SEIU South/Southwest Region

Service Employees International Union is the fastest-growing union in North America, and its membership is among the most diverse in the labor movement. Since SEIU President Andy Stern took office in 1996, nearly 1.2 million workers have united in SEIU. Focused on uniting workers in three sectors, SEIU is the largest health care union, including hospitals, nursing homes, and home care; the largest property services union, including building cleaning and security; and the second largest public employee union.