Hermandad de Sigma Iota Alpha, Inc. (ΣΙΑ), often known as '"SIA'", is a Latina-oriented Greek letter intercollegiate and independent sorority, founded on September 29, 1990, by 13 women from SUNY Albany, SUNY Stony Brook, SUNY New Paltz, and Rensselaer Polytechnic Institute. The sorority participates in local, national and international community service as well as educational, cultural and social events. The mission of Hermandad de Sigma Iota Alpha, Inc. is to uphold the goals set forth by the thirteen founding mothers. They are to formalize, cultivate, and foster bonds amongst each other as sisters and to abide by respect, trust, communication, professionalism, and accountability. Hermandad de Sigma Iota Alpha, Inc. promotes service on 3 different levels; International, National, and Local. The National Philanthropy of Hermandad de Sigma Iota Alpha, Inc. is One Heartland. SIA has had several initiatives in place since their establishment: Special Olympics, Multiple Sclerosis (MS) and the March of Dimes. Additionally, every chapter is required to sponsor a child through Children's International.