Elering was established on 1 November 1998 under the name of Põhivõrk as an operating unit of the Estonian national power company Eesti Energia.
In November 2014, Elering entered to the natural gas transmission market by acquiring a majority stake in the holding company AS Võrguteenus Valdus, an owner of EG Võrguteenus (later renamed: Elering Gaas) [REF].