When Siegwerk Group acquired Color Converting Inc. in December 2003, one of the primary goals was to develop a worldwide presence. For Color Converting, headquartered in Des Moines, IA, that included having a full presence throughout North America.      Color Converting is taking major steps in fulfilling that mandate, as it recently opened Color Converting Canada in Woodbridge, Ontario, and is setting up facilities for Color Converting Mexico.      “Siegwerk’s mandate is to provide global c...