About Ainslie van Onselen

Ainslie van Onselen is the Chief Executive Officer of Chartered Accountants Australia and New Zealand (CA ANZ), a role she has held since May 2020. She also serves as Chair of Chartered Accountants Worldwide, representing 1.8 million members and students across more than 190 countries.

Ainslie brings more than two decades of experience as a corporate law partner, non-executive director and senior executive at Westpac, one of Australia’s largest banks. Her leadership at CA ANZ and Chartered Accountants Worldwide is defined by a strong commitment to ethics, inclusion and public interest advocacy. 

A passionate advocate for the profession’s role in shaping a sustainable and inclusive future, Ainslie has driven CA ANZ’s inclusion and diversity programs and is a prominent advocate for strong global sustainability and environmental, social and corporate governance standards.

With a mix of strategy, governance and transformation skills, Ainslie has also steered CA ANZ through significant digital and data transformation centred on building a world class experience for CA ANZ’s 140,000 members, whilst reinforcing the profession’s role in upholding trust and integrity through developing a strengthened Professional Conduct Framework and Going Further roadmap with 14 actions to enhancing trust and accountability in the profession.

Ainslie is a Commissioner of Legal Aid New South Wales, a non-executive director of the Global Accounting Alliance, and Chair of Kambala Girls School in Sydney. She is a member of Chief Executive Women and is a recipient of the Australian Financial Review’s Women of Influence award.

A mother of two, Ainslie grew up in regional Western Australia, was educated at her local public school, and remains deeply connected to community values.