His expertise in finance and position as chairman of its board of directors has helped propel growth. In a competitive market, Shells fought many uphill battles and has taken risks to become a national chain. Smoothie King is banking on the nation's collective interest in healthful living by offering customized blended fruit drinks plus nutrition-related products and information. In addition to drinks, units sell supplements, healthful snacks and diet products. Locations are in high-traffic areas such as strip centers, malls or office parks.
Vitamins are a top revenue producers.
Stephen Kuhnau developed a version of the smoothie drink in 1973 and sold it in a health store. Smoothie King was founded in 1989 by Kuhnau and his wife Cynthia. The chain currently has 120 locations in 10 states. Forty-five more stores are anticipated to open by year's end. Drinks are available in 36 flavors.