COBB BUSINESS JOURNAL – Dave Hamilton, 63, is a McDonald’s owner who has been with the company for close to 50 years. He currently serves as president of the Greater Atlanta McDonald’s Operators Association and he began his career with McDonald’s when he was just 16 years old, working as a crew member in Troy, New York. After graduating from high school, Hamilton continued working for McDonald’s as a full-time employee while earning his Bachelor’s degree in Criminal Justice from State University of New York — Utica. Following graduation, he continued working at McDonald’s, eventually becoming a restaurant and shift manager. Read more.