Marcus Birch

Career chronology

• Current at 2025 report and 2026 interim/quarterly reporting; commencement date not disclosed: Orion Minerals Limited — Executive: Sustainability and Business Support. Annual Report 2025 (2025 Annual Report pp.16–17)

• More than 30 years of experience; dates and role sequence not specified: Anglovaal; AngloGold Ashanti; junior exploration companies — Exploration and senior management roles. Annual Report 2025 (2025 Annual Report pp.16–17)

Education and qualifications

Education and professional qualifications disclosed

Reported in 2025 annual report; cutoff 2026-10-09 · documented · low materiality

BSc (Hons) Geology, University of Exeter; BCom (Economics, Accounting and Business Management), University of South Africa, as disclosed in the 2025 annual report.

Attribution: Responsibility not applicable. Issuer profile disclosure; independent transcript or professional-registry confirmation was not established in this review.

Relevance: Relevant to professional preparation for the listed executive role; the disclosure is not an independent credential verification.

Annual Report 2025 (2025 Annual Report pp.16–17)

Contributions and company outcomes

Role-specific experience and documented outcomes

Career history through 2026-07-31 · documented · low materiality

Company reports describe continued stakeholder engagement and supplier preparation, and he is identified in public Orion/BHP Xplor communications. The reviewed records do not quantify his personal impact or tie an environmental or community result to him.

Attribution: Role overlaps event; causation unproven. The cited source documents the role or team contribution stated; broader company milestones are not assigned to the executive individually.

Relevance: Provides evidence about experience or execution relevant to the current role, with the stated limits on attribution.

June 2026 Quarterly Activities Report (community engagement and procurement readiness, lines 171–203); Annual Report 2025 (leadership biography pp.16–17)

Environmental record

Issuer documents legacy groundwater issue at Okiep

Legacy condition reported 2025-03-28; monitoring ongoing as disclosed · documented · medium materiality

The 2025 Prieska DFS environmental section reports elevated sulphate near a historical tailings storage facility and describes inherited contaminated groundwater subject to monitoring under annual environmental updates. This is a legacy site issue disclosed by the issuer; the record reviewed does not attribute its creation, control failure or remediation performance to Marcus Birch. It is not evidence of an executive environmental breach. His sustainability remit overlaps environmental monitoring, but the source does not link him personally to the historic condition or remediation outcomes.

Attribution: Role overlaps event; causation unproven. Orion’s study identifies an inherited site condition; no personal causation or regulatory finding against this executive was identified in the source.

Relevance: Relevant to ESG oversight and legacy-liability management; scope and attribution remain limited.

2025 Definitive Feasibility Study for Prieska Copper Zinc Mine Delivers Robust Financial & Technical Outcomes (Environment & ESG section, pp.35–36 (release pagination))

Suitability for the current role

Role fit supported by relevant experience; delivery limits remain

2026-09-26 roster; evidence through 2026-07-31 · analyst inference · medium materiality

The dated issuer records establish the current role and the experience noted above. Company reports describe continued stakeholder engagement and supplier preparation, and he is identified in public Orion/BHP Xplor communications. The reviewed records do not quantify his personal impact or tie an environmental or community result to him. The evidence supports relevance of prior/current experience, but is insufficient to establish a complete performance record, credential verification, or causal contribution to company outcomes.

Attribution: Responsibility not applicable. Analyst inference based on disclosed qualifications, experience and role.

Relevance: Role fit is assessed against role scope; company milestones are not treated as individual achievement absent direct evidence.

Annual Report 2025 (2025 Annual Report pp.16–17); June 2026 Quarterly Activities Report (relevant executive/team activity and project status)

Evidence gaps

• The issuer biographies provide only partial employment chronology; exact start/end dates and role descriptions at several prior employers were not disclosed.

• Education/qualification claims in issuer profiles were not independently verified against issuing institutions or professional registers.

• No exhaustive criminal, sanctions, court, regulator, employment-reference or credential search was performed; documented exact-name public searches are limited and must not be read as clearance.

• Company/project safety and environmental records are largely issuer-reported, and the reviewed sources do not establish personal responsibility for the disclosed site-level issues.