Comercial Futebol Clube (São Paulo)

Sé is the name of the most central borough in the city of São Paulo, in Brazil, divided in eight districts. The name comes from the presence of São Paulo Cathedral in the borough, and it is also the name of the central square. Also located in the Sé are the Pátio do Colégio, site of the foundation of the city in 1554, the São Paulo stock exchange, the mayor's palace and other historical buildings, including the Municipal Theater of São Paulo, the São Paulo Music Hall and the central railway Luz Station.

São Paulo is the most populous city in Brazil, and is the capital of the state of São Paulo, the most populous and wealthiest Brazilian state, located in the country's Southeast Region. Listed by the GaWC as an alpha global city, São Paulo is the most populous city proper in the Americas, the Western Hemisphere and the Southern Hemisphere, as well as the world's 4th largest city proper by population. Additionally, São Paulo is the largest Portuguese-speaking city in the world. It exerts strong international influences in commerce, finance, arts and entertainment. The city's name honors the Apostle, Saint Paul of Tarsus. The city's metropolitan area, the Greater São Paulo, ranks as the most populous in Brazil and the 12th most populous on Earth. The process of conurbation between the metropolitan areas around the Greater São Paulo created the São Paulo Macrometropolis, a megalopolis with more than 30 million inhabitants, one of the most populous urban agglomerations in the world.

Brazil, officially the Federative Republic of Brazil, is the largest country in South America and in Latin America. At 8.5 million square kilometers (3,300,000 sq mi) and with over 217 million people, Brazil is the world's fifth-largest country by area and the seventh most populous. Its capital is Brasília, and its most populous city is São Paulo. The federation is composed of the union of the 26 states and the Federal District. It is the only country in the Americas to have Portuguese as an official language. It is one of the most multicultural and ethnically diverse nations, due to over a century of mass immigration from around the world, and the most populous Roman Catholic-majority country.

The Campeonato Paulista Série A1, commonly known as Campeonato Paulista, nicknamed Paulistão, is the top-flight professional football league in the Brazilian state of São Paulo. Run by the FPF, the league is contested between 16 clubs and typically lasts from January to April. Rivalries amongst four of the best-known Brazilian teams have marked the history of the competition. The Campeonato Paulista is the oldest established league in Brazil, being held since 1902 and professionally since 1933.

Federação Paulista de Futebol (FPF) is the governing body of association football within the Brazilian state of São Paulo. It was founded on 22 April 1941, and currently organises the Campeonato Paulista, the Copa São Paulo de Juniores and the Copa Paulista de Futebol, among others.