[1] In 1890, Enrique, Luis, and Carolina, the children of a French entrepreneur born in Lorraine, founded Hijos de Casimiro Mahou in Madrid.

Casimiro Mahou García played an active role in founding the Association of Beer Producers in 1922, of which he was appointed chairman.

The shareholders of La Segarra signed the "Manila Agreement" in 1953 with the Chairman of the San Miguel Corporation of the Philippines, Andrés Soriano.

[2] A new Spanish brewery was born, bearing the name of La Segarra, S.A., independent of its Philippine parent company.

In 1966, San Miguel opened a second brewery in Málaga and Mahou introduced new independent draught beer devices.

[5] In 2017, Mahou acquired a 30 percent stake in Avery Brewing Company, a Boulder, Colorado-based craft brewery founded in 1993, known for beers such as White Rascal Belgian-Style White Ale, which received acclaim at the 2015 Great American Beer Festival.