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