AUB Group Limited engages in the insurance broking and underwriting businesses in Australia and New Zealand. The company provides insurance broking and advisory services primarily to SME clients; distributes ancillary products; and designs, distributes, and manages insurance products on behalf of licensed insurance companies. It also offers support services, such as loss adjustment, investigations, claims management, and claim legal support services; and automated quoting and binding, white-labelling, and technological support services, as well as ExpressCover; and BizCover, a digital SME insurance platform with multi-channel presence and insurance offerings.

The company was formerly known as Austbrokers Holdings Limited and changed its name to AUB Group Limited in November 2015.