Denver-based large-format commercial printer greatBIGcolor announces the promotion of Betsy Lyons to the position of national sales manager. Lyons previous held the position of account executive position. The 40-employee greatBIGcolor is manufacturers large format-graphics including out-of-home advertising, point-of-purchase for retailers/restaurants, banners, window graphics, murals, vehicle wraps and more. Printing presses include multiple five-meter, inkjets and flatbeds that utilize solvent, UV-curable and latex-based inks