The VRA's major bulk customer is the Electricity Company of Ghana (ECG). Power sold to ECG caters mainly for domestic, industrial and commercial concerns in the southern sector of Ghana . Bulk sales are also made to a number of mining companies, including AngloGold Ashanti, Newmont Ghana Gold Ltd., Goldfields Ghana Ltd., Golden Stars Ltd. Others are Aluworks, Akosombo Textile Ltd., and Diamond Cement Ghana Ltd. International energy sales to neighbouring countries include Togo , Benin and Burkina Faso .

The VRA reaches its customers and neighbouring countries through GRIDCO's transmission system which covers the entire country, and is also connected with the national electricity grids of Cote d'lvoire, Compagnie Ivoirienne d'Electricité (CIE), Togo , Communauté Electrique du Benin (CEB), and Burkina Faso (SONABEL). These interconnections now serve as part of the arrangement under the West Africa Power Pool (WAPP).

120MW Tema Thermal Power Station