NEW YORK–(BUSINESS WIRE)–Vistar Media, the leading global provider of programmatic technology for digital out-of-home, today announced a Series B funding round of $30M from Lamar Advertising Company (Nasdaq: LAMR). The investment reflects Lamar and Vistar’s belief that technology will be the driving factor behind an accelerated growth rate for the out-of-home (OOH) industry at large. With the adoption of programmatic now widespread, Vistar is focused on helping digital signage networks transi