GEOTHERM EXPO & CONGRESS 2026 will be held 2027/02/01, at the Messe Offenburg in Offenburg (Germany). DescriptionEurope’s largest geothermal trade fair with congress picks up on current developments in the industry and creates a platform dedicated exclusively to the topic of geothermal The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.