Unlimitail, a privately owned company headquartered in France, was founded in 2023, employs approximately 170 individuals, and reported $102.8M in revenue as of 2024. It operates under the ownership of Auchan Retail, Carrefour, and Publicis Groupe. The company specializes in search, social, and retail media, bringing an approach to continental Europe, Brazil, and Argentina that replicates the scale, connectivity, and consistency seen in the U.S. retail media market. Functioning as a comprehensive media player, Unlimitail combines technologies, notably CitrusAd, with Carrefour's retail media knowledge and expertise to address the entire retail media value chain for both retailers and advertisers.