What is the name of the Minnesota hip hop collective which has a CEO that is also an American rapper?
Castor, the Twin: Castor, the Twin is a studio album by Dessa, a member of Minneapolis indie hip hop collective Doomtree. Dessa: Margret Wander (born May 23, 1981), better known by her stage name Dessa, is an American rapper, singer, spoken word artist, writer, and record executive. Dessa:  She is a member and CEO of the indie hip hop collective Doomtree.
Doomtree