1999    Research and development activities for concentrating solar technologies at the Fraunhofer Institute for Solar Energy Systems

2007    Installation of a Fresnel collector system for Gasnatural

2008    Foundation of Industrial Solar GmbH as a spin-off of PSE AG for the commercialization of the Fresnel collector

2010    First solar cooling system in the commercial scale

2011    Entry of CENTROTEC AG as strategic investor

2012    Cooperation with Dürr Systems GmbH for paintshops

2014    Expansion of product portfolio due to increased demand from clients for other products

2015    First commercial system for direct steam generation

2015    Cooperation with Royaltech CSP for the market entry in China