On June 30, 2022, AT&T Inc. appointed Debra L. Dial to the position of Senior Vice President - Chief Accounting Officer and Controller, and Ms. Dial assumed the responsibilities of principal accounting officer. Ms. Dial, 61, has served in various positions with the Company for 25 years, including as Senior Vice President - Controller for the last six years. The designation as the principal accounting officer recognizes her responsibilities as Chief Accounting Officer and conforms to prevalent industry practice.

Pascal Desroches, the Company's Senior Executive Vice President and Chief Financial Officer, acted as the Company's principal accounting officer prior to Ms. Dial's appointment.