On May 9, 2023, Brian Maillian notified the Board of Directors of Everest Consolidator Acquisition Corporation of his resignation from the Board as a Class I director and from the committees of the Board on which he serves, effective as of the close of business on May 9, 2023. Mr. Maillian's resignation did not result from any disagreement with the Company on any matter relating to the Company's operations, policies or practices. On May 9, 2023, the Board appointed Rebecca Macieira-Kaufmann to serve on the Company's Board as a Class I director, to fill the vacancy following Mr. Maillian's resignation, and as a member of the Board's Audit Committee and Nominating Committee and as the chairperson of the Compensation Committee, in each case, effective as of the Effective Time.

Ms. Macieira-Kaufmann will serve as a Class I director for a term expiring at the Company's first annual meeting of stockholders following the Company's initial public offering and until her successor is duly elected and qualified or her earlier death, resignation, retirement, disqualification or removal.