Umbrex is pleased to welcome Duncan Mitchell with OCC Business Services.  Duncan Mitchell spent over 6 years at McKinsey focused on the Energy practice. He specialises in transformation/turnaround and has been running his own consulting firm since 2016. Duncan has broad experience, first as a Chemical Engineer at the leading petroleum technology licensor, UOP and also in operations improvement at Arcelor Mittal – the world’s largest steel company. Functionally Duncan specialises in post-merger integration, performance measurement and management and strategic…