| ABACUS ENERGY S.A. |
| Alpha Energy ApS |
| ALPIQ ENERGY SE |
| Axpo Polska Sp. z o.o. |
| CEZ a.s. |
| D. Trading International SA |
| Dom Maklerski BOŚ S.A. |
| DXT Commodities SA |
| E.ON Polska S.A. |
| EDF Trading Europe Limited |
| EKOVOLITS Sp. z o.o. |
| Ekozon Energy Sp. z o.o. |
| Elektra S.A. |
| Elenger Sp. z o.o. |
| Enea Elektrownia Połaniec S.A |
| ENEA S.A. |
| ENEA Power & Gas Trading Sp. z o.o. |
| ENEA Trading Sp. z o.o. |
| ENEA Wytwarzanie Sp. z o.o. |
| Energa Obrót S.A. |
| ENGIE Global Markets |
| ENGIE Zielona Energia Sp. z o.o. |
| ENIQ Sp. z o.o. |
| ERU Europe GmbH |
| EXEN s.r.o. |
