George Gionopolis "aka the Hot Dog Czar" is a hot dog vendor and producer in the San Francisco Area. He was suspected of making councilwoman Hill disappear. He had issues with her seeing how she sought to regulate the vendors and shut down those who maybe breaking any health codes.
During Monk's visit of his production facility, it is revealed that Hill was absolutely justified to put strict regulations on the food vendors since he violates hundreds of health codes.