Komon was born in Cheptais in Mount Elgon District. Komon won his first medals in cross country running competitions, taking the junior silver medal at the 2006 IAAF World Cross Country Championships and progressing to win the senior silver at the 2008 edition. He was the 2008 winner of the Cross Internacional de Soria. Komon was close to winning the bronze medal at the 2009 World Cross Country Championships in Amman, but he missed out by one second behind Zersenay Tadese and Moses Kipsiro.