Three years later in 2007, the start-up company Solare Datensysteme GmbH (SDS) was founded by Thomas Preuhs and Jörg Karwath. Within a few year, the company established itself global presence and by 2011 the Solar-Log™ product range was already being sold in 20 countries.

Since 2015, SDS is a subsidiary of BKW AG (Bern, Switzerland) – a global company for energy and infrastructure.

Photovoltaic is becoming more and more important as an energy source – both national and international markets constantly present new challenges to the Solar-Log™ energy management system. SDS meets these challenges by offering a wide range of innovative solutions.

Solar-Log is compatible with more than 200 components - making it a unrivaled energy management system for renewable energy. Solar-Log™ naturally offers installers, wholesalers, investors and end customers extensive services and support.

Solare Datensysteme GmbH (SDS) software