SEIU is the fastest-growing union in North America, with 2 million members in the United States, Canada, and Puerto Rico.

Focused on uniting workers in four sectors­-hospital systems, long term care, property services, and public services­-SEIU is the largest health care union, the largest property services union, and the second-largest public employees union.

SEIU members are winning better wages, health care, and more secure jobs for our communities, while uniting their strength with their counterparts around the world to help ensure that workers, not just corporations and CEOs, benefit from today's global economy.