GreenTEG develops and markets thermal sensor and energy harvesting solutions. The company’s product portfolio includes laser detectors, heat flux sensors, and customized sensor solutions for OEMs. It aims its products at building, industry, medtech, and scientific sectors. GreenTEG’s thermal sensors offer ultra-high resolution of thermal parameters. These sensors are applied in diverse fields such as in the assessment of insulation quality, material testing, process monitoring, fouling detection, mass flow measurement, and thermal error compensation. GreenTEG was founded by Wulf Glatz, Etienne Schwyter, Lukas Durrer, and Peter Stein in 2009 and is headquartered in Switzerland.