Matthew Whyte

Career chronology

• 2026-05-18 onward: Rio Tinto — Group Company Secretary and Company Secretary of Rio Tinto plc. Appointment of group company secretary (appointment of group and plc secretary)

Governance and interests

Historic Guinea controls settlement

2011–2023 · documented · medium materiality

The SEC found Rio Tinto’s records and internal controls deficient in connection with a 2011 consultant’s attempted improper payment in Guinea. In 2023 Rio Tinto agreed a US$15 million civil penalty without admitting or denying the SEC findings.

Attribution: Employer context; no individual link established. No involvement by this executive in the 2011 matter is established; the settlement concerned the company.

Relevance: Historical corporate controls context.

SEC charges Rio Tinto with bribery controls failures (SEC findings and corporate settlement); Rio Tinto resolves SEC investigation (issuer response)

Suitability for the current role

New group and plc company secretary

Career through October 2026 · analyst inference · medium materiality

Rio Tinto appointed Whyte group and plc company secretary effective 18 May 2026. His prior career and qualifications could not be independently linked with sufficient confidence; the available record limits a role-fit assessment.

Attribution: Responsibility not applicable. The appointment is documented; the role-fit judgment is limited because earlier experience is not established.

Relevance: Experience relevant to the stated remit.

Appointment of group company secretary (appointment of group and plc secretary)

Evidence gaps

• Independent credential and membership verification remains incomplete.

• Prior-employer and person-specific court, regulator, fraud, environment and safety searches are incomplete; documented screening is not a clearance.

• Prior career and education cannot be confidently linked from same-name results; no prior-employer role is asserted.