COMvergence: GroupM’s Wavemaker Is The Top Biz Dev Media Network Globally In Q1
Raluca Dumitrescu2023-05-24T06:28:23+01:00May 23, 2023 - GroupM’s Wavemaker is the top-ranked global media agency network in net new business for the first quarter of the year, according to an assessment by agency research firm COMvergence.