Our History

Thoughtful growth since 2005

2005/
2008

  • Creation of the company.
  • Installed capacity of 164 MW via partnerships.

2005/2008
2009

The infrastructure funds managed by Ardian (AXA Private Equity) become majority shareholders of Kallista Group.

2009
2010

Acquisition of Neoelectra wind farms in Brittany.

2010
2011

  • Creation of Kallista Energy Investment.
  • Acquisition of Poweo wind farms.
  • First joint developments in wind energy.

2011
2013

  • Deployment of the SCADA (Supervisory Control And Data Acquisition) system, developed internally by Kallista Energy.
  • Acquisition of 23.5 MW and commissioning of 12 MW.
  • Analysis and in-depth study of a possible technological diversification into electricity generation using biomass.

2013
2014

Launch of a wind energy development plan for the group with the constitution of a team experienced in project development and repowering.

2014
2015

  • Granting of wind farm construction permits for 22.5 MW and acquisition of 22 MW.
  • Optimisation of bank financing for most of the 16 wind farms.

2015
2016

  • First single authorisation for repowering in France (Plouyé, 9.2 MW, in Brittany).
  • Construction of Kallista Energy’s first large-rotor wind turbines (+100 m in diameter, Zondrange and Morlange, 22 MW, in Moselle).
  • Consulting services for third parties in connection with the acquisition, financing and construction of wind farms abroad (Sweden 75 MW, Norway 50 MW).
  • The group joins the wind energy commission of one of the French renewable energy associations (SER – Syndicat des Énergies Renouvelables).

2016
2017

The development policy continues with the construction of large-rotor wind turbines in Seine-Maritime (Val aux Moines, Plaine de Beaunay) and the filing of authorisation applications for the repowering and extension of the wind farms in Eure and Loir (Louville, Bois Fontaine), Aisne (Blanches Fosses), Oise (Breteuil) and Côtes d’Armor (Trébry, Lanfains).

2017
2018

  • Change in the group’s capital structure with the acquisition by APG Asset Management of the majority of the group share capital (AXA Infrastructures remaining as a significant shareholder), and the sale of the KEI investment platform to Boralex.
  • Launch of an ambitious wind energy development plan over ten years.

2018
2019

  • Ten new employees recruited to roll out Kallista Energy’s wind energy development plan.
  • Internationalisation of our activities with the acquisition of a ready-to-build onshore wind energy project of 32 MW in the Netherlands.

2019
2020

  • The company’s capital is opened to its employees.
  • Launch of the construction of the Oostflakkee wind farm in the Netherlands.

2020