Developing the future

The most important goals in our projects are profitability, environmental friendliness, and sustainability.

 
 

Developing the future

The most important goals in our projects are profitability, environmental friendliness, and sustainability.

 
 

Developing the future

The most important goals in our projects are profitability, environmental friendliness, and sustainability.

 

Who we are

ecoJoule is the deanGruppe project developer and constructor for the wind, solar, and bioenergy power plants. The firm does business internationally, specializing in turn key projects.

What we do

ecoJoule manages the entire project, ensuring a smooth transition between the individual construction phases. The systematic, planned completion of all stages guarantees optimal results.

How we work

For ecoJoule, careful planning in all projects, consideration of the needs of others, and public acceptance are top priorities.

News

Keep up with the latest deanGruppe news, including our projects and the latest deanNews newsletter.

Wind park christening in Momerstroff, France Wind park christening in Momerstroff, France deanGruppe Press releases
Brest II Brest II Projekt: Wind farm (2021)
Jobs Jobs Stellenangebote (DE)

Green energy for more than 25 years

In 1991, we started off with courage, a vision, and a single wind turbine. In 1998, the deanGruppe was founded. Today, we offer services for wind, solar, and other renewable energy systems. An overview of select projects:

All projects

Completed projects with a value of
700 Mio. €

Rated capacity per year
833.08 Mio kWh

CO2 savings per year
~ 499.85 t

deanGruppe

deanGruppe
deanSolar | dean Solar Energy GmbH
ecoJoule | ecoJoule construct GmbH Bauträgergesellschaft für Energieanlagen
deanBV | Dezentrale Energie Anlagen Beteiligungs- und Verwaltungsgesellschaft mbH
deanHG | dean Handelsgesellschaft mbH
eolec | eolec SARL – L’énergie par le vent