Dr. Sam Perkins

Strategic Adviser

Sam has a Ph.D. in Aeronautical Engineering from the University of Tasmania & Cambridge University. He has extensive experience in strategic leadership and innovation management at organisations such as UNHCR and Engineers Without Borders. Sam has a proven track-record of developing and executing sustainable and scalable engineering technology at national and local community scales.

Sam is skilled in participatory approaches & design-thinking methodologies, contributing to CAA’s ability to convene effective & outcome-oriented collaborations between industry stakeholders.

Sam served as CAA’s Chief Executive Officer from 2022 to September 2026, before transitioning into a Strategic Adviser role with the organisation.

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Ashley Mackinnon

Director of Policy and Advocacy

Ashley brings more than a decade of experience in public policy, advocacy and industry representation across agriculture and transport.

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Hamish Toohey

Operations Coordinator

Hamish brings a people-first approach from his background in social enterprise, nonprofits and international development.

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Jessica Freitag

Policy & Advocacy Coordinator

Jess brings knowledge of social policy and communications to her role as Policy & Advocacy Coordinator.

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Ashley Mackinnon

Director of Policy and Advocacy

Ashley brings more than a decade of experience in public policy, advocacy and industry representation across agriculture and transport.

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Joanne Tunna

Chief Executive Officer

Jo is the Chief Executive Officer of CAA and brings over 15 years of experience across government, non-profit and private sectors.

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Dr. Bianca Le

Founder (Former Director)

In August 2020, cell biologist Bianca, took a massive leap of faith and founded CAA mid Melbourne lockdown.

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Dr. Carin Basirun

Secretary (Administration)

Carin holds a PhD in Biomedical Engineering and over five years of experience in tissue engineering.

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Paul Oosting

Director

Paul is well-versed in climate and environmental impact, having spent the last 15+ years working in impact for justice, nature, and climate solutions.

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