Our leadership team meets regularly to discuss strategy, to approve new projects and initiatives, to monitor and report risks and to manage compliances including safety.  

ADRA Australia’s Executive Committee (EXCOM) is made up of the CEO, the three departmental Directors and Open Heart International’s General Manager. The strategic senior management team includes EXCOM and senior managers.

Denison Grellmann

Chief Executive Officer

Jean Tiran

Finance Director

Alisha Olsen

Marketing Director

Murray Millar

Programs Director

Michael Were

General Manager, Open Heart International

Simon Lewis

Senior Manager, Church Engagement

Aleksandra Ewing

Senior Manager, Fundraising