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2026-11-06

← MAH management

Full background report

Jason McCallum

Managing Director Surface Mining Australia

Career chronology

  • Joined Macmahon in June 2023 and became managing director, surface mining Australia in October 2024; issuer reports earlier BHP, Vale Coal and Yancoal roles.: Macmahon Holdings Limited — Managing Director Surface Mining Australia. Annual Report FY2026 (physical PDF p. 44, executive biography)

Education and qualifications

Qualifications and verification

Education dates not established · issuer reported · low materiality

Independent professional and education credentials were not identified in the issuer biography.

Attribution: Responsibility not applicable. Issuer or professional biography reports qualifications; no direct independent verification is implied.

Relevance: Relevant to assessing professional preparation.

Annual Report FY2026 (physical PDF p. 44, executive biography)

Suitability for the current role

Role-relevant professional experience

Through 2026-10-31 · analyst inference · low materiality

As an analytical inference, the reported experience is relevant to managing director surface mining australia: Joined Macmahon in June 2023 and became managing director, surface mining Australia in October 2024; issuer reports earlier BHP, Vale Coal and Yancoal roles. The degree of individual contribution to past company outcomes is not established.

Attribution: Responsibility not applicable. Analytical assessment based on disclosed career; it is not a finding of personal delivery or misconduct.

Relevance: Matches documented experience to the role.

Annual Report FY2026 (physical PDF p. 44, executive biography)

Evidence gaps

  • Independent verification of education, credential status, full prior-employer tenures and individual outcomes is incomplete.

  • Focused public-source screening is not a comprehensive court, regulatory, criminal, sanctions or credential check; some historical employer records and local-language sources were not reviewed.