New Business: WPP and Mediacom top R3 Worldwide's November creative and media agency rankings - adobo Magazine Online
GroupM Agencies Dominate Global New Business Media Wins For Q1-Q3 - B&T
GroupM makes advertising work better for people
Group M Media PVT LTD Gurgaon PH Five in Old Dlf Colony, Delhi
DDB and GroupM lead Philippine creative and media agencies in R3 Worldwide August rankings - adobo Magazine Online
GroupM Expands Sports and Entertainment Offering under New Global Agency Brand 'ESP' | Business Wire
GroupM's Chris Packman on the role of agencies in the ever-evolving programmatic ecosystem
WPP & GroupM - GroupM
GroupM UK agencies attain new IAB certification on brand safety - MarketingReport
4A's Forms Advertising Protection Bureau, Where Media Agencies Collectively Tackle Brand Safety - GroupM
GroupM Client Reviews | Clutch.co
Exclusive Data from COMvergence on Media Agency Billings Final 2020 Reveals Top Global Agency Network and Group Winner - GroupM
GroupM - Career Development Center Universitas Indonesia
Businesses - GroupM
GroupM makes advertising work better for people
GroupM partners with Moving Walls for DOOH capabilities amongst agencies - MARKETECH APAC
GroupM is looking for the future talent of the media industry.
WPP Campus at 3 World Trade Center - HOK
Latest Awards - GroupM
GroupM makes advertising work better for people
GroupM Performance Cited As A Strong Performer in the Forrester Wave™ - GroupM
GroupM | LinkedIn
Clean Sweep for GroupM Agencies in Global December R3 2021 New Business Rankings - GroupM
Agencies: How To Study The Industry - GroupM
GroupM France on Twitter: "GroupM a encore brillé ! 🎊 #superteams #congrats" / Twitter
