Solarwerkstoffe
| Kupfer |
| Sponsor-Unternehmen | |||
| Name | Region | Personalbestand | Art der Werkstoffe |
| Alfa Aesar | USA | Kupfer | |
| All-Chemie | USA | Kupfer | |
| Apphia Advanced Materials | Singapur | 50 | Kupfer |
| Aremco Products | USA | Kupfer | |
| Atlumin Energy | USA | 100 | Kupfer |
| China Minmetals | China | Kupfer | |
| Chinalco Luoyang Copper | China | Kupfer | |
| Dowa Holdings | Japan | 5,000 | Kupfer |
| ESPI | USA | Kupfer | |
| GfE Fremat GmbH | Deutschland | Kupfer | |
| Hindustan Copper Limited | Indien | Kupfer | |
| Lanzhou JINCHUAN | China | Kupfer | |
| Leebo Metals | Indien | Kupfer | |
| Malesela Taihan Electric Cable | Südafrika | Kupfer | |
| MCC Huludao Nonferrous Metals | China | 18,000 | Kupfer |
| NGU Solar & Global | Saudi-Arabien | Kupfer | |
| PPM Pure Metals | Deutschland | Kupfer | |
| Sindlhauser Materials | Deutschland | Kupfer | |
| SYV Group | China | Kupfer | |
| Targray Technology
|
Kanada | 100 | Kupfer |
| The Metal Powder | Indien | Kupfer | |
| Umicore | Belgien | Kupfer | |
| Wanda High Purity Metal | China | Kupfer | |
| Yeyan New Material | China | Kupfer | |