On September 23, 2021, Teligent, Inc. appointed Joseph Benesch to serve as its new Principal Accounting Officer, effective immediately. Mr. Benesch commenced employment with the Company in June 2021 as its Vice President and Corporate Controller, and has more than 25 years of experience in financial reporting, financial operations, business transactions strategy, and all phases of the accounting and controls process. Prior to joining the Company, Mr. Benesch was the Controller at Torrent, Inc. from November 2018 to June 2021, served as a financial reporting consultant for the Pine Hill Group from November 2017 to November 2018, was the Corporate Controller at Adare Pharmaceuticals, Inc. from April 2017 to November 2017, and served as Vice President Finance at Edenbridge Pharmaceuticals, LLC from November 2015 to April 2017. On September 22, 2021, R. Carter Pate notified the Company of his intent to resign as a director of the Company, effective September 24, 2021. On September 23, 2021, William R. Marth notified the Company of his intent to resign as a director of the Company, effective immediately. Neither Mr. Pate nor Mr. Marth’s resignations from the Board of Directors (the “Board”) of the Company were due to any disagreement with the Company on any matter relating to the Company’s operations, financial statements, policies or practices.