Appgate, Inc. announced that its board of directors has appointed Leo Taddeo, the Company's current Chief Information Security Officer, as the President and as a Director, in each case effective on January 4, 2023. The Board appointed Mr. Taddeo as a Class II Director to fill the vacancy created by Mr. Barry Field's resignation and Mr. Taddeo will serve as a Director until the next election of the Class II Directors and until his successor shall be elected and qualified, or until his earlier death, resignation, retirement, disqualification or removal. In addition, upon his appointment as Chief Executive Officer and President, Mr. Taddeo no longer serves as the Company's Chief Information Security Officer.

Mr. Taddeo, 57 years old, prior to his appointment as Chief Executive Officer and President, served as Chief Information Security Officer of the Company and President of Appgate Federal, positions he had held since February 2022. Previously, Mr. Taddeo was Chief Information Security Officer and President of Cyxtera Federal Group from January 2019 to February 2022 and Chief Information Security Officer of Cyxtera Technologies, Inc. from May 2017 to January 2019. From 1995 to 2015, Mr. Taddeo served as a Special Agent with the Federal Bureau of Investigation, including most recently as the Special Agent in Charge of the Cyber/Special Operations Division, the top FBI executive in New York City in charge of investigating cyber-attacks against private and government networks.

Mr. Taddeo received his B.S. in Applied Physics from Rensselaer Polytechnic Institute and J.D. from St. John's University. Mr. Taddeo's qualifications to serve on the Board include his familiarity with the Company's business and operations, as well as his leadership, management and technology experience, particularly in the Company's industry.

On January 4, 2023, Barry Field tendered his resignation as a director, with such resignation becoming effective on such date (the Field Separation Date). Mr. Field's resignation from the Board was not due to any disagreement with the Company on any matter relating to the Company's operations, policies or practices. In connection with Mr. Field's resignation, on the Field Separation Date, the Company entered into a Separation Agreement and Release with Mr. Field (the Field Separation Agreement).

On January 4, 2023, Jawahar Sivasankaran tendered his resignation as the Company's President and Chief Operating Officer, with such resignation becoming effective on such date (the Sivasankaran Separation Date).