About
Catherine A. Seeley is a dedicated attorney at Gunderson, Palmer, Nelson & Ashmore, LLP, who focuses on business law, governmental matters, administrative law, municipal law, and estate planning and probate. She works closely with clients to understand their legal needs and provide clear, practical solutions. Her approach is grounded in careful analysis and strong communication. She supports individuals, businesses, and public entities by guiding them through legal processes with confidence and clarity at every stage.
Catherine, after graduating from high school, attended the University of South Dakota. There, she earned a B.A. in English Education before pursuing advanced studies. She later completed a J.D. and a Master’s Degree in Adult and Higher Education from the same university. During law school, she developed key legal skills through participation in moot court and leadership roles. Her academic performance placed her at the top of her class, reflecting her commitment to excellence and deep understanding of legal principles.
Catherine gained valuable experience as a law clerk to the Chief Judge of the United States District Court for the District of South Dakota early in her legal career. In this role, she worked on complex legal issues and strengthened her research and writing abilities. This experience helped her build a solid foundation in legal reasoning, allowing her to handle challenging matters and provide thoughtful, well-informed legal guidance to her clients.
Catherine A. Seeley is committed to helping clients achieve practical outcomes in legal matters. She assists with estate planning, business decisions, and government-related issues by offering clear advice and effective strategies. Her work helps clients make informed choices and protect their interests. Through careful attention to detail and a client-focused approach, she ensures that each matter is handled professionally, providing reliable support and strong legal representation in every case.
Law Office Affiliations
- Associate Attorney, Gunderson, Palmer, Nelson & Ashmore, LLP
- Member, South Dakota Bar Association
- Member, American Bar Association
Licensed State
- South Dakota
Education
- University of South Dakota
Juris Doctor (JD) - University of South Dakota
Masters of Arts in Adult & Higher Education - University of South Dakota
BA in English
Awards & Badges




- Elder Law
- Power of Attorney
- Probate
- Trusts
- Wills And Living Wills
- Administrative
- State, Local & Municipal
- Business Litigation
- Contracts And Agreements
- Corporate
- Franchise, Dealership & Partnership
- Limited Liability Company (LLC)
- Nonprofit Organizations
- Litigation




