Karl J. Werner

SOLON SE engages in the manufacture and sale of solar modules and photovoltaic systems for solar power plants. It develops and produces solar panels, converters, wiring accessories, sine wave inverters, and biaxially tracked and single-axis photovoltaic systems. The company was founded by Clemens Triebel and Alexander Voigt in 1997 and is headquartered in Berlin, Germany.

HN Holding GmbH provides mechanical engineering, industrial, and electronic manufacturing services. It offers services in woodworking, paper, power plant, marine, steel, and off-shore industry. The company was founded in 1990 and is headquartered in Schwerin, Germany.

RoweMed AG - Medical 4 Life develops and manufactures medical devices. Its products are used in the fields of liquid management for special hospital departments like intensive care, neonatology, radiology and ambulatory departments. The firm's applications include filter systems, collecting tubing systems, and transfusion, injection and infusion techniques. The company was founded in 2000 and is headquartered in Parchim, Germany.

Global Solar Energy, Inc. engages in the manufacture of thin-film CIGS (Copper Indium Gallium diSelenide) solar solutions. It offers lightweight and flexible solar power has been integrated into commercial, residential, off-grid and mobile applications across the globe. The company was founded in 1996 and is headquartered in Tucson, Az.