The Minister for Small Business is a minister of the New South Wales Government within the Treasury and has responsibilities for matters relating to small business policy and regulation in New South Wales.

The current Minister for Small Business, since 5 April 2023, is Steve Kamper.

Ultimately the minister is responsible to the Parliament of New South Wales.

Small business was first represented at a portfolio level in the sixth Wran ministry, with the appointment of George Paciullo as the Minister for Small Business and Technology, with Paciullo also holding the portfolio of Industry and Decentralisation.

In addition to the Office of Small Business, the portfolio was responsible for Small Business Development Corporation which undertook research and investigated matters relating to the small business section of the economy and aimed at expanding the effectiveness of existing government assistance and advisory programs.