The American Gas Association represents local energy companies that deliver natural gas throughout the United States. AGA is to be the most effective and influential energy trade association in the United States. The American Gas Association, founded in 1918, represents 195 local energy companies that deliver clean natural gas throughout the United States. There are more than 70 million residential, commercial and industrial natural gas customers in the U.S., of which 91 percent — more than 64 million customers — receive their gas from AGA members. Today, natural gas meets almost one-fourth of the United States' energy needs.