Programs Coordination Archdiocese of Chicago Office of Immigrant Affairs. Raymundo is an experienced community organizer who helped found and develop Centro de Trabajadores Unidos—a worker center focused on immigrant workers on the south side of Chicago, one CALA’s community partners. He was a program developer and community organizer at CTU from 2007 to 2016, when he joined the Archdiocese of Chicago, where he creates programs for immigrants.