Quantcast, a privately owned company headquartered in the US, was founded in 2006 and employs approximately 560 people. Functioning as a global ad tech company, it specializes in AI-driven real-time advertising, audience insights, and measurement solutions.
On February 19, 2026, Quantcast data indicated that in-game advertising during this season's Six Nations drove higher online engagement for two major brands, Samsung and Virgin Atlantic, though social media reaction during matches skewed heavily negative. This followed research from the adtech firm on February 15, 2026, which found Samsung recorded a 13% increase in engagement while Virgin Atlantic saw an 18% uplift in matches where their adverts appeared during scrum-related breaks in play. Previously, on February 12, 2026, Quantcast analysis showed Hellmann's "Meal Diamond" campaign recorded the biggest rise in online engagement among Super Bowl LX adverts. The adtech firm, on February 11, 2026, tracked interaction with Super Bowl advertising across the open internet, including news sites and blogs, to identify Hellmann's as the most impactful Super Bowl LX ad online.
Quantcast's customers primarily consist of media and TV services and telecoms companies. Examples of Quantcast's customers include Lionsgate, Sky Group and Simyo. Quantcast has partners like Mediacom Communications.
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