Power of Attorney for Eric Kaysen

This filing details a Power of Attorney granted by Eric Kaysen to Harrison Morris, Eric L. Nitcher, Rita Townsend, and Seana Banks. This grants them the authority to manage his filings with the SEC, including obtaining EDGAR credentials, filing Forms 3, 4, and 5, and submitting Schedules 13D and 13G. The attorneys-in-fact are empowered to act on Mr. Kaysen's behalf for all necessary actions related to these filings, including maintaining his EDGAR account. The Power of Attorney also clarifies that neither the attorneys-in-fact nor HF Sinclair Corporation assume Mr. Kaysen's compliance responsibilities. It remains in effect until Mr. Kaysen is no longer required to make such filings or until revoked. Additionally, the filing reports that Eric Kaysen holds 4,789 shares of Common Stock, with some shares subject to vesting schedules tied to continued employment.