Darrell has been involved with fluid power engineering for 45 years, having initially trained as a Mechanical Engineer he has developed his skills and knowledge constantly in an evolving world as new technologies and industries have emerged. For the past 7 years Darrell has been selling instrumentation products for gas and fluids systems into advanced technology industries such as Semi-conductor, Oil & Gas and Renewable Energies with the company he co-owns: Northern Valve & Fitting Company Limited (NVFCL). NVFCL are the UK distributor for the UK and Ireland for the complete range of products manufactured by the FITOK group. FITOK have invested heavily in R&D and certification for products specifically for Hydrogen and associated applications.