The core activity of Dr. U. Schärli Geologie + Geophysik is the execution of geological and geophysical surveys, particularly in the fields of geothermal energy, hydrogeology, and foundation soil investigations. This includes, among others: geothermal surveys and planning of geothermal facilities, hydrogeological surveys and laboratory and field tests, foundation soil investigations and analysis of soil properties, geotechnical surveys of unconsolidated rock, and the execution of geophysical measurements and interpretation of results. The company also offers laboratory services, such as measuring the thermal properties of rocks.