Saxophonist Theo Mngaza began playing jazz at a very young age. He was born and raised in Gqeberha, Motherwell Eastern Cape, South Africa. Theo's uncle, a saxophonist in the community of Gqeberha Mac Lamani, taught him how to blow his horn for the first time. When he was 12 years old, he began to take the saxophone much more seriously. At this time, he also started attending the East London Harmonius Music School.

Theo, who is only 19 years old and has the potential for a successful career, has already been in many performances. He has performed alongside local artists in a variety of genres as well as jazz greats like Nduduzo Makhathini and Sakhile Simani.He played at the Buyelekhaya Arts Festival in East London, the Macufe Festival in Bloemfontein, and the Umtiza Arts Festival in East London.

He currently participates in the weekly Jazz and Pizza Thursdays at the East London Legends creative hub .