Established in 1949, Arkansas Electric Cooperative Corporation is one of the leading electricity generation and electricity cooperatives in the United States. The cooperative has annual sales revenue of more than $580 million. Arkansas Electric Cooperative Corporation maintains approximately 10 hydropower and oil- and coal-fired plants. The cooperative is a part of Electric Cooperatives of Arkansas, which is a member-owned organization that distributes electricity to over 460,000 people through nearly 15 electricity distribution cooperatives. Electric Cooperatives of Arkansas is a member of Touchstone Energy. The organization also consists of Arkansas Electric Cooperatives, which provides electrical equipment, overhead and underground conductors and pole and pad mount transformers.