Petersen a holder of a Bachelor of Art's Degree in Public Administration is also the chief executive officer (CEO) of his own label imprint, Zaga Lyfe Entertainment, Octopus Media and 2016 Kora Awards Best Male Southern Africa Nominee.
[1] Petersen's music career started off in 2002 as a songwriter and released two songs Wasaina Fight, Nenze Na Pamela and Wind your body in 2003 and 2004.
[3] In 2015 Petersen produced his fourth album King Solomon[4] and also features Afunika, Flexville Marley and Nameless from Kenya.
Pressure also came from some church leaders that took great exception to Munyaule, a song that out-rightly euphemised sex like no other musician has ever done in Zambia.
The same politicians who were pontificating about morals were "corrupt thieves, selfish and wife batterers.” In 2013, he collaborated with PilAto on a single entitled BUFI a highly politically charged song that labeled the late President Michael Sata a ‘Father of Lies’.
[7][8] In 2021, Petersen applied for adoption for parliamentary candidature under the United Party for National Development (UPND) for Nalikwanda Constituency.