On September 7, 2022, Gavin Isaacs notified Altitude Acquisition Corp. of his decision to resign from his position as Chairman of the board of directors of the Company and from the audit committee of the Board effective immediately.
On September 9, 2022, Thomas Breitling notified the Company of his decision to resign from his position as Vice Chairman of the Board and from the compensation committee of the Board effective immediately. In connection with the resignations of Mr. Isaacs and Mr. Breitling, on September 13, 2022, the Board appointed Dr. Warren Hosseinion to serve as a Class III director on the Board, Chairman of the Board, and as a member of the Audit Committee and Compensation Committee, effective immediately. Dr. Hosseinion, 46, is a co-founder of Apollo Medical Holdings Inc., has been a member of its board of directors since July 2008, and served as its Chief Executive Officer from July 2008 to December 2017 and Co-Chief Executive Officer from December 2017 to March 2019. Dr. Hosseinion was Chairman of the board of directors of Clinigence Holdings Inc. from April 2019 to March 2022, Chief Executive Officer of Clinigence Holdings Inc. from March 2021 to March 2022, and following a business combination with Nutex Health Inc. he continues to be a director and President of Nutex Health Inc. from March 2022 to present. In 2001, Dr. Hosseinion co-founded ApolloMed. Dr. Hosseinion received his B.S. in Biology from the University of San Francisco, his M.S. in physiology and biophysics from the Georgetown University Graduate School of Arts and Sciences, his medical degree from the Georgetown University School of Medicine, and completed his residency in internal medicine from the Los Angeles County-University of Southern California Medical Center.