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Erin MacDonald served as co-managing partner at Karnopp Petersen LLP before the firm joined Best Best & Krieger LLP (BBK) in 2022. As partner, Erin concentrates her practice in Trusts and Estates. Erin regularly counsels clients in the areas of estate planning, probate and trust administration, tax planning and charitable giving. 

Erin is a fellow of the American College of Trusts and Estates Counsel. She previously served as the Chairperson of the Executive Committee of the Estate Planning and Administration Section of the Oregon State Bar.  Erin currently serves as a member on the Development and Marketing Committee for the Oregon Community Foundation.

Erin actively participates in the local community as the former Chairperson of the Central Oregon Community College Foundation Board and as a board member of the Laboratory for the American Conversation at Oregon State University-Cascades. She is also an advisory board member of the Assistance League of Bend. Erin was recognized as Best Lawyer in 2025 and 2026.

Outside of the office, Erin enjoys traveling the world and spending time outdoors with her husband and two children, exploring all the wonders that Central Oregon has to offer.

Accolades
  • The Best Lawyers in America®, Trusts & Estates, 2026
  • Martindale-Hubbell AV Preeminent Rated for Estate Planning and Administration
  • Oregon Super Lawyers Rising Stars, Estate Planning and Probate, 2012-2016
  • Accomplished Under 40, Cascade Business News
  • Leadership Bend President and Alumni, Bend Chamber of Commerce, 2008
  • “Woman of the Year” Nominee, Bend Chamber of Commerce, 2019
  • Outstanding Oral Advocate Award, Northwestern School of Law of Lewis & Clark College
Professional & Community Involvement
  • American College of Trust and Estate Counsel (ACTEC), fellow, 2017-present
  • Oregon State Bar Estate Planning and Administration Section Executive Committee, former Chairperson
  • Oregon State Bar Elder Law Section
  • Oregon State Bar Tax Section Newsletter Committee
  • Central Oregon Estate Planning Council
  • Oregon Women Lawyers
  • Cascade Women Lawyers
  • Deschutes County Bar Association
  • Central Oregon Community College Foundation, vice chair, 2022
  • U.S. Bank, board member
  • Friends of Realms, board member
  • Laboratory for the American Conversation at Oregon State University, board member
  • Central Oregon Estate Planning Counsel, board member
  • Oregon Community Foundation's Development and Marketing Committee 
Thought Leadership

Presentations

  • "Roundtable Webinar Featuring Expert Insights in Finance, Law and Real Estate," Ladd Group Webinar Special Round Table, May 28, 2025
  • "What Alaskan Attorneys Need to Know About Dirt and Death in Oregon and Washington," Alaska State Bar, Estate Planning and Probate Section, April 12, 2022

Core Practices

Education & Admissions

Education
Northwestern School of Law of Lewis & Clark College
J.D., cum laude
Trinity College
B.A., psychology
Bar Admissions
Oregon

Languages

English