| A | |
| ads-tec Energy GmbH | Germany |
| Alpha ESS Europe GmbH | Germany |
| Azelio AB | Sweden |
| B | |
| Bachmann electronic GmbH | Germany |
| BatterX – Vision UPS Systems Sarl (Schmachtl GmbH, Aunilec) | Luxemburg |
| Battery Supplies NV/SA | Belgium |
| BlueSky Energy Entwicklungs- & Produktions GmbH | Austria |
| Bluestorage | France |
| Bredenoord | The Netherlands |
| BST Power (Shenzhen) Limited | China |
| BYD company limited | China |
| C–D | |
| CBAK Power Battery Co. Ltd | China |
| CATL - Contemporary Amperex Technology Co. Limited | China |
| DLG Energy (Shanghai) Co., Ltd. (Soluna) | China |
| E | |
| E3/DC GmbH | Germany |
| EATON ELECTRIC | UK |
| EFT-Systems GmbH | Germany |
| Energic Plus – TVH Parts Holding | France |
| Energus Power Solutions | Lithuania |
| Energy Storage NL | The Netherlands |
| epic power converters s.l. | Spain |
| F | |
| FENECON GmbH | Germany |
| Ferroamp Elektronik AB | Sweden |
| FIB SRL (FAAM) | Italy |
| fischer Power Solutions GmbH | Germany |
| Fraunhofer ITWM | Germany |
| FRIEM S.p.A | Italy |
| G | |
| GP JOULE GmbH | Germany |
| Green Rhino Energy Solutions | The Netherlands |
| H | |
| Haidi Energy Technology Co., Ltd. | China |
| Hangzhou Weimu Technology Co., LTD. (Vestwoods) | China |
| HE3DA s.r.o. | Czech Republic |
| HPS Home Power Solutions GmbH | Germany |
| I–J | |
| Indrivetec AG | Switzerland |
| Intego GmbH | Germany |
| J. Schmalz GmbH | Germany |
| Jiangsu Oliter Energy Technology Co., Ltd. | China |
| JYC Battery Manufacturer Co., Ltd. | China |
| K | |
| Karlsruher Institut für Technologie (KIT) | Germany |
| KIC InnoEnergy SE | The Netherlands |
| Kokam Co., Ltd, LG Chem, Ltd. | South Korea |
| M | |
| MK Battery | UK |
| Monbat AD | Bulgaria |
| MTU Friedrichshafen GmbH | Germany |
| MUEGGE GmbH | Germany |
| N | |
| Nerve Smart Systems ApS | Denmark |
| Nidec ASI S.p.a | Italy |
| Ningbo Deye Inverter Technology Co.,Ltd. | China |
| NPP Power Europe B.V. | The Netherlands |
| NW Technology GmbH – Redpoint new energy | Germany |
| P–R | |
| Pylon Technologies Co., Ltd. | China |
| RCT Power GmbH | Germany |
| Rolls Battery Europe | Canada |
| S | |
| SAMSUNG SDI | South Korea |
| Schlösser GmbH & Co. KG | Germany |
| SENEC GmbH | Germany |
| SFC Energy AG | Germany |
| Shandong Goldencell Electronics Technology Co., Ltd. / JGNE, Shenzhen Clou Electronics Co., Ltd. | China |
| Shenzhen Herewin Technology Co., Ltd. | China |
| Shenzhen Sofarsolar Co., Ltd. | China |
| Shenzhen Sunray Power Co. Ltd. | China |
| Shenzhen Topband Battery Co., Ltd. | China |
| SIBA GmbH | Germany |
| Smart Power GmbH | Germany |
| SOCOMEC | France |
| SOLARWATT GmbH | Germany |
| Solax Power Co., Ltd. | China |
| Sungrow Power Supply Co., Ltd. | China |
| Sunwoda Energy Solution Co., Ltd. | China |
| T | |
| Tesla Motors Netherlands BV | The Netherlands |
| Thüga Aktiengesellschaft | Germany |
| Technical University of Munich – Institute for Machine Tools and Industrial Management | Germany |
| U–V | |
| UFLEX S.r.L. | Italy |
| VARTA Storage GmbH | Germany |
| VoltStorage GmbH | Germany |
| W–X | |
| WECO Srl a Socio Unico | Italy |
| Wystrach GmbH | Germany |
| XelectriX Power GmbH | Austria |
| XOLTA | Denmark |
| Y | |
| Yichang Cosun New Energy Technology Co., Ltd. | China |
| Yingde Aokly Power Co. LTD. | China |
| Z | |
| Zhejiang Harog Technology Co., Ltd. | China |
| Zhejiang Narada Power Source Co., Ltd. | China |
| Zhejiang TUNA New Energy Science&Technology Co., Ltd. | China |
| ZnR Batteries | France |
