Phoebe Mather

Career chronology

• Lawyer listed in 2025 and Senior Legal Counsel in 2026: Deterra Royalties — Senior Legal Counsel; previously lawyer. 2025 annual report (printed p.13); 2026 annual report and Appendix 4E (printed p.11)

• Before Deterra; dates not independently established: Undisclosed international law firm — Legal roles. Board and team (Phoebe Mather biography)

Education and qualifications

Issuer-reported legal qualification

Undated · issuer reported · medium materiality

Deterra reports a University of Notre Dame law degree with first-class honours and admission to practise in Western Australia. Independent award and practising-status checks were not obtained.

Attribution: Responsibility not applicable. The source supports the described role, not an attribution of other actions.

Relevance: Relevant to assessment of the person’s role and evidence quality.

Board and team (Phoebe Mather biography)

Suitability for the current role

Mining and transactional legal background

Assessment through 31 October 2026 · analyst inference · medium materiality

Deterra describes prior legal and compliance work spanning mining, energy and financial institutions, relevant to royalty contracts; employer dates and specific transaction responsibilities remain unverified.

Attribution: Responsibility not applicable. The source supports the described role, not an attribution of other actions.

Relevance: Relevant to assessment of the person’s role and evidence quality.

Board and team (Phoebe Mather biography); 2026 annual report and Appendix 4E (printed p.11)

Evidence gaps

• Named prior employer, exact tenure and deal-level responsibility are not verified.

• Degree and current practising status were not independently checked.