The Eta Boulé of Sigma Pi Phi Fraternity was incorporated in 1912 as a local member of the national Sigma Pi Phi Fraternity. Since that time, it has consistently supported community improvement efforts in the St. Louis region. In 2016, it established the Eta Boulé Foundation (EBF), as its non-profit arm, to assist in raising funds to help support its community outreach activities. There are currently seventy (70+) members of the Fraternity who are outstanding men of achievement in the St. Louis region. Members help support EBF by volunteering and by providing annual leadership donations ranging from $1,000-$10,000.

Eta Boulé Foundation is a 501(c) 3 nonprofit incorporated in the state of Missouri.