On January 1, 2024, Alphatec Holdings, Inc. promoted Scott Lish to Chief Operating Officer. Mr. Lish is not a party to and does not have any direct or indirect material interest in any transaction with the Company required to be disclosed under Item 404(a) of Regulation S-K. Mr. Lish, age 43, has served as Senior Vice President, Research and Development of the Company?s wholly owned operating subsidiary, Alphatec Spine, Inc., since October 2020. Mr. Lish joined Alphatec Spine in 2017, as its Vice President, Research and Development.

Prior to joining Alphatec Spine, Mr. Lish held various product development roles throughout an over eight-year tenure at NuVasive, Inc., where he served most recently as Director of Development, responsible for thoracolumbar fixation development. Prior to joining NuVasive, Inc., Mr. Lish worked for two years as a Manufacturing Engineer for Zimmer Dental. Mr. Lish received an M.S. degree in Material Science and a B.E. degree in Mechanical Engineering from the Thayer School of Engineering at Dartmouth, as well as a B.A. degree in Engineering Sciences from Dartmouth College.