Steve Onyango, musically known as Proff was born on 1st April 1984 in Nairobi  Kenya Mbotela Estate to a family of 5 His fascination with music started during his high school years, but got his first breakthrough as a dancer, later joined a boy band called FUNNY BOYZ with two of his schoolmates.
He later moved out of the group to persue his solo career, a period during which he was recruited as a back up singer for an established artiste, where he practiced and perfected his craft for a couple of years, until he felt ready enough to be his own man and charted his solo career path.
In 2010, he got his huge break with the song ‘DATA’ that quickly ushered him to the limelight as a solo artiste, produced at Herbal Records with Maich Blaq and the herbalists. He would then churn out a number of singles as solo artist, followed by a 19 track album – SIKU NYINGI