Mantashe and Mokonyane, along with deputy correctional services minister Thabang Makwetla and ANC MP Vincent Smith, are alleged to have received financial and other benefits from controversial government service provider Bosasa.
The company, renamed African Global Operations, is said to have received irregular tenders worth billions of rands. The allegations against these individuals - and numerous others - at the Zondo commission surfaced during damning testimonies by high-ranking former Bosasa staffers.
"Walk the talk, Mr President: show South Africa just how serious you are about fighting corruption," charged Van Damme. Van Damme challenged Ramaphosa to suspend, investigate and institute lifestyle audits on Mokonyane, Mantashe, Makwetla and Smith.
"If not, you will remain the president who had no backbone and continued turning a blind eye to corruption by those in his party - no different to your predecessor, Mr Jacob Zuma," she said. "It is this very culture that is ruining our country - the notion that one must protect members of their parties at all costs, even when implicated in wrongdoing.