La Serenísima
Argentina's trusted dairy brand since 1929
About
La Serenísima is Argentina's leading dairy brand, owned by Mastellone Hermanos, producing milk, dulce de leche, yogurts, and cheeses distributed nationally and exported across Latin America. For B2B buyers, La Serenísima represents a reliable, high-volume dairy supply partner with cold-chain logistics infrastructure, food safety certifications, and the strongest brand recognition in Argentine dairy.
About This Brand
La Serenísima was founded in 1929 by the Mastellone brothers in General Rodríguez, Buenos Aires province. Today Mastellone Hermanos is Argentina's largest dairy company, processing over 4 million liters of milk daily across its production network. The La Serenísima brand dominates the Argentine dairy market with leading positions in fluid milk, dulce de leche, yogurt, butter, and cheese categories. The company's dulce de leche — a slow-cooked milk caramel spread — is Argentina's most iconic food export, sourced by B2B importers for retail, foodservice, and industrial ingredient applications globally. Mastellone operates a fleet of refrigerated trucks ensuring cold-chain integrity from farm to distribution center. The company holds ISO 22000, HACCP, and BRC certifications and exports to over 30 countries.