Baader UK LtdBioPrePlant ABBrand GmbHBTS Biogas LimitedCSG Group LtdCSG Group LtdENSPAR Biogas GmbHGreenbankHaarslev UK LtdHaarslev UK LtdKomptech UK LtdKufferathMavitec Green EnergyMeltogMeWa Recycling MachineryPuehler GmbHRotajet Systems LimitedRothenburgRowan food and biomass engineeringSebrightSEPAmaticTietjen Verfahrenstechnik GmbHUntha UK