He has trained NFL/NBA members, WBA, WBO & WWE world champions, numerous other pro boxing/MMA talents, wall-street and entrepreneur moguls, entertainment personalities, and other business professionals, including women and children. Colberg has been featured in/on Men’s Fitness, HBO, MTV, NBC, History Channel, Howcast Media, Healthy Life Magazine, Serendipity, Westport Magazine, Greenwich Time, among other projects.