Enersis is one of the main privately-owned multinational electric power corporations in Latin America. It currently holds direct and indirect participation in electric power generation, transmission, and distribution businesses. It has operations in five regional countries: Argentina, Brazil, Chile, Colombia, and Peru.

The Enersis Group generating companies had an installed capacity of 14,280 MW, and through the distribution companies they supplied electricity to near 12.5 million customers, or approximately 45 million inhabitants.

The controlling shareholder of Enersis is Endesa, a Spanish multinational that holds 60.62% ownership.