EET - Efficient Energy Technology GmbH
Renewable Energy Semiconductor ManufacturingSteiermark, Austria11-50 Employees
EET, based in Graz, Steiermark, develops and commercializes technology for real-time residential energy metering, known as the Virtual Meter, which can be embedded directly into energy products. This embedded approach eliminates the need for external meters and provides high-resolution metering data across a wide range of home-energy configurations, supporting devices such as home batteries, EV chargers, heat pumps, and home energy management systems, with reliable data access. The company licenses its technology to leading global OEMs and industry partners to enable scalable deployment of smarter energy solutions. Positioned in the renewable energy semiconductor manufacturing space, EET focuses on delivering energy intelligence that simplifies integration and reduces installation complexity and costs for manufacturers and end users. Based in Graz, Steiermark, the team comprises a small-to-medium-sized group, and in 2025 the company announced the SolMate 3 storage system designed for balcony solar installations.