We are the United Steelworkers Local 7-517 representing the workers of the Lemont Citgo Refinery, Seneca Petroleum Company and Oxbow Midwest Calcining LLC. Our members are leaders in your communities, in your work places, in our governments and more. We work to To unite this Local Union all working men and working women who are members of the United Steelworkers.

We believe in better. We stand up and fight back for better. We work for working families around the world.