About us
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One Underwriting Pty Limited is an underwriting agency and a wholly owned subsidiary of Aon Australia Limited. We specialise in industry specific and product specific solutions which are tailored for the needs of the Australian market. We service over 250 brokers throughout Australia and have done for over 30 years.

One Underwriting acts as Managing General Agent (MGA) of a number of global carriers and is authorised to transact insurance business under a Delegated Authority.

Our personalised and professional services are backed by a highly skilled underwriting team dedicated to developing and adding value to your brokerage business.

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We love hearing from you and we’re ready to help, so pick up the phone and speak to a real person. 1300 000 663

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