Agentic CTV advertising platform Olyzon announced a $5 million seed extension round led by Cassius Capital, with continued participation from Ventech, Eurazeo, and strategic angels including Greg Coleman (former President of Criteo), Tom O’Regan (former CEO of Madison Logic), Cédric Mao (founder of Epic12), and Christophe Parcot (former executive at Ogury, Teads, and Yahoo). The funding round included $3.8 million in equity, which was complemented by non-dilutive funding from Bpifrance and a consortium of banking partners.
Cassius Capital, a U.S.-based early-stage fund founded by Emmanuel Seugé, a long-time marketing executive at The Coca-Cola Company, specializes in high-growth technology startups and brings deep media industry experience. Its portfolio includes global companies like SORARE, BRUT, and Kings League. And the fund is currently deploying its third vehicle alongside Jean de La Rochebrochard, General Partner at Cassius Capital, and Managing Partner at Kima Ventures, one of Europe’s most active early-stage investors.
The fundingcomes less than a year after Olyzon’s initial seed round, which included 60 angel investors from the adtech industry including the co-founders of Scibids, Publica, and Equativ. The new funding will support product development and deepen the company’s presence in the U.S. market.
Since launching last year, Olyzon has powered hundreds of CTV campaigns for brands including DoorDash, Caesars, LVMH, Nissan, Mastercard, Red Bull, Audi, IKEA, and Levi’s. And the platform connects directly to premium inventory through partners such as LG Ads, Amagi, Vizio, Titan OS, Plex, Fubo, and M6.
To support U.S. expansion, the company also recently appointed Zach Sorscher as SVP of Sales, U.S. An adtech veteran (former Exte, MiQ), Sorscher is leading commercial development in North America.
KEY QUOTES:
“We’re proud to lead this round to accelerate Olyzon’s exciting velocity in the U.S. market. Their approach to agentic AI is more than automation—it enables decisioning, creative intelligence, and transparency in a space that urgently needs it.”
Emmanuel Seugé, Partner at Cassius Capital
“This is a rare team that combines deep product vision and global commercial traction with some of the world’s most iconic brands. We’re excited to support them as they scale across the U.S.”
Jean de La Rochebrochard, General Partner at Cassius Capital
“CTV is the epicenter for premium attention—but most ad infrastructure hasn’t evolved beyond display-era logic. We built Olyzon to reimagine how advertisers reach and engage audiences—using agentic AI to plan, target, and sequence campaigns in real-time based on context, intent, and brand-specific data.”
Jules Minvielle, CEO and co-founder of Olyzon
“We have recently decided to integrate Olyzon into our marketing strategy. This solution captures the audience’s attention in an immersive and engaging environment with precise targeting, while providing detailed insights to measure the effectiveness of our advertising investments.”
Julien Dobisz, Media & Advertising Manager at Nissan
