The short version

Mark Ritson predicted on December 17, 2025: “Finally though, the big question is, is this the end of consolidation in advertising? It’s definitely not. So I would expect more to go on both within Omnicom and within the sector next year. The game has only just begun.” Verdict: Called it. Ritson predicted further consolidation in the advertising sector in 'the…

Prediction by

Mark Ritson

On December 17, 2025

“Finally though, the big question is, is this the end of consolidation in advertising? It’s definitely not. So I would expect more to go on both within Omnicom and within the sector next year. The game has only just begun.”

Follow-up

Ritson predicted further consolidation in the advertising sector in 'the next year' (2026). As of mid-2026, large holding companies, including Omnicom, have continued M&A and internal brand consolidation, and sector-level M&A remains active, consistent with his directional prediction.

From the High Caliber AI network — see the AI for PR module in the course.