Qualified in 1980 with a BSc Mining from Camborne School of Mines, UK.  Worked for 10 years,  during the 1980s, on Phase 2 of the Hot Dry Rocks Geothermal Energy Project, run by Camborne School of Mines, as a technical engineer, involved with the site preparation and drilling and testing of the three 2,000 m deep wells and subsequent circulation testing.  Became a Chartered Engineer in 1986.  From 1992 worked for a Cornish based company performing desk-top assessments for subsidence risk to properties from historic mining activity, including and undertaking site investigations and remediation works.  In 2010 joined EGS Energy as an Operations Manager and later became a director, working on the planning, development and funding for a deep geothermal heat and power system at the Eden Project, Cornwall.  Also led on preparing proposals for feasibility studies for mine water heat extraction from disused flooded metal mines. From 2018 to 2021, worked as a part-time self-employed Assistant Project Manager for Geothermal Engineering Ltd on the United Downs deep geothermal energy project, in Cornwall, involved with the preparation and site enabling works and drilling and testing of the two deep wells.  In 2019 became Operations Director with Eden Geothermal Ltd, working on the planning, preparation, site enabling works and drilling and testing of the first 5,000 m deep well and the installation of the coaxial heat system, until the end of Phase 1 in June 2023. Later in 2023 worked as part of the Southwest Geothermal Alliance on three mine water feasibility studies in Cornwall. Currently, a semi-retired consultant.