Telkom appointed Sello Mmakau as chief digital officer. Momentum Corporate chief information and digital officer Sello Mmakau is joining telecommunications firm Telkom as its group chief digital officer, from 1 April, 2024. Mmakau has held various executive and senior management roles in organizations such as Momentum Corporate, Afrocentric (Sanlam Group), Airports Company South Africa (ACSA), Financial Sector Conduct Authority, Sasol and the Department of Home Affairs.

Throughout his career, Mmakau has been recognised with numerous local and global awards for his achievements. He was named the South African visionary CIO of the year in 2012, received the United Nations Award for utilising technology to enhance public customer service delivery, and was presented with the International Award for the best-designed smart ID card at the High-Security International Conference 2013 in Asia. In 2017, he was recognised as the best company GCIO for implementing Oracle SaaS after digitising ACSA.

Most recently, he was honoured with the Global CEO Award in Health 2021 for his work in implementing virtual health self-services during the challenging lockdown measures imposed by the COVID-19 pandemic.