ECEN (ECOLOGIKI ENERGIAKI SA) was founded in 1998 and it was a pioneer in the development of small hydropower plants in Greece. Currently it is still pioneering in the field of electrical energy by developing new renewable energy projects in combination with electrical energy storage systems.

The company has contributed in the development of many renewable energy projects, mainly small hydropower plants, in Greece and abroad and has acquired significant experience in this field. The company's activities cover the whole range of development, implementation and operation of a renewable energy project or electrical energy storage systems.

The company employs a team of experienced engineers and economists and collaborates with qualified external partners who can reliably face the most demanding phases of development and operation of a renewable energy project or electrical energy storage systems.

Currently, the company, with its subsidiaries, owns and operates projects of approximately 5 MW installed power and is developing new projects with a total installed power of 20 MW and storage capacity of 70 MWh. These projects are expected to be built and operate within the next 1-3 years.