Welcome to the official Epsilon Chapter website of Sigma Delta Alpha Fraternity Incorporated. The Epsilon chapter of Sigma Delta Alpha was founded at the University of California, Irvine on September 21, 2002. Brothers of Sigma Delta Alpha are university men who embody the spirit of Brotherhood in order to assist each other in achieving academic goals. We are a proud fraternity that acknowledges a shared cultural heritage. We represent our people in the world of academia and we are determined to be positive role models to the youth in our communities.