WINNER

• Exergy S.p.A. (IT), for the 2-pressure-level cycle on a single-disk turbine demonstrated in Denizli Tosunlar geothermal plant.
   
   

FINALISTS

• Fangmann Energy Services GmbH & Co. KG (DE), for novel stimulation with acids, and related accessory developments (spacer, cement, fiberglass casing).
   
• geoKOAX GmbH (DE), for the geoKOAX heat exchanger, a larger diameter BHE with high fluid volume.
   
• Jaske & Wolf Verfahrenstechnik GmbH (DE), for the use of water from drawdown-wells in deep open-pit mining for a small district heating system in Bergheim, DE.
   
• Turboden S.r.l. (IT), for new ORC technology to ramp down output on demand, and new smart grid technology.