We are experts in clean energy technologies including solar PV, hot water systems and in the use of the TRNSYS simulation software for a wide range of thermal and electrical and building applications. We use, train and distribute TRNSYS for clients all around the world.

We are your global technical consultancy for renewable energy, energy efficiency, and building performance. We provide you with the most up-to-date and accurate market, scientific and engineering data to solve complex problems and allow better decisions.