Welcome to the website of Beta Phi Boulé, the Roanoke • Lynchburg, Virginia Boulé of Sigma Pi Phi Fraternity. Founded in 1904, Sigma Pi Phi is the oldest Greek-letter organization comprised primarily of African American men. The Beta Phi Boulé was established in October of 1983. We are an organization of individuals who are committed to achievement, excellence and to the welfare of others. The purpose of this site is to share information relating to our activities and events, and to keep members informed of organizational business. Learn more about us.