Nelja Energia AS (also branded as 4Energia) is a renewable energy developer based in Tallinn, Estonia. The main areas of business of the company are the development of the renewable energy industry and the operation of power production. The name of the company, meaning Energy of Four, is referring to the four types of renewable energy: wind, water, biomass and solar. The company is focused on the renewable energy development in the Baltic countries. The CEO of the company is Aavo Kärmas.
Nelja Energia owns and operates eleven wind farms in Estonia with the total capacity of 140.8 MW, and four wind farms in Lithuania with the total capacity of 78.9 MW.[1][2] In addition, the company operates two biogas-fuelled co-generation plants in Estonia.[3] In Latvia, it owns and operates a cogeneration plant and pellet factory in Brocēni.[4] The company plans a 700–1,100 MW offshore wind farm off