MedMen Enterprises Inc. announced that RocNation Co-founder and CEO Jay Brown has joined its Board of Directors. Brown began his career as a publishing executive with Qwest Records. He later served as senior vice president at Elektra Entertainment Group and then as executive vice president at Def Jam Recordings. Since its inception in 2008 and with Brown at its helm, RocNation has branched out into the world of touring and merchandising, television and film, content creation, apparel, mobile gaming, new business ventures, and is heavily responsible for today’s popular arts and culture.