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Pia Mitchell

Lawyer (Australian Qualified)

Pia is an Australian qualified lawyer specialising in international group claims

Corporate accountability Diesel emissions claims Group claims

Pia Mitchell is a Lawyer (Australian Qualified) in the international department.

Legal expertise

Pia is presently assisting Martyn Day and Oliver Holland on the Jaguar Land Rover diesel emissions group claim. Pia is also assisting on the British American Tobacco and Imperial Brands international group claim, concerning several thousand tenant tobacco farmers in Malawi in respect of claims of forced and child labour occurring on farms allegedly supplying tobacco to British American Tobacco and Imperial Brands.

Pia previously assisted partner Shazia Yamin on the Volkswagen diesel emissions group claim.

Further experience

Before joining Leigh Day, Pia assisted asylum seekers as a Public Law Caseworker at Duncan Lewis Solicitors in London. Pia previously worked at Gordon Legal, a leading class actions law firm in Melbourne, Australia, where she assisted on a number of significant cases, including the Robodebt Class Action against the Australian Government .

Pia has particular interest in international climate litigation and human rights, and is a member of the firm’s green committee.


Pia obtained her Juris Doctor from the University of Melbourne, before which she received her BA in Human Sciences from the University of Oxford.

Blog Post
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Environment Human rights Climate change

Held v Montana: historic win for climate justice and the right to a healthy environment

In their latest blog, Nina De Alaya Parker and Pia Mitchell say a ruling by the Montana court demonstrates the promise of a constitutional right to a healthy environment in seeking alternative pathways to climate justice.

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Barrick Gold settlement


Leigh Day represents people from around the world in fighting for their rights against corporations and governments. We have secured justice for tens of thousands of women, men and children