Executive Channel Network (ECN) Teams Up with Hivestack to Enable Programmatic Buying of Digital Screens in European Workplace Environments

London (August 27, 2020) — Hivestack, a global leader in programmatic digital out-of-home (DOOH) advertising, today announced that it has partnered with Executive Channel Network (ECN), Europe’s leading workplace media communication specialist, enabling programmatic buying of their highly sought-after premium workplace inventory. […]