Estes Campbell Law Firm

Wills Trusts Estate Planning Probate

Serving clients in South Dakota and Minnesota

4020 Jackson Blvd.
P.O. Box 330
Rapid City, SD 57709

220 Division St., 3rd floor
Northfield, MN 55057

About our staff

Our attorneys and assistants bring a wealth of experience in financial, real estate, nonprofit and business knowledge, combined with an understanding of family dynamics and business succession challenges. Our knowledge provides clarity for your unique situation.

Doyle Estes

Attorney at Law
Estes Campbell Law Firm
P.O. Box 330
Rapid City, SD 57709-0330

Doyle is a native of Wall, S.D. He obtained his Bachelor of Science degree in 1971 from the University of South Dakota. Thereafter he attended George Washington University in Washington, D.C. as a graduate student in the Master's Degree in Public Administration program. He received his J.D. from the University of South Dakota in 1975.

Thereafter he worked two years as Assistant Attorney General for the State of South Dakota in Pierre, S.D. In 1978 he received his LL.M. in Taxation from New York University. Since 1978, he has been involved in the private practice of law in Rapid City, S.D.

Doyle has been involved in the following organizations:

  • Pennington County Bar Association
  • West River Estate Planning Council
  • Pennington County Housing and Redevelopment Commission
  • The Dahl Foundation
  • The Journey Museum
  • South Dakota Banking Commission
  • South Dakota Lottery Commission
  • Regional Health Network
  • Children's Home Society Foundation
  • South Dakota Friends of Public Broadcasting
  • Rapid City Regional Hospital Foundation

Erika Kroetch Campbell

Attorney at Law
Estes Campbell Law Firm
220 Division Street South, Third floor
Northfield, MN 55057

A Rapid City native, Erika received her J.D. from the William and Mary School of Law in Williamsburg, Virginia, in 2000, where she served as the Editor-in-Chief and Symposium Editor of the William and Mary Environmental Law and Policy Review. She was also the Historian for the Phi Delta Phi legal fraternity, and received the prestigious Dean's Certificate upon graduation. Erika's bachelor's degree was completed with honors in 1993 at Saint Olaf College, in Northfield, Minnesota. She also studied at the University of Haute Bretagne in Rennes, France.

She is a member of the South Dakota Bar Association and has served as chair of the Executive Committee of the State Bar Section of Real Property, Probate and Trust. Prior to joining the Estes Campbell Law Firm, Erika worked as a Financial Advisor for Piper Jaffray & Co. (now UBS Financial), where she earned the Accredited Asset Management Specialist (AAMS) designation from the College of Financial Planning. Previously, Erika worked as a trust officer for Commerce Bank of Kansas City, served as a law clerk to Justice Gerald Schroeder of the Idaho Supreme Court, and was an Associate at Holland and Hart, LLP in Boise, Idaho. During law school, she also served as a Summer Associate for Dillingham & Murphy, LLP, in San Francisco, California, and Winthrop, Stimson, Putnam & Roberts (now Pillsbury Winthrop Shaw Pittman) in Washington, D.C.

Erika has been involved in the following organizations:

  • Skyline Preservation, Inc.
  • United Campus Ministry, South Dakota School of Mines and Technology
  • Leadership Rapid City, 2004
  • South Dakota Center for Enterprise Opportunity
  • Black Hills Area Community Foundation
  • Cameroon Health and Education Fund
  • Keep Spearfish Beautiful, Inc.


  • Book review, Private Property & the Endangered Species Act, 5 GEORGETOWN PUB. POL'Y REV. 94 (1999).
  • Land Use in the 21st Century: The Next Frontier for Environmental Law (with Jason Rylander), 23 WM. & MARY ENVT'L LAW & POL'Y REV. i (1999).

Robb Campbell

Estes Campbell Law Firm
220 Division Street South, Third Floor
Northfield, MN 55057

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©  Copyright Estes Campbell Law Firm. Northfield photo by 123dieinafire, Wikimedia Commons, CC BY.