Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Resignation of Director

On May 21, 2026, David Enholm notified the Board of Directors (the "Board") of CleanCore Solutions, Inc. (the "Company") of his resignation as a member of the Board, effective immediately. Mr. Enholm's resignation was not the result of any disagreement between Mr. Enholm and the Company on any matter relating to the Company's operations, policies, or practices. Mr. Enholm will continue to serve as the Company's Chief Financial Officer.

Appointment of Director

On May 21, 2026, the Board, upon the recommendation of the Nominating and Corporate Governance Committee of the Board (the "Nominating Committee"), appointed Tyler Hassen, the Company's Chief Executive Officer, to fill the vacancy on the Board created by Mr. Enholm's resignation, effective immediately. Mr. Hassen will serve as a director until his successor is duly elected, qualified, and appointed, or until such earlier resignation, removal, or disqualification from such position.

Mr. Hassen, age 43, has served as the Company's Chief Executive Officer since March 16, 2026. Mr. Hassen is the founder of Stable Crest Holdings, a Houston-based investment firm, a position he has held since November 2025. Previously, Mr. Hassen served as Acting Assistant Secretary for Policy, Management & Budget and Senior Advisor at the U.S. Department of the Interior under Secretary Doug Burgum from January 2025 to November 2025. From 2008 through January 2025, Mr. Hassen served in various leadership roles at Basin Holdings, a global diversified oilfield and industrial manufacturing and services company, including as Chief Executive Officer of Basin Industries LLC (2021-2025), Chief Executive Officer of Basin Energy (2020-2025), and Chief Financial Officer of Basin Holdings (2013-2016). He also served as Chairman of Wenzel Downhole Tools, a leading mud motor and drilling tool supplier, from 2020 to 2025, after serving as Chief Executive Officer from 2017 to 2020. Earlier in his career, Mr. Hassen worked as an Associate in Morgan Stanley's energy investment banking group. Mr. Hassen holds an undergraduate degree from Princeton University.