About United Group Graphics Since 1985 United has provided the Triangle region of North Carolina with full service screen printing, signage, digital printing, and custom-imprinted specialty items. We are a family-owned business and we include our customers in the family. Whether you need a dozen t-shirts for a sports league, or new signage for a fleet of trucks, United will provide you with a level of product quality and personal service that's pretty hard to find these days. Located on Route 70 in Durham, we are within minutes of Duke, UNC, NCCU and Research Triangle Park. Click here to map our location.