EnExGroup consists of Hellenic Energy Exchange S.A. (HEnEx) and Enex Clearing House S.A. (EnExClear).

HEnEx was founded on 18/6/2018, following a spin-off of the Electricity Market branch of LAGIE S.A. Building upon accrued experience of more than a decade, HEnEx has been designated by the Greek Regulator as the Nominated Electricity Market Operator (NEMO) and is operating the Greek Day-Ahead Market, while working on the creation of an Intraday Electricity Market and an Energy Derivatives Market.

It’s subsidiary EnExClear founded on 2/11/2018 is responsible for the clearing and settlement of transactions concluded in the Day-Ahead and Intraday Market. EnExGroup has also taken on the organisation and operation of the Greek Gas and Environmental Markets.