Ash is the Assistant Commissioner for Financial Crime Program under Fraud and Criminal Behaviours Group at the Australian Tax Office.  Ash leads a compliance area of 140+ staff responsible for ensuring those committing fraud and financial crime towards the tax and superannuation system are brought to account.  Through the Serious Financial crime Taskforce, Ash collaborates regularly with the Australian Federal Police and the Australian Criminal Intelligence Commission on joint projects and initiatives. 

 Ash has represented Australia as the subject matter expert at the 2013 International Organisation for Economic Co-operation and Development (OECD) Convention in South Korea and more recently at the Asia Pacific Plenary on Money Laundering in Canada. 

Ash was previously the Assistant Commissioner of Promoters and Tax Exploitation Program.  His experience includes working with listed companies, multinationals and large private groups on tax and regulatory compliance.  Prior to working with the ATO, he held senior positions at Deloitte, William Buck and Grant Thornton, providing tax consulting services to clients.