Dr. A.J. Organ (Allan) (Former) professor at Cambridge University, world-renowned authority in the field of Stirling engines and fundamental thermodynamics in general Ir. P. Plantinga (Peter ) Senior research engineer, specialist in (Diesel) engine design at DAF trucks in Eindhoven, The Netherlands N. Quast (Norman) Over 40 years of experience with Stirling machines and cryogenics (Philips Stirling Dept., Air Liquide, Stirling Cryogenics), former member of management team D.P.F. van Rijn (Dominique) Successful international textile entrepreneur since 1969, especially in Europe, South America and China