Power of Attorney for Scott E. Sullivan

This filing is an exhibit detailing a Power of Attorney granted by Scott E. Sullivan, an officer of Energy Fuels Inc. (Company), to Julia C. Hoffmeier and Nathan M. Longenecker. Effective June 29, 2026, Mr. Sullivan appointed these individuals as his attorneys-in-fact to execute and file various SEC forms, including Forms 144, 3, 4, and 5, along with Form ID for Edgar filings. This authorization covers all necessary actions for the proper execution and timely filing of these documents with the SEC and other relevant authorities. The attorneys-in-fact are granted broad discretion in these matters, and the undersigned acknowledges that they are not assuming Mr. Sullivan's compliance responsibilities under Section 16(a) of the Securities Exchange Act of 1934. The Power of Attorney remains in effect until Mr. Sullivan is no longer required to file such forms, unless earlier revoked, superseded, or upon termination of his employment with the Company. This document supersedes any prior powers of attorney for the same purpose.