Item 5.07 Submission of Matters to a Vote of Security Holders. At the 2025 Annual Meeting of Stockholders of Solaris Energy Infrastructure, Inc. (the “ Company”) held on Thursday, May 15, 2025 (the “ Annual Meeting”), the Company’s stockholders voted upon the following three proposals, each of which are described in more detail in the Company’s Proxy Statement. Voting results for each proposal considered at the Annual Meeting are set forth below: