TIM S.A. communicates that its Board of Directors appointed Mr. Fabio Mello de Avellar to the position of Chief Revenue Officer ("CRO") of the Company effectively immediately. Mr. Avellar replaces Mr. Alberto Mario Griselli in the position he has held on an interim basis since January 31, 2022. From now on, Mr. Griselli, who had his resignation from the position of CRO accepted by the Company's Board also now, will continue his tenures as Chief Executive Officer and member of the Company's Board of Directors.

Mr. Avellar, who holds a Master's in Business Administration from COPPEAD - UFRJ, a Production Engineer from UFRJ and has taken extension courses in Madrid and Barcelona, has led the Customer Experience Vice-Presidency at Vivo since 2018, a company where he worked for 19 years. Also trained in coaching, Mr. Avellar is an executive coach associated with the International Coaching Federation and a career mentor.