Celtel

Celebrity Buzz Celtel, a $3.4 billion sale and a prize for good leaders: Mo Ibrahim Sir Mo Ibrahim, born in Sudan in 1946, worked for British Telecom and Cellnet before founding Celtel, which grew to over 24 million subscribers in 14 African countries. After selling it in 2005 for $3.4 billion, he created the Mo Ibrahim Foundation, the Ibrahim Index of African Governance and a $5 million prize for leaders who govern well and leave office.