 DALLAS--BUSINESS WIRE--RumbleOn, Inc NASDAQ: RMBL, the e-commerce company using innovative technology to simplify how dealers and consumers buy, sell, trade or finance pre-owned vehicles, today announced a strategic hire to its executive leadership team, Matthew McCartin as Chief Marketing Officer CMO. McCartin will report to RumbleOns CEO Marshall Chesrown, effective September 7, 2021. McCartin is an accomplished and strategic marketing leader with an impressive track record of driving 