1017 Brick Squad Artist :: Keith Cozart (born August 15, 1995), better known as Chief Keef, is an American rapper and record producer signed to 1017 Brick Squad Records from Chicago, Illinois. During his teenage years and while under house arrest, his music videos were met with acclaim from local high school students.

1017 Brick Squad Artist :: Chief Keef led to a bidding war among labels. Ultimately, Chief Keef signed with Interscope Records and later signed with 1017 Brick Squad Records. Chief Keef also became the CEO of his own record label, Glory Boyz Entertainment, which later developed into Glo Gang.