Chicago-based InnerWorkings Inc. said it has acquired a print management firm in Chile as its seeks to expand in Latin America.

Terms of the acquisition of CPRO Services Ltd. were not announced.

CPRO Services had revenues of $22 million in 2009 and employs about 50 people, InnerWorkings said. CPRO’s clients include Unilever, Nestle and LAN Airlines.

InnerWorkings manages the printing of brochures, packaging, direct mail and a range of other commercial materials for companies like Unilever North America and Internet grocer Peapod.