Get to know us
Shannon Mackenzie
Founder / Senior Principal
BAppSc(EnvMgt), BSc(Hons)(Geol).
With 25+ years’ experience managing multidisciplinary closure projects in Australia and overseas, Shannon leads Mine Earth with industry insight and experience. He’s taken on senior peer and technical advisory roles, geological assessments of mine waste and landform design, closure performance assessment, and relinquishment planning.
Matt Braimbridge
Chief Operations Officer/ Senior Principal
BSc(Env).
Matt uses his 25+ years’ experience in assessing soil, waste rock and tailings properties, soil-water relations, soil profile morphology, soil erosion and amelioration, to inform landform design, rehabilitation and mine closure.
Stacey Gregory
Chief Strategy Officer / Senior Principal
BSc(Env), MSc (EnvBio).
Accompanied by a knack for data management, Stacey has 25 years’ experience in mine closure and rehabilitation planning. She’s adept at closure risk and gaps assessments, undertaking monitoring assessments, closure performance data and statistical analysis.
Elis Smedley
Chief Executive Officer / Senior Principal
BEng(AOS)(Hons).
Elis brings 19 years’ experience in environmental engineering aspects of mine closure to Mine Earth. This includes closure and drainage design, earthworks modelling, options identification and evaluation, closure cost estimation, closure works supervision and conformance verification.
Dr Véronique Lévy
Senior Principal Geochemist
BSc(EarthSci/Chem), PHD(Chem/Micbio)
Véronique brings over 25+ years of experience in geochemistry and water chemistry. Her skills include AMD prediction, geochemistry modeling, environmental impact assessments, and water treatment to inform mine operation and closure.
Esme Wink
Senior Principal Scientist
BSc(MarineSc)
Esme has over 25 years' experience developing environmental management systems, executing progressive rehabilitation, developing closure plans and analysing monitoring data.
Sarah Perry
Senior Principal Geoscientist
BSc(Hons)(SoilSc)
Utilising 25 years’ experience in environmental approvals, Sarah is an expert on closure planning, soil science and managing complex multidisciplinary projects.
Lindsay Wilson
Group Lead - Geospatial
Dip. & Adv. Dip (Mine & Eng. Surveying)
Lindsay has 25+ years of survey experience in the mine and construction industries. With a broad range of experience in underground and surface mining, construction and UAV aerial surveying. Lindsay has great attention to detail and takes pride in bespoke geospatial solutions and deliverables.
Nicole de Kever
Senior Principal Geoscientist
BSc(Hons)(Geol) BA(Arch), MAIG
Nicole has 25+ years' experience in exploration geology, mine waste mapping and business management roles.
Steph Lakis
Senior Principal Engineer
BEng(Mining)(Hons)
25+ years' experience across civil engineering, tunnelling and mining, in project management, project engineering, contract management, construction assurance and supervision.
Glendon Wesley
Principal Environmental Geologist
BSc(AppGeol)(Hons), MSc(EnvGeol)
As our Senior Environmental Geologist, Glendon has 21 years' of industry expertise in site-based geology roles. This includes mine waste sampling, geochemical and physical characterisation, and development of mine waste management plans.
Bronwyn Smedley
Principal Geoscientist
BSc(LandMgt) (Hons)
20 years' experience in soil, waste rock and tailings characterisation, rehabilitation trails and erosion assessment, with a focus on integration with landform design and mine closure planning.
Andrew Paton
Principal Environmental Scientist
BSc(Env), PGDip(Policy)
25+ years’ experience developing and implementing environmental management plans; compliance assessments; and overseeing monitoring and management programs across a variety of disciplines.
Daniel Reynolds
Senior Engineer
BEng(Civil)(Hons)
MSc(Water & Waste Eng)
Daniel offers 15 years' experience in Engineering and Surveying roles with on-site experience, Including civil construction, bulk earthworks, UAV data capture and analysis and bathymetric surveys.
Louisa Ellis
Senior Environmental Geologist
BSc(Hons)(Geol)
Louisa is a geoscientist with 23 years’ experience as a geologist in the petroleum industry, 2 years as a senior geologist in government, and 2 years in the mining industry.
Louisa's environmental geology knowledge contributes to an understanding of the behaviour of soils, rock and water which are essential components of rehabilitation and mine closure plans
Julian Tang
Senior Geoscientist
MSci(Geol) MBA AAusIMM
Julian has over 6 years' of experience in mining consultancy with extensive expertise in managing and implementing geochemical characterisation programs compliant with environmental regulations across Australia, North and South America, Europe, and Africa. He has a strong focus on AMD geochemical characterisation, geochemical modelling and environmental impact assessments to inform mine operation and closure.
Kedhar Adhikari
Civil Engineer
BEng(Civil)
Kedhar is a civil engineer with 9 years’ of experience in flood modelling and drainage design.
Kedhar has developed skills in software such as AutoCAD, Civil 3D, EPA SWMM, ArcGIS, QGIS and HECRAS.
He also has experience in cost estimation, site supervision and project management.
Kedhar joined Mine Earth in August 2023 and supports the engineering team with his modelling, design and project management skills.

Harry Crisp
Environmental Scientist
Bsc(EnvSci)
Harry has 4 years' experience in environmental consulting, occupational hygiene and spatial data modelling / visualisation.

Sean Parnaby
Environmental Scientist
Bsc(EnvMgt)
With over 6 years’ experience in the environmental management field, Sean brings expertise in environmental consultancy and compliance. His contributions to the field include helping to design ecological monitoring programmes, contamination evaluations and environmental health reporting.

Dinitha Bandaranayaka
Environmental Engineer
Bsc(EnvEng) (Hons)
Dinitha has 4 years' experience including the preparation of closure of cost estimates, and landform options definition and evaluation.

Samantha Ross
Office Manager
Ensuring Mine Earth's administration runs smoothly behind-the-scenes is no small task. With 25+ years' experience in administration and project management across multiple industries, Samantha makes it look easy.
Kaitlyn Hughes
Business Administrator
Kaitlyn has over 19 years; experience in administration and customer service based roles. She has worked in various industries such as Marine, Defence and Aviation safety, Mining, State Health and other professional services.