Exergy Signs 33 MWe Geothermal Contract with Maren in Türkiye Exergy International has signed a new contract with Maren Maraş Elektrik Üretim A.Ş. to supply the 33 MWe Mehmet Ege geothermal power plant in Germencik, in Türkiye’s Aydın province. The project will use Exergy’s Organic Rankine Cycle technology and include the company’s largest Radial Outflow Turbine supplied to date. Expected to enter operation in the second half of 2027, the plant will provide renewable baseload electricity from a geothermal resource with an estimated temperature of approximately 160°C. The agreement represents another major step in Exergy’s long-standing relationship with Maren and reinforces Türkiye’s position as one of the world’s most active geothermal markets. A Major Geothermal Investment in Aydın The Mehmet Ege geothermal power plant will be located in Germencik, a district within Aydın that has become a major centre for geothermal development. Türkiye’s western Aegean region conta...
Riehen Advances Geothermal Future: Loan Application for Major District Heating Expansion By: In the picturesque border municipality of Riehen, near Basel, Switzerland, a significant step forward in sustainable energy is underway. On March 5, 2026, the Government of the Canton of Basel-Stadt and the Municipality of Riehen jointly submitted a request to their respective parliaments: approve a conditionally repayable loan totaling CHF 15.2 million (approximately USD 19.4 million at current rates) to support the expansion of the local geothermal district heating network. Each entity—canton and municipality—proposes to provide CHF 7.6 million to the Wärmeverbund Riehen AG (WVR) , the operator of the system. This funding targets the ambitious “geo2riehen” project, which aims to scale up one of Switzerland’s oldest and most successful deep geothermal heating operations. Riehen has been a geothermal pioneer since 1994, when its first plant began delivering renewable heat extracted from de...