It is the Mission of the Men of the Stone Mountain / Decatur / Lithonia Chapter of Phi Beta Sigma Fraternity Incorporated to serve all of humanity, more specifically to serve the Stone Mountain, Decatur, and Lithonia communities and to establish working partnerships with and among organizations including other Greek letter organizations to this end. It is paramount that we promote brotherhood, scholarship and service and conduct all of the business of the chapter in an ethical and professional manner.