Original sentence: He is the founder and executive chairman of international technology groups Econet Global and Cassava Technologies.Strive Masiyiwa (born 29 January 1961) is a London-based Zimbabwean billionaire businessman and philanthropist
Edited sentence: He is the founder and executive chairman of Econet Global, an international technology group comprising Cassava Technologies and Econet Wireless.Strive Masiyiwa (born 29 January 1961) is a London-based Zimbabwean entrepreneur, business leader and philanthropist