Sigma Lambda Beta is the largest Latino-based social fraternity established on cultural understanding and wisdom. Founded on April 4, 1986 at the University of Iowa, Iowa City, Iowa, the organization is committed to create and expand multicultural leadership, promote academic excellence, advance cultural awareness and service while influencing its mission amongst all dedicated collegiate men world
wide. SLB prides itself in its vast multicultural membership as we believe in the fairness, opportunity, and equality of all men without regard to their race, color, or ethnic background.
-In 1991, SLB became the first Latino-based fraternity to be established at a historically black university, Prairie View A&M University.
-In 1992, SLB spans "coast to coast" with the establishment of SUNY-Stony Brook (Pi chapter) and California State University-Dominguez Hills (Tau Chapter).
-In 1992, SLB joined the North-American Interfraternity Conference, a national umbrella association of collegiate men's fraternities.
-In 1996, SLB became a founding member of the Concilio Nacional de Hermandades Latinas, the first national umbrella council for Latino Greek Lettered Organizations (1996–2000).
-In 2000, SLB became a founding member of the Latino Fraternal Council, a national umbrella council composed by five of the largest Latino fraternities in the country (2000-2001).
-In 2004, SLB joined the National Association of Latino Fraternal Organizations (2004–2010).
-In 2010, SLB was established at Huston-Tillotson University in Texas, making it the first entity of SLB at a private historically black university.