Nazdar has named David Cunningham as its newest account executive and Laura Unterbrink to the position of point-of-purchase market segment manager.        As account executive, Mr. Cunningham will provide service to customers in the company’s Southeastern region. Ms. Unterbrink will be responsible for planning and organizing the company’s efforts to expand its capabilities and services in the POP market.      Actively involved in the graphics industry since 1989, Mr. Cunningham has extensive...