In pictures: Kenyan entrepreneur

Zablon Karingi Muthaka, 26, runs his own waste management business in Nariobi, Kenya.

He has just been named Entrepreneur of the Year by Youth Business International (YBI), a charity set up by Prince Charles in 1999 to help young people start up their own businesses.

The charity operates on 6 continents and helped start more than 1,800 new businesses last year.