TRUST NOTICE IN THE MATTER OF THE TRUST: Williamson Family Revocable Trust To all persons regarding John N. Williamson, deceased, who died on or about July 28, 2025. You are hereby notified that the trustees listed below are the co-trustees of the Williamson Family Revocable Trust dated on November 22, 2019. Any action to contest the validity of the trust must be brought in the District Court of Dallas County, Iowa, within the later to occur of four (4) months from the date of second publication of this notice or thirty (30) days from the date of mailing this notice to the spouse of the decedent settlor, and to all heirs of the decedent settlor whose identities are reasonably ascertainable. Any suit not filed within this period shall be forever barred. Notice is further given that any person or entity possessing a claim against the trust must mail proof of the claim to the trustee at the address listed below via certified mail, return receipt requested, by the later to occur of four (4) months from the second publication of this notice or thirty (30) days from the date of mailing this notice if required or the claim shall be forever barred unless paid or otherwise satisfied. Gary A. Williamson, Co-Trustee 3018 44th Street Des Moines, IA 50310 Susan L. Adams, Co-Trustee 36665 I Avenue Earlham, IA 50072 Attorney for Co-Trustees: Peter J. Rolwes, ICIS#: AT0009311 5015 Grand Ridge Drive, Suite 100 West Des Moines, IA 50265 Phone: 515-223-4567 Facsimile: 515-223-8887 E-mail: rolwes@sagwlaw.com March 12, 19 2026 LIOW0473392