Mantonnero hails from Delta state, but is based in Lagos. He started his musical career as far back as 1990. In 1993 he won 3rd position at Skido young artist search; in 1994, he also won 2nd position at the Lekki Sun Flash
Competition organized by Coca Cola Nigerian PLC. By 2008 he came out with a debut album titled Open letter to Mr President. In 2010 he released a single titled Eko Oni baje. Now he is here with a new tune titled NAWAA.
