Martin P. Oyos - a Sioux Falls, South Dakota (SD) Estate Planning and Administration Lawyer

Sioux Falls Estate Planning and Administration Lawyer

Updated: 03/23/2026

Areas of Practice

Estate Planning and Administration
Business
Real Estate
Non-profit law

Attorney Information

Overview

Martin guides clients of all ages through the development of estate plans, including wills and trusts, estate and trust administration, conservatorships and guardianships, pre-nuptial agreements and special needs trusts.

He also works with clients in the formation of businesses and business transactions, including the sale, acquisition or merger of businesses. With over two decades of experience, he provides a depth of knowledge in advising business owners on day to day issues that arise in the operation of a business.

Martin is an active member of First Lutheran Church and has served in various leadership positions with several charitable and non-profit organizations, including First Lutheran Church, Habitat for Humanity, Sioux Falls Estate Planning Council and the Center for Wester Studies at Augustana University.

Awards and Honors

Honors

Accredited Estate Planner - National Association of Estate Planners and Councils

Education

Legal Education
- University of South Dakota School of Law, Vermillion, South Dakota
  J.D.
  Law Review: The University of South Dakota School Of Law Reveiw, Editor-in-chief, 1987 - 1988
Non Legal Education
- Augustana University, Sioux Falls, South Dakota, 1980
  B.A.
  Honors: magna cum laude

Current Employment Position(s)

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Of Counsel
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Languages

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English
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Classes and Seminars

Estate Planning Essentials, Osher Life Long Learning, 2014
Estate Planning, Center for Active Generations, 2012 - 2016

Bar Admissions

South Dakota, 1989
U.S. District Court District of South Dakota, 1990

Other Affiliations

Sioux Falls Estate Planning Council, 2016 - 2017 (President)
State Bar of South Dakota

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Contact

Sioux Falls, SD

426 E. 8th Street
Sioux Falls, SD 57103

Directions

Phone: 605-679-6745

Fax: 605 336-1027

Email: Send a message

Websites:

Hours: Monday - Friday 8:00am-5:00pm

Credit Cards Accepted
Free Consultations

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Martin P. Oyos - Sioux Falls, SD