Manchester United football manager Sir Alex Ferguson is buying a further 10% of Bos, which makes Rooibos tea in a can.

South Africa-based ice-tea maker Bos has sold a fifth of the company to Invenfin, the corporate venturing unit of local conglomerate Remgro.

Manchester United football manager Sir Alex Ferguson is buying a further 10% of Bos, which makes Rooibos tea in a can.

Joe Kieser, Invenfin director, said: "What attracted Invenfin initially was the marvelous brand that Bos has developed. Backing up that distinctive brand is the excellent product itself."

James Mawson

James Mawson is founder and chief executive of Global Venturing.