GNL Zamba, born Ernest Nsimbi, is a popular and influential hip hop artist in Uganda, credited with bringing rap and Lugaflow style of music to mainstream radio and other media in Uganda. His stage name, GNL, is short for "Greatness of No Limits". He is the founder and CEO of the independent hip hop record label Baboon Forest Entertainment, which nurtures new talent in Kampala, Uganda. He is also an actor, filmmaker, and ambassador for Ugandan brands and social initiatives.He began his professional music career in 2007, after completing a bachelor's degree in environmental science at Makerere University in Uganda. He was originally signed to Platinum Entertainment, and formed his own company Baboon Forest Entertainment in 2008.