Athena Investments A/S, formerly Greentech Energy Systems A/S, is a Denmark-based energy company focused on wind and solar power projects. Its scope of activities covers three phases: project development, installation and operation of energy projects. The Company has an installed production capacity of over 250 Megawatts (MW) in wind and around 40 MW in solar. Additionally, the Company focuses on development of facilities for the treatment of drinking water, development and construction of plants for the production of energy from hydropower and biomass, and development of monitoring and control systems. The Company conducts activities in Denmark, Italy, Germany and Spain.