# Adam Self General Manager, Costerfield ## Career chronology - **current at 31 October 2026; start date disclosed only where cited: Alkane Resources** — General Manager, Costerfield. [Mandalay executive changes]() (pp.1–2) ## Education and qualifications ### Reported qualifications and evidence limits [adam-self-education] Education disclosed in cited source · issuer reported · low materiality Issuer reports emergency-response certificates; independent confirmation unavailable. **Attribution:** Responsibility not applicable. Professional credentials are reported in the source; validation against a primary institutional register was not obtained. **Relevance:** Qualification and role fit assessment. [Mandalay executive changes]() (pp.1–2) ## Environmental record ### Costerfield operator faces tailings charges [adam-self-tailings] December 2024 events; charges January 2026; annual report August 2026 · alleged · medium materiality Resources Victoria said in January 2026 that it charged Mandalay’s Costerfield operator over alleged overfilling of two tailings facilities, identified in December 2024. Alkane acquired the operation in August 2025. Its 2026 annual report describes proceedings and says it expected resolution within six months of its August report; no final disposition was located. These are allegations against the operator, and no personal misconduct is established. **Attribution:** Role overlaps event; causation unproven. Self was GM during the cited period; Earner led Alkane after the acquisition. Neither source establishes personal conduct or culpability. **Relevance:** Material environmental oversight and integration context. [Resources regulator charges Mandalay Resources]() (6 January 2026 notice); [2026 Annual Report]() (p.120 Environmental Regulation); [Mandalay executive changes]() (p.1 GM appointment) ## Suitability for the current role ### Experience relevant to disclosed responsibilities [adam-self-fit] Career through 31 October 2026 · analyst inference · low materiality Analyst inference: Mandalay reports Costerfield Technical Services Superintendent from 2018, Mine Manager from 2019 and GM promotion announced December 2022. The linked sources do not establish the individual’s causal contribution to every operational or corporate outcome. **Attribution:** Responsibility not applicable. Role relevance is an inference; employer results do not establish an individual track record. **Relevance:** Matches disclosed responsibilities to observed career, with attribution limits. [Mandalay executive changes]() (pp.1–2); [Management]() (Management list) ## Evidence gaps - Independent verification of reported qualifications and full employer/appointment chronology was not obtained. - Open-web searches are limited; company events do not establish individual responsibility. - Final disposition of the Costerfield tailings proceedings was not located in searches through cutoff. - Separate topic-specific adverse and prior-employer searches were not completed; the combined batched search results were truncated, so this screening is incomplete.