First Solar LLC: First Solar is the fastestgrowing producer of modules in the USA. Their thin-film technology, based on cadmium telluride, presently offers the biggest potential for cost saving of all module technologies. For the ambitioned expansion plans the initial public stock provides the required financial means. With a recall and recycling guarantee for old modules, which is covered by re-insurers, First Solar has set a benchmark for the entire industry.

  Yingli Green Energy Holding Co., Ltd.is one of the
  world’s largest vertically integrated photovoltaic
  manufacturers, covering the whole value-added chain
  from silicon ingots to finished modules.

With over 12 years of experience in research and development in photovoltaics, Sunowe has created an optimal basis for manufacturing highquality, efficient solar cells and photovoltaic modules.

Delta Energy Systems (Germany) GmbH develops, manufactures and markets worldwide, innovative customized and standard power supplies for Renewable Energies. Delta Group has sales offices worldwide and manufacturing plants in Taiwan, China, Thailand, Mexico, India and Europe.

  Siemens AG is a global corporation with 405,000
  employees worldwide, operating in the areas of industry,
  energy and healthcare. In the area of renewable
  energies, the company manufactures, among others,
  solar inverters.

  SolarEdge Technologies Inc. provides groundbreaking
  solutions for maximizing power output of residential and
  large-scale photovoltaic systems. In addition, the
  company manufactures solar inverters and monitoring
  software.

Prysmian Kabel und Systeme is the largest manufacturer of cables, wires and fittings in Germany.