Career
This ranks him third in Kenya, behind Samson Kitur and Charles Gitonga, and fifth in Africa, behind Innocent Egbunike, Kitur, Gitonga and Davis Kamoga. Sambu was the captain of the Kenyan team at the 2007 All-Africa Games. He planned to retire after the 2008 Summer Olympics in Beijing, China He did not, however, participate at the Olympics.
As of 2009, he is reported to be still active, although sidelined due to injury.