Scope3’s Rebrand to Apostra Solidifies Shift from Sustainability to AI Scope3 rebranded as Apostra to reflect its shift from measuring carbon emissions across the ad supply chain to an AI focus, CEO Brian O'Kelley said. The company, which launched in 2022, said its agentic platform is already handling automated media buys in the U.S., the U.K., Brazil, France and other markets for "very large" brands totalling around $1.2 billion. Scope3, which launched in 2022 to measure carbon emissions across the ad supply chain, is rebranding today as Apostra to reflect its AI focus. The name shares a Greek root with “apostrophe”—apo “away” and strephein “to turn” . It encapsulates CEO Brian O’Kelley’s focus: ushering his business—and the advertising industry—toward a more efficient future ruled by AI. “Adtech spent 20 years, 25 years, making things really complicated,” he said, “and simplifying it would have a significant impact.” Already, Apostra’s agentic platform is handling automated media buys in the U.S., the U.K., Brazil, France, and some other markets for some “very large” brands totalling around $1.2 UNLOCK FULL ACCESS Subscribe and get full access to the news, insights, and expertise that keep industry professionals ahead of the curve. VIEW ALL SUBSCRIPTION OPTIONS https://www.adweek.com/subscription/