Allan Stephens
Beaconsfield
Summary
Allan Stephens brings over 10 years of extensive experience in the mining and exploration sector as a seasoned geologist. His career spans pivotal roles at leading mining entities such as BHP Group Limited, AngloGold Ashanti, and Northern Star Resources. He has led exploration programs in Australia, West Africa, and most recently in Latin America as Exploration Manager for Perpetual Resources.
Overview
9
9
years of professional experience
Work History
Exploration Manager
Perpetual Resources
01.2023 - Current
- Directed greenfield and generative exploration programs for LCT pegmatites in Minas Gerais, Brazil.
- Accountable for the full exploration lifecycle: strategy, safety, drilling execution, QA/QC, and JORC-compliant reporting.
- Delivered multiple ASX announcements and investor communications; represented company at webinars, conferences, and panel discussions.
- Built and managed a new exploration team and operational base from scratch, including recruitment, training, and logistics.
- Negotiated and executed service contracts, achieving cost efficiencies while ensuring compliance with Brazilian ANM regulations and tenement management requirements.
- Contributed to business development by providing technical insights that shaped corporate strategy and project advancement.
Senior Geologist
MEC Mining
01.2022 - 01.2023
- Designed and executed exploration strategies across multiple commodities (soil sampling, diamond, RC, and AC drilling).
- Supervised field teams, ensuring safety, efficiency, and high-quality geological outputs.
- Applied advanced modelling and geochemical analysis tools (Leapfrog, Vulcan, Micromine, ioGAS) to refine exploration targets.
- Ensured JORC 2012 compliance, OHS standards, and rigorous QA/QC across exploration programs.
- Delivered international consulting expertise, with project experience spanning Australia and West Africa.
- Managed logistics, drill programs, and tenement obligations (reports, permits, and compliance submissions).
Hydrogeologist
Sunrise Dam Gold Mine
01.2020 - 01.2022
- Managed groundwater monitoring strategy and developed a site-wide water balance to support operational planning.
- Executed water bore and monitoring bore drilling programs, including rehabilitation and compliance with environmental approvals.
- Produced short- and long-term water forecasts, abstraction reports, and aquifer reviews for regulatory and audit purposes.
- Coordinated cross-departmental teams (Environment, Heritage, Underground, and Surface) on water management projects.
- Delivered regular reports and technical updates to site leadership on water resources and usage.
- Applied PUMPSIM and QGIS software for hydrogeological analysis and project design.
- Contributed to AGA’s corporate strategy through business case development for water management initiatives and served as a Diversity & Inclusion Committee leader.
Exploration Geologist
Sunrise Dam Underground Gold Mine
01.2018 - 01.2020
- Managed daily underground drill rigs, including data validation, logging, and reporting.
- Designed, coordinated, and executed diamond drill programs, managing short-term drill schedules.
- Interpreted and reported on geological and geochemical results, ensuring alignment with exploration targets.
- Produced weekly and monthly exploration reports; implemented process and procedure improvements.
- Proficient in Leapfrog, Vulcan, and Geobank software for modelling and data management.
Mine Geologist
Magnetite Open Pit Mine
01.2018 - 01.2018
- Delivered grade control and resource definition drilling, with accurate sampling, reconciliation, and reporting.
- Interpreted geological data to generate practical ore blocks, maximising ore recovery and minimising dilution.
- Liaised with contractors and blasting engineers to ensure efficient mining and optimal blast performance.
- Implemented stockpiling and blending strategies to meet ore specifications.
Junior Geologist
Sunrise Underground Gold Mine
01.2017 - 01.2018
- Supported senior geologists in grade control, face mapping, ore designation, and haulage tracking.
- Processed and logged diamond drill core, including sampling, cutting, photographing, and cataloguing.
- Operated core yard equipment and maintained geological data in Datashed.
- Reported on core processing issues and assisted both mine and exploration teams.
- Participated in safety meetings and contributed to maintaining a safe mining environment.
Education
Bachelor of Science - Geology
University of Western Australia
Perth, WACAS1x - Noongar Language and Culture
Curtin University
Professional Certificate - ESG Governance
AusIMM
Skills
- Exploration Leadership – End-to-end management of greenfields and brownfield programs, from strategy and target generation through to drilling, QA/QC, and JORC 2012 reporting
- Project Review & Acquisitions – Technical due diligence, opportunity assessment, and clear reporting for directors, investors, and business development
- Team Building & Operations – Established and led multidisciplinary exploration teams; managed safety, logistics, contracts, and compliance in international settings (LATAM & Australia)
- Stakeholder & Investor Engagement – Delivered ASX announcements, investor presentations, and technical briefings; represented company at conferences, webinars, and panels
- Technical Expertise – Geological modelling (Leapfrog, Micromine, Vulcan), geochemical analysis (ioGAS), hydrogeology (QGIS, PUMPSIM), and advanced drill program design (RC, AC, Diamond)
- Regulatory & ESG Compliance – Experienced in navigating Brazilian ANM regulations and tenement management, as well as the Western Australian regulatory framework, ensuring projects meet local requirements while integrating ESG principles into exploration workflows
Languages
Portuguese
Limited Working
Interests
Hiking, outdoor adventures, camping, playing music (drums and guitar), and reading on history, health, and wellbeing
Timeline
Exploration Manager
Perpetual Resources
01.2023 - Current
Senior Geologist
MEC Mining
01.2022 - 01.2023
Hydrogeologist
Sunrise Dam Gold Mine
01.2020 - 01.2022
Exploration Geologist
Sunrise Dam Underground Gold Mine
01.2018 - 01.2020
Mine Geologist
Magnetite Open Pit Mine
01.2018 - 01.2018
Junior Geologist
Sunrise Underground Gold Mine
01.2017 - 01.2018
CAS1x - Noongar Language and Culture
Curtin University
Professional Certificate - ESG Governance
AusIMM
Bachelor of Science - Geology
University of Western Australia
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