The party was founded in 2017 by Angela Vithoulkas, a City of Sydney councillor and café-operator.

[2] The party's platform mostly focuses on lowering taxes associated with business, however they also advocate for better education and out of school care for children.

The party contested the 2021 New South Wales local government elections, with Eddie Dogramaci winning a seat on Hawkesbury City Council.

[5] At the 2023 New South Wales state election, the SBP was the only registered party not to contest the Legislative Council.

Dogramaci was the party's sole nominee at the election, running in the Legislative Assembly seat of Hawkesbury, where he received less than 4% of the vote.