Immigration Equality is an organization that helps transgender immigration issues stemming from other countries. Since 1994 they have been assisting transgender, gay, bisexual and HIV positive individuals with a variety of legal matters.
Below is a great video about one person, Norma Ureiro, a transgender immigrant who faced immense challenges when trying to flee Mexico for the United States. Norma and two lawyers are featured in this video who represent Immigration Equality. They are a pro bono group that protects LGBTQ immigrants in court.