Scope3 Names Tim Collier Chief Commercial Officer as It Pushes Into ‘Agentic Advertising’

Scope3 has promoted Tim Collier to chief commercial officer, effective immediately, as the sustainability-focused adtech firm doubles down on what it calls “ agentic advertising.”

Collier, who has led Scope3’s U.K. and Northern Europe business for the past year, succeeds Brenda Tuohig, who will remain as an advisor. He will report to CEO Brian O’Kelley.

Before joining Scope3, Collier spent more than a decade at Google, most recently as head of technology and data partnerships for the U.K.

In his new role, Collier will oversee all of Scope3’s commercial operations, but will focus on building out the company’s agentic advertising strategy—an emerging category that uses AI agents to reshape how brands, agencies, and media companies buy media.

“This is the first time this category has be