Designation Senior Consultant

Laurie Hassall

Laurie Hassall is a Geologist with 12 years’ experience in mineral exploration, project development and mining operations relating to Tungsten, Tin and Lithium.  Having held senior geology and technical services management roles for many companies across the SW of England,…

Ian Roach

Ian is a Senior Consultant in the Snowden Optiro Reconcilor team. Ian had more than 15 years’ experience delivering IT and software development project across a wide range of industries including government, mining, public transport, visualisation and insurance. He has…

Pedro Ladeira

Pedro is a Senior Consultant – Mining Studies. He has more than twelve years of mining experience: specialising in pit and stope optimization, scheduling, mining strategy selection and design.  He has been involved in studies across commodities including Iron ore,…

Priscilla Staltari

Priscilla Staltari, Senior Consultant from Geology Advisory, Snowden Optiro is a geologist with more than 16 years of experience across a broad range of roles in mine production, exploration and consulting. Her skills include resource modelling, database management, grade control…

Matt Walker

Matt Walker, Senior Consultant from Geology Advisory, Snowden Optiro is a geologist with more than 12 years of experience through the mine cycle chain, covering production, resource definition and resource estimation across a variety of projects, commodities, and continents. Matt…

James Crabtree

James is a Senior Reconcilor Consultant and Software Developer with more than fourteen years’ experience in the Mining Services Industry. Over this period, James has been involved with a wide range of projects, most notably with the tyre management system…

Gregory Zhang

Dr Gregory Zhang is a geologist with more than 10 years’ experience in resource estimation, exploration and academic research in multiple commodities. His resource experience has included three-dimensional modelling of mineralisation systems, geostatistical analysis, resource estimation, and technical report writing.…