# Mark Davies Chief Safety and Technical Officer ## Career chronology - **2020 onward; exact appointment date unverified: Rio Tinto** — Chief Safety and Technical Officer. [Mark Davies biography]() (Named issuer executive biography or dated appointment; role and career); [Annual report 2025]() (physical pp. 107–108, executive committee and secretaries) - **Joined 1995; dates of subsequent roles unverified: Rio Tinto** — Senior mechanical engineer and operations, risk and procurement roles. [Mark Davies biography]() (Named issuer executive biography or dated appointment; role and career); [Annual report 2025]() (physical pp. 107–108, executive committee and secretaries) ## Industrial safety ### Simandou contractor fatality [mark_safety1] February 2026 · issuer reported · high materiality A contracting-company employee died following a 14 February 2026 incident at the SimFer mine. Rio Tinto suspended work and said it would investigate with authorities and partners. **Attribution:** Role overlaps event; causation unproven. The relevant chief executive, group safety or iron ore remit overlapped the event; no individual fault is established. **Relevance:** Material to safety oversight. [Fatal incident at Simandou project]() (fatality, suspension and company response); [Mark Davies biography]() (leadership responsibility) ### Kennecott contractor fatality [mark_safety2] March 2026 · issuer reported · high materiality A contracting-company employee died following a 12 March 2026 incident at Kennecott’s Bingham Canyon mine. Rio Tinto suspended surface and underground mining and announced a joint investigation. **Attribution:** Role overlaps event; causation unproven. The executive’s group, safety or copper remit overlaps this event; the sources do not establish individual causation. **Relevance:** Material safety oversight context. [Fatal incident at Rio Tinto Kennecott]() (fatality and suspension); [Mark Davies biography]() (current role) ## Suitability for the current role ### Experience relevant to the role [mark_fit] Career through October 2026 · analyst inference · medium materiality Rio Tinto reports he joined as senior mechanical engineer in 1995 and became an executive committee member in 2020. His current remit covers group-wide safety, technical, communities and major project standards. **Attribution:** Responsibility not applicable. Career claims are sourced to issuer accounts; their relevance to current duties is an analytical inference, not a measured contribution. **Relevance:** Experience relevant to the stated remit. [Mark Davies biography]() (Named issuer executive biography or dated appointment; role and career); [Annual report 2025]() (physical pp. 107–108, executive committee and secretaries) ## 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. - Final official investigation outcomes for the 2026 fatal incidents were not located in reviewed records.