GroupM Continues to Lead COMvergence's New Business Rankings - GroupM
OMD again tops media agency network global billings - AdNews
Franchise Marketing Agency, Full-Service | Bright Pink Agency
Report Ranks OMD as Top Media Agency in U.S. and Worldwide by Billings, Market Share
OMD Top-Ranked Global Network In Latest RECMA Diagnostics Report 03/10/2021
GroupM ranks No. 1 in net new business in APAC and LATAM regions: COMvergence report: Best Media Info
Agency Holding Companies | Programmatic Advertising Glossary
Digital Agency Network | Media Partner - NDSML Summit 2023
OMD Ranks World's Most Effective Media Agency Network - Brandsynario
Local Planet | LinkedIn
Campaign Global Agency of the Year Awards 2021: Kazananlar açıklandı
What is the difference between an ad agency, media buying agency, marketing agency and ad network? - MyHoardings
The Ultimate List of Agency Holding Companies & Their Affiliates - Winmo
The 2018 Agency Family Tree » strategy
Digital Agency Network Global (DAN Global)
Programmatic Media Buying 101: What's The Difference Between DSPs & Ad Networks - Digilant
World's top creative agency networks 2022 | Statista
The health of media agency networks, implications for brands - Ebiquity
The Ultimate List of Agency Holding Companies & Their Affiliates - Winmo
Spark Networks Joins Digital Marketing Agency Lamark Media Group to Transform its Marketing Strategy - Global Trends | News and Innovations, Views from Martech Leaders
Indie agency Known beats out incumbents to land AMC Networks' media business
