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

2004    Development of a linear Fresnel collector for industrial process heat applications at PSE AG

2005    Installation of first Fresnel collector prototype at PSE AG in Freiburg

2006    Installation of first solar cooling system driven by our Fresnel collector at Robur in Bergamo / Italy

2007    Installation of a Fresnel collector system for Gasnatural at Escuela Superior dos Ingenieros in Seville / Spain

2008    Installation of second solar cooling system driven by our Fresnel collector at a winery in Grombalia / Tunisia

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

2010    First installation of a solar cooling system in commercial scale in Qatar

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

2016    First Engineering in Tanzania for Solar Steam in Textile Industry

2017    Inauguration of turnkey project at JTI Jordan for Solar Steam and Cooling

2018    Cooperation with Absolicon and foundation of Industrial Solar Holding Europe AB

2019    Industrial Solar Holding Europe AB listed at Spotlight Stock Exchange in Sweden