
- Drug Crime
- DUI & DWI
- Parole & Probation
- Business Litigation
- Contracts & Agreements
- Corporate & Incorporation
- Wills & Living Wills
- Litigation
- Guardianship





