
Who we are

Briony Martin - Principal and Founder
BA(hons), LLB, Grad. Dip. In Legal Practice, LLM, MPol.&Policy GAICD
Briony has over 25 years experience in law, policy, capability development and commercial advisory within central Commonwealth Government Departments, including the Attorney-General's Department, the Department of the Prime Minister and Cabinet, the Department of Foreign Affairs and Trade, and the Department of Defence. Her experience includes leading government work on treaties, agreements and arrangements, regulatory reviews, legislative programs, commercial negotiations and capability program development. Briony has led successful multi-discipline teams on various high-profile matters.
Briony formed Proton Legal to assist clients with complex and sensitive matters that require judgement, expertise, and diplomacy.

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Proton Dynamics acknowledges Aboriginal and Torres Strait Islander people as the Traditional Custodians of the land and acknowledges and pays respect to their Elders, past and present.
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© 2026 Proton Global trading as Proton Dynamics. ABN 75 679 609 208. All rights reserved.
Our heritage

Proton Legal is an indigenously owned and operated company registered with Supply Nation.

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Proton Dynamics acknowledges Aboriginal and Torres Strait Islander people as the Traditional Custodians of the land and acknowledges and pays respect to their Elders, past and present.
© 2026 Proton Legal Pty Ltd. ACN 666 561 235. All rights reserved.