Holmberg Leaving BBRMG: BBRMG Dir./Marketing Matthew Holmberg is leaving the company. His last day is Friday (4/1). Holmberg joined in 2017 as Magic Mustang Music Coord./Catalog before transitioning to the promotions team as Red Bow & Wheelhouse Coord./Promotion. He was named to his most recent post in November (11/8/21). No word on plans for the position.